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National Comfort Products Packaged Thru-Wall Air Conditioners - Heating and Cooling Units
 
         
SECTION 23 70 01
 
         
PACKAGED THRU-WALL AIR CONDITIONERS - HEATING AND COOLING UNITS
 
         
 
         
Copyright 2018 - 2019 ARCAT, Inc. - All rights reserved

          ** NOTE TO SPECIFIER ** National Comfort Products; heating and air conditioning equipment.
This section is based on the products of National Comfort Products, which is located at:
539 Dunksferry Rd.
Bensalem, PA 19020-5908
Toll Free Tel: 800-523-7138
Fax: 215-639-1674
Email: request info
Web: http://www.nationalcomfortproducts.com
[ Click Here ] for additional information.
National Comfort Products is a leading manufacturer of thru-the-wall heating and air conditioning equipment for the multi-family industry and has been for over 25 years. National Comfort Products markets worldwide through wholesalers who represent the finest in heating and air conditioning products. We have built our reputation on high quality products and fast, efficient service, making National Comfort Products a leader in customer satisfaction. Here at National Comfort Products, our team is committed to advanced research and development to continuously develop products using the latest advances in energy technology and design.
Our team is comprised of engineering, manufacturing and quality professionals dedicated to creating innovative solutions for advanced technologies. The people at National Comfort Products focus on the complete manufacturing process, from design to quality control, designing advanced heating and air conditioning products which are easier to use, more accurate, and more functional.
Our research and development is supported with an in-house lab that can replicate indoor and outdoor temperatures over a wide span, ensuring that we comply to all AHRI and DOE standards.
 
          PART 1GENERAL
 
          1.1SECTION INCLUDES
          ** NOTE TO SPECIFIER ** Delete items below not required for project.
 
          A.Thru-the-wall packaged heating and air conditioning units for multi-family construction.
          1.Noncondensing gas heating with electric cooling units.
          2.Condensing gas heat and electric cooling units.
          3.Electric heating and electric cooling units.
 
          B.RELATED SECTIONS:
          ** NOTE TO SPECIFIER ** Delete any sections below not relevant to this project; add others as required.
          1.Section 07 60 00 - Flashing and Sheet Metal (07 60 00) - Flexible Flashing.
          2.Section 07 90 00 - Joint Protection (07 90 00) - Joint Sealants.
          3.Section 22 14 00 - Facility Storm Drainage (22 14 26.13) - Roof Drains.
          4.Section 23 11 23 - Facility Natural-Gas Piping (23 11 23) - Facility Natural-Gas Piping.
          5.Section 23 05 23 - General-Duty Valves for HVAC Piping (23 11 13) - Facility Fuel-Oil Piping.
          6.Section 23 31 13 - Metal Ducts (23 31 13) - Metal Ducts.
 
          1.2REFERENCES
          ** NOTE TO SPECIFIER ** Delete references from the list below that are not actually required by the text of the edited section.
 
          A.Air-Conditioning, Heating, and Refrigeration Institute (AHRI):
          1.AHRI210-240, Performance Rating of Unitary Air-Conditioning and Air-Source Heat Pump Equipment with Addenda 1 and 2.
 
          B.American National Standards Institute (ANSI):
          1.ANSI-Z21.47 Standard for Gas-Fired Central Furnaces.
 
          C.Canadian Standards Association / Canadian Gas Association (CSA/CGA):
          1.CAN/CGA-B149 - Natural Gas and Propane Installation Code.
          2.CAN/CSA 22.2 No. 236 Standards for Heating and Cooling Equipment.
 
          D.National Fire Prevention Association (NFPA):
          1.NFPA 54/ANSI Z223.1, National Fuel Gas Code and Handbook Set.
          2.NFPA (Fire) 70-201, National Electrical Fire Code.
 
          E.Underwriter's Laboratories:
          1.UL 1995 Heating and Cooling Equipment.
 
          1.3SUBMITTALS
 
          A.Submit under provisions of Section 01 30 00 - Administrative Requirements.
 
          B.Product Data: Manufacturer's standard data sheets and descriptive literature.
          1.Catalog pages and cut-sheets illustrating specified products.
          2.Manufacturer's installation instruction manuals.
          3.Shop Drawings and Wiring Schematics: Showing metal thicknesses, dimensions, reinforcing and finishing.
          a.Wiring and piping diagrams.
          4.Technical Documentation: Equipment operation, replacement parts, Owner's operations and maintenance manuals.
 
          C.Manufacturer's Warranty: Fully executed, issued in Owner's name and registered with manufacturer.
          1.Effective Date: From date of warranty registration covering defects in materials.
          a.Parts: 5 year warranty.
          b.Compressor: 5 year warranty.
          c.Heat Exchanger: 10 year warranty.
 
          1.4QUALITY ASSURANCE
 
          A.Manufacturer Qualifications: Minimum 5 year experience manufacturing similar products.
 
          B.Installer Qualifications: HVAC installer, experienced in performing work like that required for this project.
 
          1.5DELIVERY, STORAGE AND HANDLING
 
          A.Deliver and store products in manufacturer's original, unopened, undamaged containers with identification labels intact and product name and manufacturer clearly visible.
 
          B.Protect products from exposure to harmful environmental conditions, clean, dry, frost-free and at recommended temperature and humidity levels.
 
          C.Handle materials as recommended by manufacturer to avoid damage.
 
          1.6PROJECT CONDITIONS
 
          A.Maintain environmental conditions (temperature, humidity, and ventilation) within limits recommended by manufacturer for optimum results. Do not install products under environmental conditions outside manufacturer's recommended limits.
 
