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INSTALLATION INSTRUCTIONS
WALL MOUNTED
PACKAGE HEAT PUMPS
Models:
CH3S1
CH4S1
CH5S1
NOTE
THIS IS AN R-410A
HIGH PRESSURE
REFRIGERANT SYSTEM
Manual : 2100-455A
Bard Manufacturing Company, Inc.
Supersedes: 2100-455
Bryan, Ohio 43506
File: Volume III Tab 17
Since 1914...Moving ahead just as planned.
Date: 08-18-06
© Copyright 2004 Manual 2100-455A
Page 1 of 25
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CONTENTS Getting Other Information and Publications Start Up For More Information ............................................... 3 Application .......................................................... 16 Safety Practices .................................................. 17 Wall Mount General Important Installer Note....................................... 17 Heat Pump Wall Mount Model Nomenclature ....... 4 Pressure Service Ports ....................................... 17 Shipping Damage .....
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Getting Other Information and Publications These publications can help you install the air FOR MORE INFORMATION, CONTACT conditioner or heat pump. You can usually find these at THESE PUBLISHERS: your local library or purchase them directly from the publisher. Be sure to consult current edition of each ACCA Air Conditioning Contractors of America standard. 1712 New Hampshire Ave. N.W. Washington, DC 20009 Telephone: (202) 483-9370 National Electrical Code ...................... ANSI/NFPA 70 F
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WALL MOUNT GENERAL INFORMATION HEAT PUMP WALL MOUNT MODEL NOMENCLATURE CH 4S 1 – A 05 B P X X X X MODEL NUMBER CONTROL MODULES KW COIL OPTIONS CAPACITY X - Standard REVISIONS 3S - 3 ton 4S - 4 ton OUTLET OPTIONS 5S - 5 ton VOLTS & PHASE X - Front (Standard) A - 230/208/60/1 T - Top Outlet B - 230/208/60/3 C - 460/60/3 VENTILATION OPTIONS COLOR OPTIONS B - Blank-off Plate X - Beige (Standard) R - Energy Recovery FILTER OPTIONS 4 - Buck
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Manual 2100-455A Page 5 of 25 FIGURE 1 UNIT DIMENSIONS 39 7/8" 6 7/8" Optional Top Outlet 1 3/8" "CH3S1" Unit Dimensions Top View 43" 43 7/8" 31"" 6 9/16" 29 7/8" 42 3/16" Slope Top 7/8" Supply Heater Access 9 13/16" Opening Door 16" Blower Access 6 1/8" Door 84 11/16" 48 1/16" Return 16" 15 7/8" Opening Filter Access Control Panel Door Door 5 13/16" Top Rain Flashing C. Breaker Vent Option 16" Access Door Access Door 13 3/8" Low Voltage Entrance 2 1/4" 8 9/16" 16" High Voltage Cond. Cond. Cond
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Manual 2100-455A Page 6 of 25 FIGURE 2 UNIT DIMENSIONS "CH4S1 and CH5S1" Unit Dimensions 39 7/8" Optional Top Outlet 6 7/8" 1 3/8" Top View 43" 6 9/16" 29 7/8" 31" 43 7/8" Slope Top 7/8" 42 3/16" Supply 9 13/16" Heater Access Opening 16" Door 6 1/8" Blower Access 94 11/16" Door 48 1/16" Return 15 7/8" Control Panel Filter Access 16" Opening Door Door 5 13/16" Top Rain Flashing Vent Option 16" C. Breaker Access Door 13 3/8" Access Door Low Voltage 8 9/16" 2 1/4" Entrance 16" High Voltage Entranc
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TABLE 2 ELECTRICAL SPECIFICATIONS SINGLE CIRCUIT DUAL CIRCUIT Rated No. 1 3 1 2 2 3 2 2 Maximum Volts & Field Minimum Maximum Field Ground Minimum Circuit Field Power Ground Model Phase Power External Fuse Circuit External Power Wire Ampacity Wire Size Wire Size Ciruits or Circuit Ampacity Fuse or Wire Size Breaker Circuit Size Breaker Ckt. Ckt. Ckt. Ckt. Ckt. Ckt. Ckt. Ckt. Ckt. Ckt. Ckt. Ckt. A B C A B C A B C A B C CH3S1-A0Z 230/208-1 1 29 45 8 10 --- --- --- --- --- --- --- --- --- --- ---
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Design the duct work according to methods given by the SHIPPING DAMAGE Air Conditioning Contractors of America (ACCA). Upon receipt of equipment, the carton should be When duct runs through unheated spaces, it should be checked for external signs of shipping damage. If insulated with a minimum of one inch of insulation. damage is found, the receiving party must contact the Use insulation with a vapor barrier on the outside of the last carrier immediately, preferably in writing, insulation. Fle
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INSTALLATION INSTRUCTIONS 3. Locate and mark lag bolt locations and bottom WALL MOUNTING INFORMATION mounting bracket location. See Figure 3. 1. Two holes for the supply and return air openings must be cut through the wall as shown in Figure 3. 4. Mount bottom mounting bracket. 2. On wood frame walls, the wall construction must be 5. Hook top rain flashing under back bend of top. Top strong and rigid enough to carry the weight of the rain flashing is shipped with unit attached to back of unit
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Manual 2100-455A Page 10 of 25 FIGURE 3 MOUNTING INSTRUCTIONS "CH3S1" Wall Mounting Instructions Rain Flashing (supplied) Foam AB C D E Apply a bead of caulk REQUIRED DIM. TO MAINTAIN 0" along entire length of top MIN. CLEARANCE FROM 30 10 6 1/2 1 6 and behind side mounting COMBUSTIBLE MATERIALS flanges REQUIRED DIM. TO MAINTAIN OPTIONAL 1" CLEARANCE FROM 32 12 5 1/2 2 5 Top COMBUSTIBLE MATERIALS 7 43" 6 " 8 3 1 " C A C 8 Optional Top Outlet D 0" min. D B Supply Opening Supply Duct 16" 16" Heat
