Bard W18HB-A Installation Instructions Manual Download Page 24

Manual 2100-703 

Page 

24 of 40

FIGURE 10

Defrost Control Board

120*

SW

1

SW

2 TIME (SEC)

OFF

OFF

ON

ON

OFF

ON

OFF

ON

30

60

180

MIS-2668 A

OFF

LOW PRESSURE BYPASS TIMER SWITCH

*(FACTORY SETTING 120 SECONDS)

ACCUMULATED DEFROST TIME TIMER

(FACTORY SETTING 60 MIN.)

ON

Model

Setting

W18HB

60

W24HB

60

W30HB

60

W36HB

60

Summary of Contents for W18HB-A

Page 1: ...UCTIONS W18HB A W24HB A W24HB B W24HB C W30HB A W30HB B W30HB C W36HB A W36HB B W36HB C Bard Manufacturing Company Inc Bryan Ohio 43506 www bardhvac com Manual 2100 703 Supersedes NEW Date 8 12 19 W24...

Page 2: ...Applications 7 Free Blow Applications 7 Thermostat or Indoor Temperature Sensor Placement 7 Unit Installation 8 Materials Tool List 8 Wall Preparation 8 Wall Mount Installation to Wall Surface 8 Wirin...

Page 3: ...ir Conditioning and Ventilating Systems Standard for Warm Air ANSI NFPA 90B Heating and Air Conditioning Systems Load Calculation for ACCA Manual J Residential Winter and Summer Air Conditioning Duct...

Page 4: ...n of Air Conditioning and Ventilating Systems of Other Than Residence Type NFPA No 90A and Residence Type Warm Air Heating and Air Conditioning Systems NFPA No 90B Where local regulations are at a var...

Page 5: ...utor or factory for ordering information If using a return air filter grille filters must be of sufficient size to allow a maximum velocity of 400 fpm NOTE If no return air duct is used applicable ins...

Page 6: ...ensate removal from the outdoor coil when in heating mode The unit must be mounted high enough above grade to ensure that ice will not build up under the unit and come into contact with the base of th...

Page 7: ...upply duct must be used in the wall cavity to transition between the supply collar on the unit and the supply louver grille in the room The duct must be properly insulated in order to conserve energy...

Page 8: ...hind the unit that is against the wall A bottom mounting bracket attached to the skid for shipping is provided for ease of installation but is not required Review all requirements listed on unit label...

Page 9: ...Flashing Bottom Installation Bracket Back View T O E R S S S S S M 44 N Q B P L All dimensions are in inches Dimensional drawings are not to scale TABLE 1 Clearance Required for Service Access and Ad...

Page 10: ...ING HEATER ACCESS MIS 3157 A Wall Opening and Hole Location View Right Side View RETURN AIR TOP FLASHING AT TIME OF INSTALLATION OPENING THE SIDE MOUNTING FLANGES AND UNDER SEAL WITH BEAD IT IS RECOMM...

Page 11: ...ON ALL DUCT THE SIDE MOUNTING FLANGES AND UNDER HEATER ACCESS TOP FLASHING AT TIME OF INSTALLATION FROM COMBUSTABLE SEAL WITH BEAD IT IS RECOMMENDED THAT A BEAD OF WALL Wall Opening and Hole Location...

Page 12: ...intain minimum 1 4 clearance between the supply air duct and combustible materials in the first 3 of ducting Failure to do so could result in fire causing damage injury or death WARNING SIDE SECTION V...

Page 13: ...IT RETURN AIR WALL STRUCTURE RETURN AIR SUPPLY AIR FACTORY SUPPLIED RAIN FLASHING SUPPLY AIR MIS 548 A SIDE VIEW I A C K E 1 000 B 1 000 SUPPLY DUCT OVER FRAME INTERIOR FINISHED WALL ALL AROUND DUCT F...

Page 14: ...IC SUPPLYAIRDUCT SUPPLYAIRDUCT SUPPLYAIRDUCT RETURNAIR OPENINGW GRILLE OUTSIDE W GRILLE FALSEWALLINSTALLATION CEILING RAIN FLASHING RAIN FLASHING SUPPLYDUCTMAYBELOCATEDINANATTIC ORBELOWCEILINGRAFTERSA...

Page 15: ...m amperage operating condition For low voltage wiring an 18 gauge copper color coded cable is recommended See Table 7 on page 17 for more information Low Voltage Connections These units use a 24 volt...

Page 16: ...ooling capacity During dehumidification the indoor blower speed is reduced to help with the humidity removal A humidity sensing thermostat or humidistat is required to control dehumidification operati...

Page 17: ...on Programmable HP or Conventional Auto or Manual Changeover Humidity Sensor w dehumidification Motion Sensor w Intelligent Learning Control BACnet compatible Ethernet compatible CS9BE THOCA 3 stage C...

Page 18: ...ode Wire required for dehumidification models only MIS 4063 0 10 VDC modulating C02 control signal for modulating ventilation 1 6 4 2 Do not connect A from thermostat if optional CO2 controller is use...

Page 19: ...entilation control Optional for ECON Only See vent installation manual 6 For vent operation add jumper if optional CO2 controller is not used Vent will run while blower is energized 4 Factory installe...

Page 20: ...r single component refrigerant The remaining refrigerant charge in the system may be used after leaks have occurred and then top off the charge by utilizing the pressure charts on the inner control pa...