          1.7SEQUENCING
 
          A.Ensure that products of this section are supplied to affected trades in time to prevent interruption of construction progress.
 
          1.8WARRANTY
 
          A.Manufacturer's standard warranty document executed by authorized company official.
          1.Material Defects: 5 years for parts.
          2.Compressor: 5 years.
          3.Heat Exchanger: 10 years (gas only).
          4.Labor: 90 days.
          ** NOTE TO SPECIFIER ** Determination of the most appropriate HVAC unit should be determined by factoring the proper building heat loss and gain, along with appropriate duct sizing, gas mains, riser sizing, and electrical supply wiring as determined by a professional engineer familiar with local and national codes.
 
          PART 2PRODUCTS
 
          2.1MANUFACTURERS
 
          A.Acceptable Manufacturer: National Comfort Products, which is located at: 539 Dunksferry Rd.; Bensalem, PA 19020-5908; Toll Free Tel: 800-523-7138; Fax: 215-639-1674; Email: request info; Web: http://www.nationalcomfortproducts.com
          ** NOTE TO SPECIFIER ** Delete one of the following two paragraphs; coordinate with requirements of Division 1 section on product options and substitutions.
 
          B.Substitutions: Not permitted.
 
          C.Requests for substitutions will be considered in accordance with provisions of Section 01 60 00 - Product Requirements.
          ** NOTE TO SPECIFIER ** Use the following article when heat source for fan coil unit is natural gas or liquid petroleum combined with electric cooling. Delete article in its entirety if not required.
 
          2.2NON-CONDENSING GAS HEATING WITH ELECTRIC COOLING UNITS
 
          A.Basis of Design: Thru-The-Wall Comfort Pack Model Series as manufactured by National Comfort Products Incorporated.
 