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Manual 2100-455A Page 11 of 25 FIGURE 4 MOUNTING INSTRUCTIONS
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FIGURE 5 ELECTRIC HEAT CLEARANCE Typical Building Wall Frame Outside Sheeting Inside Sheeting Supply Air Duct Unit 1" OPTIONAL CLEARANCE Supply Air Duct RECOMMENDED Flange of Wall Side section view of supply air duct for wall mounted unit showing 0" clearance to combustible surfaces. MIS-2210 Note: This unit is approved for 0" clearance, but the optional 1" clearance is recommended. See Figures 3 & 4. Manual 2100-455A Page 12 of 25
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FIGURE 6 WALL MOUNTING INSTRUCTIONS Interior finished wall Exterior wood or steel siding wall Supply opening Framing material: Factory supplied rain 2x4's, 2x6's, and/or flashing. Attach to structural steel unit before installing. Return "CH" Unit opening Bottom mounting bracket. Mount on wall before installing unit. Follow all local building codes ! when framing wall to support unit. MIS-2024 FIGURE 7 WALL MOUNTING INSTRUCTIONS 44 7/8" 29 7/8" Supply Opening 9 13/16" 1" clearance 6 1/8" Ret
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FIGURE 8 COMMON WALL MOUNTING INSTALLATIONS Free Air Flow - No Duct Low Sound With Acoustical Plenums Free Air Flow - No Duct And Isolation Curbs Isolation Curb WM1CF5-X Rafters Unit (outside) Grille Finished Ceiling Supply Air Free Blow Supply Plenum WAFB51-X Return Air Grille Return Air Silencer WAPR11-X RETURN AIR Ducted Supply - Return At Unit False Wall Installation Note: duct maybe in attic or Note: duct maybe in attic or below rafters as shown. below rafters as shown. Rafters Rafter
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FIGURE 9 WIRING – LOW VOLTAGE WIRING COMMON WALL MOUNTING INSTALLATIONS 230 / 208V, 1 phase and 3 phase equipment dual Closet Installation primary voltage transformers. All equipment leaves the Note: duct maybe in attic or factory wired on 240V tap. For 208V operation, below rafters as shown. reconnect from 240V to 208V tap. The acceptable Rafters Unit (outside) operating voltage range for the 240 and 208V taps are: Duct Supply Air TAP RANGE Finished Ceiling Grille 240 253 – 216 Wall Slee
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LOW VOLTAGE CONNECTIONS TABLE 4 These units use a grounded 24 volt AC low voltage WALL THERMOSTAT circuit and require at least a 2 stage heating and a 2 Ts hermostat Predominant Feature stage cooling thermostat. 2 stg. cool; 2 stg. heat The “R” terminal is the hot terminal and the “C” 8403-049 Programmable Electronic terminal is grounded. (1F93-380) Auto or Manual changeover “G” terminal is the fan input. 2 stg. cool; 3 stg. heat 8403-052 “Y” terminal is the compressor Stage 1 input. Programmab
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The bypass timer should be set to 200 seconds, and this START UP CONT’D. is to assure there is no nuisance tripping of the low- pressure control during startup in heating mode under SAFETY PRACTICES: cold weather conditions. See Figure 10: 1. Never mix R-410A with other refrigerants. FIGURE 11 2. Use gloves and safety glasses, Polyol Ester oils can LOW PRESSURE CONTROL BYPASS TIMER be irritating to the skin, and liquid refrigerant will freeze the skin. 3. Never use air and R-410A to leak check
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Verification of proper rotation direction is made by HEATING STAGE 1 – A 24V solenoid coil on reversing observing that suction pressure drops and discharge valve controls heating cycle operation. Two thermostat pressure rises when the compressor is energized. Reverse options, one allowing “Auto” changeover from cycle to rotation also results in an elevated sound level over that cycle and the other constantly energizing solenoid coil with correct rotations, as well as, substantially reduced du
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There is a cycle speed up jumper on the control. This DEFROST CYCLE can be used to reduce the time between defrost cycle The defrost cycle is controlled by temperature and time operation without waiting for time to elapse. on the solid state heat pump control. See Figure 12. Use a small screwdriver or other metallic object, or When the outdoor temperature is in the lower 40° F another 1/4 inch QC, to short between the SPEEDUP temperature range or colder, the outdoor coil terminals to accelerat
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TROUBLESHOOTING 3. Turn thermostat blower switch to auto position. SOLID STATE HEAT PUMP CONTROL Indoor blower should stop. TROUBLESHOOTING PROCEDURE 1. Turn on AC power supply to indoor and outdoor 4. Set system switch to heat or cool. Adjust thermostat to call for heat or cool. The indoor blower, units. compressor, and outdoor fan should start. 2. Turn thermostat blower switch to fan on. The indoor NOTE: If there was no power to 24 volt transformer, blower should start. (If it doesn’t, tro
