Bard CH4S1 Installation Instructions Manual
Wall mounted package heat pumps
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- Installation instructions manual (14 pages) ,
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INSTALLATION INSTRUCTIONS
WALL MOUNTED
PACKAGE HEAT PUMPS
Models:
CH3S1
CH4S1
CH5S1
Bard Manufacturing Company, Inc.
Bryan, Ohio 43506
Since 1914...Moving ahead just as planned.
Note
T
his is an
h
P
igh
RessuRe
R
efRigeRanT
Manual :
Supersedes:
File:
Date:
R-410a
s
ysTem
2100-455M
2100-455L
Volume III Tab 17
02-06-12
Manual 2100-455M
Page
1 of 27
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Table of Contents
Troubleshooting
Related Manuals for Bard CH4S1
Summary of Contents for Bard CH4S1
- Page 1 PACKAGE HEAT PUMPS Models: CH3S1 CH4S1 CH5S1 Note R-410a his is an RessuRe efRigeRanT ysTem Bard Manufacturing Company, Inc. Manual : 2100-455M Bryan, Ohio 43506 Supersedes: 2100-455L File: Volume III Tab 17 Since 1914...Moving ahead just as planned. Date: 02-06-12...
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Page 2: Table Of Contents
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 ...........8 High & Low Pressure Switch .........17 General ..............8 Three Phase Scroll Compressor Start Up .....17... -
Page 3: Getting Other Information And Publications
Getting Other Information and Publications FOr mOre InFOrmatIOn, cOntact These publications can help you install the air conditioner or heat pump. You can usually find these these PublIshers: at 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. -
Page 4: Wall Mount General Information
Wall mOunt General InFOrmatIOn heat PumP Wall mOunt mODel nOmenclature – mODel number cOntrOl mODules 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... -
Page 5: Figure 1 Unit Dimensions Ch3S1
Manual 2100-455M Page 5 of 28... -
Page 6: Figure 2 Unit Dimensions Ch4S1 & Ch5S1
Manual 2100-455M Page 6 of 28... -
Page 7: Table 2 Electrical Specifications
table 2 electrIcal sPecIFIcatIOns sInGle cIrcuIt Dual cIrcuIt minimum maximum maximum Field Power Ground rated Field model circuit external Fuse or minimum external Ground Field Wire size Wire size Volts & Power ampacity circuit breaker Power... -
Page 8: Shipping Damage
Any grille that meets with 5/8 inch louver criteria any separate equipment, required to make up the entire may be used. It is recommended that Bard Return Air air conditioning system should be carefully read before Grille Kit RG3 through RG5 or RFG3 through RFG5 beginning the installation. -
Page 9: Installation Instructions
InstallatIOn InstructIOns OPtIOnal tOP Outlet FlanGe 4. Position unit in opening and secure with 5/16 lag bolts; use 3/4 inch diameter flat washers on the lag Top outlet flange is screwed to the back of the unit bolts. upon delivery. Flange must be installed on to the top of 5. -
Page 10: Figure 4 Mounting Instructions Ch3S1
Section Wall Manual 2100-455M Page 10 of 28... -
Page 11: Figure 5 Mounting Instructions Ch4S1/Ch5S1
Section Wall Manual 2100-455M Page 11 of 28... -
Page 12: Figure 6 Electric Heat Clearance
FIGure 6 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"... -
Page 13: Figure 7 Wall Mounting Instructions
FIGure 7 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 Follow all local building codes when framing wall to support unit. -
Page 14: Figure 9 Common Wall Mounting Installations
FIGure 9 cOmmOn Wall mOuntInG InstallatIOns Free Air Flow - No Duct Low Sound With Acoustical Plenums Free Air Flow - No Duct And Isolation Curbs Isolation Curb Rafters WM1CF5-X Unit (outside) Grille Finished Ceiling Supply Air Free Blow Supply Plenum WAFB51-X Return Air Grille... -
Page 15: Wiring - Main Power
(maximum amperage operating condition). FIGure 11 Grille Raised Closet Floor unIt 24V thermOstat cOnnectIOns Return Air THERMOSTAT BARD PART OPTIONAL #8403-052, 8403-053, 8403-055 8403-061 OUTDOOR MIS-2240 WIrInG – maIn POWer SENSOR Refer to the unit rating plate for wire sizing information... -
Page 16: Low Voltage Connections
start uP lOW VOltaGe cOnnectIOns These units use a grounded 24 volt AC low voltage These units require R-410A refrigerant & Polyol Ester oil. circuit and require at least a 2 stage heating and a 2 aPPlIcatIOn: stage cooling thermostat. 1. -
Page 17: Safety Practices
PSI or below 32 PSI, in either cooling or heating mode, saFetY PractIces: the compressor will be stopped. This high pressure switch is located on the discharge line and is matched with Bard 1. Never mix R-410A with other refrigerants. Part #8406-113. This will activate the “L” terminal of 2. -
Page 18: Phase Monitor
540 PSI (located on liquid line and functions. Be sure that all function switches are is marked with Bard Part #8406-111), the compressor correctly set for the desired operating mode before control module de-energizes the second stage solenoid trying to diagnose any reported service problems. -
Page 19: Figure 12 Defrost Control Board
DeFrOst cYcle The heat pump defrost control board has an option of 30, 60 or 90-minute setting. By default, this unit is shipped from The defrost cycle is controlled by temperature and time on the the factory with the defrost time on the 60 minute pin. If solid state heat pump control. - Page 20 Low Pressure Switch Bypass Operation - The control has There is an initiate defrost jumper (sen jump) on the control that can be used at any outdoor ambient during a selectable (SW1) low pressure switch bypass set up to ignore the low pressure switch input during the first (30, the heating cycle to simulate a 0°...