          B.Single Packaged Vertical Unit (SPVU): Precharged and prewired, heating and cooling unit for multi-family industry. Self-contained gas heating and electric cooling unit facilitating easy installation and maintenance. Easily reachable cooling access ports. Polarized Molex plug connections on cooling chassis.
          1.Performance Requirements:
          a.Seasonal Energy Efficiency Ratio (SEER): 12.
          b.Annual Fuel Utilization Efficiency (AFUE): 80 percent.
          2.Standards Compliance:
          a.AHRI 210-240.
          b.ANSI-Z21.47.
          c.NFPA 70.
          d.NFPA 54.
          e.UL 1995.
          ** NOTE TO SPECIFIER ** Delete model options not required.
          3.Model: CPG41128-U Nominal Cooling Tons: 1.
          a.Drawing Designation: ______.
          b.Rated Cooling: 12,000 BTUs (3.517 kW).
          c.Rated Heating Input: 28,000 BTUs (8.206 kW).
          d.Rated Heating Output: 22,400 BTUs (6.565 kW).
          e.Minimum Circuit Amps: 11.3.
          f.Maximum Fuse Amps: 15.
          g.Shipping Weight: 315 lbs.
          4.Model: CPG41138-U. Nominal Cooling Tons: 1.
          a.Drawing Designation: ______.
          b.Rated Cooling: 12,000 BTUs (3.517 kW).
          c.Rated Heating Input: 38,000 BTUs (11.137 kW).
          d.Rated Heating Output: 30,400 BTUs (8.909 kW).
          e.Minimum Circuit Amps: 11.3.
          f.Maximum Fuse Amps: 15.
          g.Shipping Weight: 315 lbs.
          5.Model: CPG41728-U. Nominal Cooling Tons: 1.5.
          a.Drawing Designation: ______.
          b.Rated Cooling: 17,500 BTUs (5.129 kW).
          c.Rated Heating Input: 38,000 BTUs (11.137 kW).
          d.Rated Heating Output: 30,400 BTUs (8.909 kW).
          e.Minimum Circuit Amps: 13.
          f.Maximum Fuse Amps: 15.
          g.Shipping Weight: 325 lbs.
          6.Model: CPG41738-U. Nominal Cooling Tons: 1.5.
          a.Drawing Designation: ______.
          b.Rated Cooling: 17,500 BTUs (5.129 kW).
          c.Rated Heating Input: 38,000 BTUs (11.137 kW).
          d.Rated Heating Output: 30,400 BTUs (8.909 kW).
          e.Minimum Circuit Amps: 13.
          f.Maximum Fuse Amps: 15.
          g.Shipping Weight: 325 lbs.
          7.Model: CPG41751-U. Nominal Cooling Tons: 1.5.
          a.Drawing Designation: ______.
          b.Rated Cooling: 17,500 BTUs (5.129 kW).
          c.Rated Heating Input: 51,000 BTUs (14.947 kW).
          d.Rated Heating Output: 40,800 BTUs (11.957 kW).
          e.Minimum Circuit Amps: 13.
          f.Maximum Fuse Amps: 15.
          g.Shipping Weight: 325 lbs.
          8.Model: CPG41764-U. Nominal Cooling Tons: 1.5.
          a.Drawing Designation: ______.
          b.Rated Cooling: 17,500 BTUs (5.129 kW).
          c.Rated Heating Input: 64,000 BTUs (18.756 kW).
          d.Rated Heating Output: 51,200 BTUs (15.005 kW).
          e.Minimum Circuit Amps: 13.
          f.Maximum Fuse Amps: 15.
          g.Shipping Weight: 325 lbs.
          9.Model: CPG42328-U. Nominal Cooling Tons: 2.
          a.Drawing Designation: ______.
          b.Rated Cooling: 22,000 BTUs (6.448 kW).
          c.Rated Heating Input: 28,000 BTUs (8.206 kW).
          d.Rated Heating Output: 22,400 BTUs (6.565 kW).
          e.Minimum Circuit Amps: 16.8.
          f.Maximum Fuse Amps: 25.
          g.Shipping Weight: 350 lbs.
          10.Model: CPG42338-U. Nominal Cooling Tons: 2.
          a.Drawing Designation: ______.
          b.Rated Cooling: 22,000 BTUs (6.448 kW).
          c.Rated Heating Input: 38,000 BTUs (11.137 kW).
          d.Rated Heating Output: 30,400 BTUs (8.909 kW).
          e.Minimum Circuit Amps: 16.8.
          f.Maximum Fuse Amps: 25.
          g.Shipping Weight: 350 lbs.
          11.Model: CPG42351-U Nominal Cooling Tons: 2.
          a.Drawing Designation: ______.
          b.Rated Cooling: 22,000 BTUs (6.448 kW).
          c.Rated Heating Input: 51,000 BTUs (14.947 kW).
          d.Rated Heating Output: 40,800 BTUs (11.957 kW).
          e.Minimum Circuit Amps: 16.8.
          f.Maximum Fuse Amps: 25.
          g.Shipping Weight: 350 lbs.
          12.Model: CPG42364-U. Nominal Cooling Tons: 2.
          a.Drawing Designation: ______.
          b.Rated Cooling: 22,400 BTUs (6.565 kW).
          c.Rated Heating Input: 64,000 BTUs (18.756 kW).
          d.Rated Heating Output: 51,200 BTUs (15.005 kW).
          e.Minimum Circuit Amps: 16.8.
          f.Maximum Fuse Amps: 25.
          g.Shipping Weight: 350 lbs.
          13.Thru-Wall Style:
          ** NOTE TO SPECIFIER ** Delete one of the two following options not required.
          a.Natural gas heating and electric cooling.
          b.Liquid petroleum heating and electric cooling.
          c.Indoor Air Flow: Approved for front/open return if local codes apply.
          1)Outlet: Top Supply.
          2)Inlet: Bottom/front return.
          ** NOTE TO SPECIFIER ** Delete optional return boot if not required.
          3)Return air boot available for top return designs.
          a)Reversible 2-piece assembly. Can be mounted for top left or right return. Ready for a 16 x 10 in (406 x 254 mm) standard slip and drive duct. Included elastomeric sealing gasket.
          14.Cabinet Construction: Pre-painted 22 gauge, 0.0336 in (0.853 mm) galvanized steel.
          a.Color: Neutral tone finish of tan.
          ** NOTE TO SPECIFIER ** Delete grill options not required. Stamped is standard.
          15.Grill: Stamped.
          16.Grill: Model CPSG-P. Stamped, bottom and top louvered, powder coated, sized to fit CPWS wall sleeve.
          17.Grill: Model CPLG. Clear anodized brushed aluminum sized to fit the unit.
          18.Grill: Model CPLG-P. Painted aluminum sized to fit the unit.
          19.Grill: Model CPLG-S. Clear anodized brushed aluminum sized to fit CPWS wall sleeve.
          20.Grill: Model CPLG-SP. Painted architectural louver, sized to fit CPWS wall sleeve.
          21.Filter: Factory washable air inlet filter easily accessed by thumb screw mounted panel w/ filter retainer rod.
          a.Dimensions: 16 x 25 x 1 in (406 x 635 x 25 mm).
          22.Cooling Module:
          a.Slide out cooling chassis with Coremax refrigeration service ports.
          b.Evaporator Blower Motor 1 and 1.5 ton Models: Five-speed DC blower. 1/3 hp (246 w), 3.0 full load amps (FLA).
          c.Evaporator Blower Motor 2 ton Models: Five-speed DC blower. 1/2 hp (372.8 W), 3.9 full load amps (FLA).
          d.Condenser Fan Motor 1.5 ton Models: 1/4 hp (186.4 W), 1.8 full load amps (FLA), 3.6 locked rotor amps (LRA).
          e.Condenser Fan Motor 1 and 2 ton Models: DC 1/4 hp (186.4 W), 2.4 full load amps (FLA).
          f.Coils; Evaporator: Raised lance aluminum fins mechanically bonded to seamless rifled copper tubes. Condenser aluminum microchannel.
          23.Furnace Module:
          a.Slide out assembly.
          b.Heat Exchanger: Stainless steel.
          c.Clear view sight glass for burner.
          d.Fan: Propeller, directly connected to motor.
          ** NOTE TO SPECIFIER ** Optional. Delete if not required.
          e.Gas Venting: Direct venting and safety interlock.
          24.Drain Pan: Positioned underneath the evaporator coil to collect condensate.
          a.Primary Drain: 3/4 in (19 mm) outside diameter primary drain connection with flexible tubing connected to drain connection on drain pan so it can be easily disconnected for chassis removal.
          1)Installed by Others: 2 in (51 mm) deep trap close to the pan. The drain line should pitch downward at least 1 in (25 mm) per 10 ft (3048 mm) to an open building drain trap.
          b.Secondary Condensate Drain. Trap piped to outdoor section of unit for drainage thru exterior weep holes providing extra protection and indication of primary drain blockages.
          25.Electrical Requirements:
          a.Factory wired for 230 Volts 1 Phase 60 Hertz.
          b.Field adjustable for 208 Volts.
          c.Operating Voltages: 197 to 253 Volts.
          d.Low Voltage: Unit is supplied with a 40 VA transformer used to bring 24 VAC into the control section of the unit. The control section is protected by a 3 amp fuse.
          26.Electrical Components, Devices and Accessories:
          a.Listed and labeled in compliance with NFPA 70 by a qualified testing agency.
          b.Marked for intended location and application.
          c.Low voltage.
          d.Factory mounted junction box for field wiring thermostat.
          e.Thermostat By Others: 1H/1C low voltage.
          f.Gas units equipped with dual LED diagnostic light.
          ** NOTE TO SPECIFIER ** Delete Drawing Designation if project uses only one unit size.
          g.Unit Dimensions: 31-7/16 x 28 x 43 in (799 x 711 x 1092 mm).
          ** NOTE TO SPECIFIER ** Use the following article when heat source for fan coil unit is natural gas combined with electric cooling and higher than standard efficiency is desired. Delete article in its entirety if not required.
 