Page 21: ...two of the supply leads to the unit Do not reverse any of the unit factory wires as damage may occur Condenser Fan Operation NOTE Certain models may be equipped with a low ambient control LAC and if...

Page 22: ...ped from the factory with the defrost time on the 60 minute pin If circumstances require a change to another time remove the wire from the 60 minute terminal and reconnect to the desired terminal Refe...

Page 23: ...behind the front vent door behind the filter access door If the unit is supplied with a factory installed vent package it will be plugged in but the jumper plug will also be tethered next to the conn...

Page 24: ...ol Board 120 SW 1 SW 2 TIME SEC OFF OFF ON ON OFF ON OFF ON 30 60 180 MIS 2668 A OFF LOW PRESSURE BYPASS TIMER SWITCH FACTORY SETTING 120 SECONDS ACCUMULATED DEFROST TIME TIMER FACTORY SETTING 60 MIN...

Page 25: ...mer is bad or the unit wiring is incorrect 10 Check for Compressor output signal Is there 24 volts AC between CC C Yes go to Step 12 No go to Step 13 11 No Y compressor input signal Check thermostat w...

Page 26: ...6 0 144374 22 0 43554 60 0 15310 98 0 6098 15 0 139576 23 0 42295 61 0 14921 99 0 5961 14 0 134956 24 0 41077 62 0 14544 100 0 5827 13 0 130506 25 0 39898 63 0 14177 101 0 5697 12 0 126219 26 0 38757...

Page 27: ...onnections Manual 2100 467H FIGURE 10 NOTE Bard Models PA13242 PA13302 PA13362 A B PA13422 A B C PA13482 A B C PA13602 A B C contain the X13 Series Motors TROUBLESHOOTING GE X13 SERIES ECM2 3 MOTORS I...

Page 28: ...failed and will require replacement 24VAC R Signal through thermostat output 24VAC Common 24VAC Common 24VAC R Signal through thermostat output Model SelecTech Communication Diagnostics The SelecTech...

Page 29: ...refrigerant charge quantity The pressure tables on the following pages show nominal pressures for the units Since many installation specific situations can affect the pressure readings this informatio...

Page 30: ...389 150 414 152 440 154 467 156 495 157 524 159 554 161 585 162 618 TABLE 11B Heating Pressure Air Temperature Entering Outdoor Coil F Model Indoor Heating 0 5 10 15 17 20 25 30 35 40 45 47 50 55 60...

Page 31: ...Low Side High Side 125 302 131 327 136 352 141 377 145 403 148 430 151 458 153 486 154 514 155 543 155 573 155 609 W24HB 75 62 Low Side High Side 116 294 118 314 121 336 123 359 125 382 127 406 129 4...

Page 32: ...6 10 6 10 10 10 10 W36HB B00 B0Z B05 B09 l B15 230 208 3 1 1 1 1 19 36 47 51 25 40 50 60 10 8 8 6 10 10 10 10 W36HB C00 C0Z C05 C09 C15 460 3 1 1 1 1 11 19 25 26 15 25 25 30 14 12 10 10 14 12 10 10 Th...

Page 33: ...lt W24HB 800 10 700 950 W30HB 1000 15 900 1125 W36HB 1100 15 1000 1200 Rated CFM and ESP on factory speed connection NOTE Be sure to adjust the system static or blower speed to maintain airflows above...

Page 34: ...Cooling X X X X Balanced Climate On Full Load Cool X X X X X X Lo Med Hi On Balanced Climate Heat Pump Heating X X X X X Balanced Climate On Full Load Heat Pump Heating X X X X X X X Lo Med Hi On 1st...

Page 35: ...0 25 484 470 777 761 899 878 1017 981 0 30 452 438 758 742 880 856 988 944 0 40 392 378 716 701 831 806 912 860 0 50 335 321 664 655 767 747 814 761 W30HB 0 00 856 823 1083 1063 Dedicated electric he...

Page 36: ...10 A15 50 40 35 35 50 50 40 40 W30H W36H B00 0Z B06 B09 B15 50 40 30 30 50 50 35 35 W30H W36H C00 0Z C06 C09 C15 50 40 30 30 50 50 40 40 Models 240V 1 208V 1 240V 3 208V 3 460V 3 KW Amps BTUH Amps BTU...

Page 37: ...X EHW18H A08 X EHW2TH A04 X EHW2TH A08 X EHWH24 B06B X EHWH24B C06 X EHWH30 A05 X EHW30H A10 X EHWH36 A05 X EHW3TH A10 X EHW3TH A15 X EHWH03 B06 X EHW36H B06 X EHWH03 B09 X X EHW3TH B15 X EHW3TH C06...

Page 38: ...r Damper No Exhaust X X FAD BE2 Fresh Air Damper Barometric Exhaust X X CRV F2 Commercial Ventilator On Off Spring Return X X CRV V2 Commercial Ventilator 0 10V Spring Return X X ECON NC2 Economizer B...

Page 39: ...Manual 2100 703 Page 39 of 40 GRAPH 1 W18HB FAD NE2 3 W O Exhaust Ventilation Delivery GRAPH 2 W24HB FAD NE2 3 W O Exhaust Ventilation Delivery...

Page 40: ...Manual 2100 703 Page 40 of 40 GRAPH 3 W30HB FAD NE2 3 W O Exhaust Ventilation Delivery GRAPH 4 W36HB FAD NE2 3 W O Exhaust Ventilation Delivery...

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