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Page 21: Troubleshooting
trOubleshOOtInG sOlID state heat PumP cOntrOl NOTE: If there was no power to 24 volt transformer, trOubleshOOtInG PrOceDure the compressor and outdoor fan motor will not start for 5 minutes. This is because of 1. NotE: A thorough understanding of the defrost cycle sequence is essential. Review that section the compressor short cycle protection. earlier in this manual prior to troubleshooting the control. -
Page 22: Checking Temperature Sensor Outside Unit Circuit
checKInG temPerature sensOr 3. Check resistance reading to chart of resistance use OutsIDe unIt cIrcuIt sensor ambient temperature. (Tolerance of part is ± 10%) 1. Disconnect temperature sensor from board and from 4. If sensor resistance reads very low, then sensor is outdoor coil. -
Page 23: Figure 13 Fan Blade Setting
cOmPressOr sOlenOID FIGure 13 Fan blaDe settInG A nominal 24-volt direct current coil activates the internal compressor solenoid. The input control circuit voltage must be 18 to 28 volt ac. The coil power requirement is 20 VA. The external electrical connection is made with a molded plug assembly (PN 029-0311-00). -
Page 24: Table 6 Indoor Blower Performance
table 6 InDOOr blOWer PerFOrmance rated model electric heat 2nd stage cooling 1st stage cooling blower Only 2nd stage heating 1st stage heating or Vent mode CH3S1 1100 1100 CH4S1 1500 1100 1700 CH5S1 1700 1300 1700 NOTE: These units are equipped with a variable speed (ECM) indoor motor that automatically adjusts itself to maintain approximately the same rate of indoor airflow in both heating and cooling, dry and wet coil conditions and at both... -
Page 25: Pressure Tables
table 8 Pressure table hIGh caPacItY cOOlInG aIr temPerature enterInG OutDOOr cOIl DeGree F return aIr mODel Pressure 75°F 80°F 85°F 90°F 95°F 100°F 105°F 110°F 115°F temPerature 75° DB lOW SIDE 62° WB HIGH SIDE 80° DB lOW SIDE CH3S1 67°... -
Page 26: Table 10 Pressure Table - High Heating
Manual 2100-455M Page 26 of 28... -
Page 27: Troubleshooting Ge Ecm™ Motors
troubleshooting Ge ecm motors ™ Symptom Cause/Procedure CAutIoN: • Noisy blower or cabinet • Check for loose blower housing, panels, etc. Disconnect power from unit before removing or replacing • High static creating high blower speed? connectors, or servicing motor. To avoid electric shock from - Check for air whistling through seams in ducts, cabinets or panels the motor’s capacitors, disconnect power and wait at least 5... -
Page 28: Figure 14 Control Disassembly
troubleshooting Ge ecm motors (cont'd.) ™ 7. Verify that the replacement control is correct for your application. Replacing ECM Control Module Refer to the manufacturer’s authorized replacement list. uSINg tHE To replace the control module for the GE variable-speed indoor blower wRoNg CoNtRoL wILL RESuLt IN IMPRoPER oR No motor you need to take the following steps: BLowER oPERAtIoN.
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