          2.3CONDENSING GAS HEAT WITH ELECTRIC COOLING UNITS
 
          A.Basis of Design: Through-The-Wall Comfort Pack Model Series as manufactured by National Comfort Products Incorporated.
 
          B.Single Packaged Unit: Precharged and prewired, heating and cooling unit for multi-family industry. Self-contained gas heating and electric cooling unit facilitating easy installation and maintenance. Easily reachable cooling access ports. Polarized Molex plug connections on cooling chassis.
          1.Performance Requirements:
          a.Seasonal Energy Efficiency Ratio (SEER): 12.
          b.Annual Fuel Utilization Efficiency (AFUE): 95 percent.
          2.Standards Compliance:
          a.AHRI 210-240.
          b.ANSI-Z21.47.
          c.NFPA 70.
          d.NFPA 54.
          e.UL 1995.
          ** NOTE TO SPECIFIER ** Delete model options not required.
          3.Model: CPG41125-U. Nominal Cooling Tons: 1.
          a.Drawing Designation: ______.
          b.Rated Cooling: 12,000 BTUs (3.517 kW).
          c.Rated Heating Input: 25,000 BTUs (7.327 kW).
          d.Rated Heating Output: 23,750 BTUs (6.960 kW).
          e.Minimum Circuit Amps: 11.3.
          f.Maximum Fuse Amps: 15.
          g.Shipping Weight: 315 lbs.
          4.Model: CPG41132-U. Nominal Cooling Tons: 1.
          a.Drawing Designation: ______.
          b.Rated Cooling: 12,000 BTUs (3.517 kW).
          c.Rated Heating Input: 32,000 BTUs (9.378 kW).
          d.Rated Heating Output: 30,400 BTUs (8.909 kW).
          e.Minimum Circuit Amps: 11.3.
          f.Maximum Fuse Amps: 15.
          g.Shipping Weight: 315 lbs.
          5.Model: CPG41725-U. Nominal Cooling Tons: 1.5.
          a.Drawing Designation: ______.
          b.Rated Cooling: 17,500 BTUs (5.129 kW).
          c.Rated Heating Input: 25,000 BTUs (7.327 kW).
          d.Rated Heating Output: 23,750 BTUs (6.960 kW).
          e.Minimum Circuit Amps: 13.
          f.Maximum Fuse Amps: 15.
          g.Shipping Weight: 325 lbs.
          6.Model: CPG41732-U. Nominal Cooling Tons: 1.5.
          a.Drawing Designation: ______.
          b.Rated Cooling: 17,500 BTUs (5.129 kW).
          c.Rated Heating Input: 32,000 BTUs (9.378 kW).
          d.Rated Heating Output: 30,400 BTUs (8.909 kW).
          e.Minimum Circuit Amps: 13.
          f.Maximum Fuse Amps: 15.
          g.Shipping Weight: 325 lbs.
          7.Model: CPG41743-U. Nominal Cooling Tons: 1.5.
          a.Drawing Designation: ______.
          b.Rated Cooling: 17,500 BTUs (5.129 kW).
          c.Rated Heating Input: 43,000 BTUs (12.602 kW).
          d.Rated Heating Output: 40,850 BTUs (11.972 kW).
          e.Minimum Circuit Amps: 13.
          f.Maximum Fuse Amps: 15.
          g.Shipping Weight: 325 lbs.
          8.Model: CPG41750-U. Nominal Cooling Tons: 1.5.
          a.Drawing Designation: ______.
          b.Rated Cooling: 17,500 BTUs (5.129 kW).
          c.Rated Heating Input: 50,000 BTUs (14.654 kW).
          d.Rated Heating Output: 47,500 BTUs (13.921 kW).
          e.Minimum Circuit Amps: 13.
          f.Maximum Fuse Amps: 15.
          g.Shipping Weight: 325 lbs.
          9.Model: CPG42325-U. Nominal Cooling Tons: 2.
          a.Drawing Designation: ______.
          b.Rated Cooling: 22,000 BTUs (6.448 kW).
          c.Rated Heating Input: 25,000 BTUs (7.327kW).
          d.Rated Heating Output: 23,750 BTUs (6.960 kW).
          e.Minimum Circuit Amps: 16.8.
          f.Maximum Fuse Amps: 25.
          g.Shipping Weight: 350 lbs.
          10.Model: CPG42332-U. Nominal Cooling Tons: 2.
          a.Drawing Designation: ______.
          b.Rated Cooling: 22,000 BTUs (6.448 kW).
          c.Rated Heating Input: 32,000 BTUs (9.378 kW).
          d.Rated Heating Output: 30,400 BTUs (8.909 kW).
          e.Minimum Circuit Amps: 16.8.
          f.Maximum Fuse Amps: 25.
          g.Shipping Weight: 350 lbs.
          11.Model: CPG42343-U. Nominal Cooling Tons: 2.
          a.Drawing Designation: ______.
          b.Rated Cooling: 22,000 BTUs (6.448 kW).
          c.Rated Heating Input: 43,000 BTUs (12.602 kW).
          d.Rated Heating Output: 40,800 BTUs (11.957 kW).
          e.Minimum Circuit Amps: 16.8.
          f.Maximum Fuse Amps: 25.
          g.Shipping Weight: 350 lbs.
          12.Model: CPG42350-U. Nominal Cooling Tons: 2.
          a.Drawing Designation: ______.
          b.Rated Cooling: 22,000 BTUs (6.448 kW).
          c.Rated Heating Input: 50,000 BTUs (14.654 kW).
          d.Rated Heating Output: 47,500 BTUs (13.921 kW).
          e.Minimum Circuit Amps: 16.8.
          f.Maximum Fuse Amps: 25.
          g.Shipping Weight: 350 lbs.
          13.Through-Wall Style:
          a.Natural gas heating and electric cooling.
          b.Indoor Air Flow: Approved for front/open return if local codes apply.
          1)Outlet: Top Supply.
          2)Inlet: Bottom/front return.
          ** NOTE TO SPECIFIER ** Delete optional return boot if not required.
          3)Return air boot available for top return designs.
          a)Reversible 2-piece assembly. Can be mounted for top left or right return. Ready for a 16 x 10 in (406 x 254 mm) standard slip and drive duct. Included elastomeric sealing gasket.
          14.Cabinet Construction: Pre-painted 22 gauge, 0.0336 in (0.853 mm) galvanized steel.
          a.Color: Neutral tone finish of tan.
          ** NOTE TO SPECIFIER ** Delete grill options not required.
          15.Grill: Model CPLGX. Anodized aluminum architectural louver.
          16.Grill: Model CPLGX-S. Anodized aluminum architectural louver for sleeve.
          17.Grill: Model CPLGX-P. Painted aluminum architectural louver.
          18.Grill: Model, CPLGX-SP. Architectural painted louver for sleeve.
          19.Grill: Model CPSGX-P Stamped. Painted aluminum architectural louver.
          20.Filter: Factory washable air inlet filter easily accessed by thumb screw mounted panel w/ filter retainer rod.
          a.Dimensions: 16 x 25 x 1 in (406 x 635 x 25 mm).
          21.Cooling Module:
          a.High Efficiency Compressor: R-410A.
          b.Slide out cooling chassis with Coremax refrigeration service ports.
          c.Evaporator Blower Motor 1 and 1.5 ton Models: Five-speed DC blower. 1/3 hp (246 w), 3.0 full load amps (FLA).
          d.Evaporator Blower Motor 2 ton Models: Five-speed DC blower. 1/2 hp (372.8 W), 3.9 full load amps (FLA).
          e.Condenser Fan Motor 1.5 ton Models: 1/4 hp (186.4 W) , 1.8 full load amps (FLA), 3.6 locked rotor amps (LRA).
          f.Condenser Fan Motor 1 and 2 ton Models: DC 1/4 hp (186.4 W) , 2.4 full load amps (FLA).
          g.Coils; Evaporator: Raised lance aluminum fins mechanically bonded to seamless rifled copper tubes. Condenser aluminum microchannel.
          22.Furnace Module:
          a.Slide out assembly.
          b.Heat Exchanger: Stainless steel.
          c.Clear view sight glass for burner.
          d.Fan: Propeller, directly connected to motor.
          e.Sealed combustion chamber.
          f.Waterless trap for furnace condensate.
          ** NOTE TO SPECIFIER ** Optional. Delete if not required.
          g.Gas Venting: Direct venting and safety interlock.
          23.Drain Pan: Positioned underneath the evaporator coil to collect condensate.
          a.Primary Drain: 3/4 in (19 mm) outside diameter primary drain connection with flexible tubing connected to drain connection on drain pan so it can be easily disconnected for chassis removal.
          1)Installed by Others: 2 in (51 mm) deep trap close to the pan . The drain line should pitch downward at least 1 in (25 mm) per 10 ft (3048 mm) to an open building drain trap.
          b.Secondary Condensate Drain. Trap piped to outdoor section of unit for drainage thru exterior weep holes providing extra protection and indication of primary drain blockages.
          24.Electrical Requirements:
          a.Factory wired for 230 Volts 1 Phase 60 Hertz.
          b.Field adjustable for 208 Volts.
          c.Operating Voltages: 197 to 253 Volts.
          d.Low Voltage: Unit is supplied with a 40 VA transformer used to bring 24 VAC into the control section of the unit. The control section is protected by a 3 amp fuse.
          25.Electrical Components, Devices and Accessories:
          a.Listed and labeled in compliance with NFPA 70 by a qualified testing agency.
          b.Marked for intended location and application.
          c.Low voltage.
          d.Factory mounted junction box for field wiring thermostat.
          e.Thermostat By Others: 1H/1C low voltage.
          f.Equipped with dual LED diagnostic light.
          ** NOTE TO SPECIFIER ** Delete Drawing Designation if project uses only one unit size.
          1)Unit Dimensions: 31-7/16 x 28 x 43 in (799 x 711 x 1092 mm).
          ** NOTE TO SPECIFIER ** Use the following article when heat source for fan coil unit is electric combined with electric cooling. Delete article in its entirety if not used.
 
          2.4ELECTRIC HEATING AND COOLING UNITS
 
          A.Basis of Design: Through-The-Wall Comfort Pack Model Series as manufactured by National Comfort Products Incorporated.
 
          B.Single Packaged Unit: Precharged and prewired, heating and cooling unit for multi-family industry. Self-contained electric heating and electric cooling unit facilitating easy installation and maintenance. Easily reachable cooling access ports. Polarized Molex plug connections on cooling chassis.
          1.Performance Requirements:
          a.Seasonal Energy Efficiency Ratio (SEER): 12.
          2.Standards Compliance:
          a.AHRI 210-240.
          b.NFPA 70.
          c.NFPA 54.
          d.UL 1995.
          ** NOTE TO SPECIFIER ** Delete model options not required.
          3.Model: CPE41103-U. Nominal Cooling Tons: 1.
          a.Drawing Designation: ______.
          b.Rated Cooling: 12,000 BTUs (3.517 kW).
          c.Nominal BTUs at 230 V: 10900 (3.194 kW).
          d.Nominal BTUs at 208 V: 8900 (2.608 kW).
          e.Minimum Circuit Amps at 230V: 20.4.
          f.Minimum Circuit Amps at 208V: 18.7.
          g.Maximum Fuse Amps at 230V: 25.
          h.Maximum Fuse Amps at 208V: 20.
          i.Shipping Weight: 315.
          4.Model: CPE41105-U. Nominal Cooling Tons: 1.
          a.Drawing Designation: ______.
          b.Rated Cooling: 12,000 BTUs (3.517 kW).
          c.Nominal BTUs at 230 V: 16000 (4.689 kW).
          d.Nominal BTUs at 208 V: 13000 (3.810 kW).
          e.Nominal KWs at 230 V: 4.7.
          f.Nominal KWs at 208 V: 3.8.
          g.Minimum Circuit Amps at 230V: 28.4.
          h.Minimum Circuit Amps at 208V: 26.
          i.Maximum Fuse Amps at 230V: 30.
          j.Maximum Fuse Amps at 208V: 30.
          k.Shipping Weight: 315.
          5.Model: CPE41107-U. Nominal Cooling Tons: 1.
          a.Drawing Designation: ______.
          b.Rated Cooling: 12,000 BTUs (3.517 kW).
          c.Nominal BTUs at 230 V: 22,400 (6.565 kW).
          d.Nominal BTUs at 208 V: 18,300 (5.363kW).
          e.Minimum Circuit Amps at 230V: 38.8.
          f.Minimum Circuit Amps at 208V: 35.3.
          g.Maximum Fuse Amps at 230V: 40.
          h.Maximum Fuse Amps at 208V: 40.
          i.Shipping Weight: 315.
          6.Model: CPE41110-U. Nominal Cooling Tons: 1.
          a.Drawing Designation: ______.
          b.Rated Cooling: 12,000 BTUs (3.517 kW).
          c.Nominal BTUs at 230 V: 31900 (9.349 kW).
          d.Nominal BTUs at 208 V: 26000 (7.620 kW).
          e.Minimum Circuit Amps at 230V: 53.8.
          f.Minimum Circuit Amps at 208V: 48.9.
          g.Maximum Fuse Amps at 230V: 55.
          h.Maximum Fuse Amps at 208V: 50.
          i.Shipping Weight: 315.
          7.Model: CPE41703-U. Nominal Cooling Tons: 1.5.
          a.Drawing Designation: ______.
          b.Rated Cooling: 17,500 BTUs (5.129 kW).
          c.Nominal BTUs at 230 V: 10900 (3.194 kW).
          d.Nominal BTUs at 208 V: 8900 (2.608 kW).
          e.Minimum Circuit Amps at 230V: 20.4.
          f.Minimum Circuit Amps at 208V: 18.7.
          g.Maximum Fuse Amps at 230V: 25.
          h.Maximum Fuse Amps at 208V: 20.
          i.Shipping Weight: 325.
          8.Model: CPE41705-U. Nominal Cooling Tons: 1.5.
          a.Drawing Designation: ______.
          b.Rated Cooling: 17,500 BTUs (5.129 kW).
          c.Nominal BTUs at 230 V: 16000 (4.689 kW).
          d.Nominal BTUs at 208 V: 13000 (3.810 kW).
          e.Minimum Circuit Amps at 230V: 28.4.
          f.Minimum Circuit Amps at 208V: 26.
          g.Maximum Fuse Amps at 230V: 30.
          h.Maximum Fuse Amps at 208V: 30.
          i.Shipping Weight: 325.
          9.Model: CPE41707-U. Nominal Cooling Tons: 1.5.
          a.Drawing Designation: ______.
          b.Rated Cooling: 17,500 BTUs (5.129 kW).
          c.Nominal BTUs at 230 V: 22,400 (6.565 kW).
          d.Nominal BTUs at 208 V: 18,300 (5.363 kW).
          e.Minimum Circuit Amps at 230V: 38.8.
          f.Minimum Circuit Amps at 208V: 35.3.
          g.Maximum Fuse Amps at 230V: 40.
          h.Maximum Fuse Amps at 208V: 40.
          i.Shipping Weight: 325.
          10.Model: CPE41710-U. Nominal Cooling Tons: 1.5.
          a.Drawing Designation: ______.
          b.Rated Cooling: 17,500 BTUs (5.129 kW).
          c.Nominal BTUs at 230 V: 31900 (9.350 kW).
          d.Nominal BTUs at 208 V: 26000 (7.620 kW).
          e.Minimum Circuit Amps at 230V: 53.8.
          f.Minimum Circuit Amps at 208V: 48.9.
          g.Maximum Fuse Amps at 230V: 55.
          h.Maximum Fuse Amps at 208V: 50.
          i.Shipping Weight: 325.
          11.Model: CPE41715-U. Nominal Cooling Tons: 1.5.
          a.Drawing Designation: ______.
          b.Rated Cooling: 17,500 BTUs (5.129 kW).
          c.Nominal BTUs at 230 V: 47,800 (14.009 kW).
          d.Nominal BTUs at 208 V: 39,100 (11.459 kW).
          e.Minimum Circuit Amps at 230V: 79.2.
          f.Minimum Circuit Amps at 208V: 71.9.
          g.Maximum Fuse Amps at 230V: 80.
          h.Maximum Fuse Amps at 208V: 75.
          i.Shipping Weight: 325.
          12.Model: CPE42303-U. Nominal Cooling Tons: 2.
          a.Drawing Designation: ______.
          b.Rated Cooling: 22,000 BTUs (6.448 kW).
          c.Nominal BTUs at 230 V: 10900 (3.194 kW).
          d.Nominal BTUs at 208 V: 8900 (2.608 kW).
          e.Minimum Circuit Amps at 230V: 21.3.
          f.Minimum Circuit Amps at 208V: 19.6.
          g.Maximum Fuse Amps at 230V: 25.
          h.Maximum Fuse Amps at 208V: 20.
          i.Shipping Weight: 350.
          13.Model: CPE42305-U. Nominal Cooling Tons: 2.
          a.Drawing Designation: ______.
          b.Rated Cooling: 22,000 BTUs (6.448 kW).
          c.Nominal BTUs at 230 V: 16000 (4.689 kW).
          d.Nominal BTUs at 208 V: 13000 (3.810 kW).
          e.Minimum Circuit Amps at 230V: 29.3.
          f.Minimum Circuit Amps at 208V: 26.9.
          g.Maximum Fuse Amps at 230V: 30.
          h.Maximum Fuse Amps at 208V: 30.
          i.Shipping Weight: 350.
          14.Model: CPE42307-U. Nominal Cooling Tons: 2.
          a.Drawing Designation: ______.
          b.Rated Cooling: 22,000 BTUs (6.448 kW).
          c.Nominal BTUs at 230 V: 22,400 (6.6 565 kW).
          d.Nominal BTUs at 208 V: 18,300 (5.363 kW).
          e.Minimum Circuit Amps at 230V: 39.7.
          f.Minimum Circuit Amps at 208V: 36.2.
          g.Maximum Fuse Amps at 230V: 40.
          h.Maximum Fuse Amps at 208V: 40.
          i.Shipping Weight: 350.
          15.Model: CPE42310-U. Nominal Cooling Tons: 2.
          a.Drawing Designation: ______.
          b.Rated Cooling: 22,000 BTUs (6.448 kW).
          c.Nominal BTUs at 230 V: 31900 (9.350 kW).
          d.Nominal BTUs at 208 V: 26000 (7.620 kW).
          e.Minimum Circuit Amps at 230V: 54.7.
          f.Minimum Circuit Amps at 208V: 49.8.
          g.Maximum Fuse Amps at 230V: 55.
          h.Maximum Fuse Amps at 208V: 50.
          i.Shipping Weight: 350.
          16.Model: CPE42315-U. Nominal Cooling Tons: 2.
          a.Drawing Designation: ______.
          b.Rated Cooling: 22,000 BTUs (6.448 kW).
          c.Nominal BTUs at 230 V: 47,800 (14.009 kW).
          d.Nominal BTUs at 208 V: 39,100 (11.459 kW).
          e.Minimum Circuit Amps at 230V: 80.1.
          f.Minimum Circuit Amps at 208V: 72.8.
          g.Maximum Fuse Amps at 230V: 85.
          h.Maximum Fuse Amps at 208V: 75.
          i.Shipping Weight: 350.
          17.Thru-Wall Style:
          a.Electric Heating and Electric Cooling Indoor Air Flow: Approved for front/open return if local codes apply.
          1)Outlet: Top Supply.
          2)Inlet: Bottom Return.
          ** NOTE TO SPECIFIER ** Delete optional return boot if not required.
          3)Return air boot available for top return designs.
          a)Reversible 2-piece assembly. Can be mounted for top left or right return. Ready for a 16 x 10 in (406 x 254 mm) standard slip and drive duct. Included elastomeric sealing gasket.
          18.Cabinet Construction: Pre-painted 22 gauge, 0.0336 in (0.853 mm) galvanized steel.
          a.Color: Neutral tone finish of tan.
          ** NOTE TO SPECIFIER ** Delete grill options not required.
          19.Grill: Stamped.
          20.Grill: Model CPSG-P. Powder coated grill.
          21.Grill: Model CPLG. Anodized aluminum architectural louver.
          22.Grill: Model, CPLG-SP. Painted architectural louver.
          23.Filter: Factory washable air inlet filter easily accessed by thumb screw mounted panel w/ filter retainer rod.
          a.Dimensions: 16 x 25 x 1 in (406 x 635 x 25 mm).
          24.Cooling Module:
          a.High Efficiency Compressor: R-410A.
          b.Slide out cooling chassis with Coremax refrigeration service ports.
          c.Evaporator Blower Motor 1 and 1.5 ton models: Five-speed DC blower. 1/3 hp (246 w), 3.0 full load amps (FLA).
          d.Evaporator Blower Motor 2 ton models: Five-speed DC blower. 1/2 hp (372.8 W), 3.9 full load amps (FLA).
          e.Condenser Fan Motor 1.5 ton models: 1/4 hp (186.4 W) , 1.8 full load amps (FLA), 3.6 locked rotor amps (LRA).
          f.Condenser Fan Motor 1 and 2 ton models: DC 1/4 hp (186.4 W) , 2.4 full load amps (FLA),
          g.Coils; Evaporator: Raised lance aluminum fins mechanically bonded to seamless rifled copper tubes. Condenser aluminum microchannel.
          h.Sequencing Control; Electric: Two stage heat sequencing triac control board.
          25.Drain Pan: Positioned underneath the evaporator coil to collect condensate.
          a.Primary Drain: 3/4 in (19 mm) outside diameter primary drain connection with flexible tubing connected to the drain connection on the drain pan so it can be easily disconnected for chassis removal.
          1)Installed by Others: 2 in (51 mm) deep trap close to the pan . The drain line should pitch downward at least 1 in (25 mm) per 10 ft (3048 mm) to an open building drain trap.
          b.Secondary Condensate Drain. Trap piped to outdoor section of unit for drainage thru exterior weep holes providing extra protection and indication of primary drain blockages.
          26.Electrical Requirements:
          a.Factory wired for 230 Volts 1 Phase 60 Hertz.
          b.Field adjustable for 208 Volts.
          c.Operating Voltages: 197 to 253 Volts.
          d.CPE ratings are based at 230 Volts.
          e.Low Voltage: The unit is supplied with a 40 VA transformer used to bring 24 VAC into the control section of the unit.
          27.Electrical Components, Devices and Accessories:
          a.Listed and labeled in compliance with NFPA 70 by a qualified testing agency.
          b.Marked for intended location and application.
          c.Sequencing Control; Electric: Two stage heat sequencing triac control board.
          d.Low Voltage:
          e.Factory mounted junction box for field wiring thermostat.
          f.Thermostat By Others: 1H/1C low voltage.
          g.Thermostat By Others: 2H/1C low voltage.
          ** NOTE TO SPECIFIER ** Delete Drawing Designation if project uses only one unit size.
          28.Unit Dimensions: 31-7/16 x 28 x 43 in (799 x 711 x 1092 mm).
          ** NOTE TO SPECIFIER ** Delete article if not required or delete accessory options not required.
 
          2.5ACCESSORIES
 
          A.Wall Sleeve: Field assembled pre-painted aluminum casing with galvanized steel casing, Model CPWS.
          1.Dimensions: 16 x 29-1/16 x 44-15/16 in (406 x 738 x 1141 mm).
          2.Wall Sleeve Adapter: Model CPWSA.
 
          B.Caulking per Section 07 90 00 - Joint Protection.
 
          C.Flashing per Section 07 60 00 - Flashing and Sheet Metal.
 
          PART 3EXECUTION
 
          3.1EXAMINATION
 
          A.Verification of Conditions: Verify substrates are acceptable for drainage and protection system installation in accordance with manufacturer's written recommendations.
          1.Visually inspect substrate in presence of consultant.
 
          B.Do not begin installation until wall openings and rough-in have been properly prepared.
 
          C.If preparation is the responsibility of another installer, notify Architect of unsatisfactory preparation before proceeding.
 
          3.2PREPARATION
 
          A.Prepare conditions using the methods recommended by the manufacturer for achieving the best result for the operation under the project conditions.
 
          3.3INSTALLATION
 
          A.Install in accordance with manufacturer's instructions, approved submittals and in proper relationship with adjacent construction including the following.
          1.Wall sleeve and SPVU heating and cooling unit.
          2.Ductwork connections.
          3.Drain pan connection to drainage system.
          4.Electrical connections per NFPA 70.
          5.Caulk exterior of unit and wall sleeve to substrate.
          a.Weep hole openings in exterior front section of unit base pan must be clear and open for drainage of unit.
          ** NOTE TO SPECIFIER ** For gas-fired units only. Delete if not required.
          6.Gas-Fired Units:
          a.Flashing.
          b.Gas vents per NFPA 54/ANSI Z223.1.
          c.Gas piping connections.
          d.Comply with CAN/CGA-B149.
 
          B.Clearance Tolerances per Manufacturer's Written Instructions:
          1.Clearance at exterior of unit for unobstructed air flow around unit.
          2.Clearance at interior of unit for maintenance purposes.
          3.Minimum vertical and horizontal clearance between units.
 
          3.4FIELD QUALITY CONTROL
 
          A.Field Inspection: Coordinate field inspection in accordance with appropriate sections in Division 01.
          ** NOTE TO SPECIFIER ** Include if manufacturer provides field quality control with onsite personnel for instruction or supervision of product installation, application, erection or construction. Delete if not required.
 
          B.Manufacturer's Services: Coordinate manufacturer's services with in accordance with appropriate sections in Division 01.
 
          3.5CLEANING
 
          A.Upon completion of unit installation, remove surplus materials, rubbish, tools and equipment.
 
          3.6PROTECTION
 
          A.Protect installed products until completion of project.
 
          B.Touch-up, repair or replace damaged products before Substantial Completion.
 
         
END OF SECTION