Bard W24HY-A Installation Instructions Manual Download

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Wall Mounted Package

Heat Pump

Models:

INSTALLATION INSTRUCTIONS

W18HY-A

Bard Manufacturing Company, Inc.
Bryan, Ohio 43506
www.bardhvac.com

Manual: 2100-790
Supersedes:

NEW

Date: 6-29-23

W24HY-A
W24HY-B
W24HY-C
W24HYDA
W24HYDB
W24HYDC

W30HY-A
W30HY-B
W30HY-C
W30HYDA
W30HYDB
W30HYDC

W36HY-A
W36HY-B
W36HY-C
W36HYDA
W36HYDB
W36HYDC

Summary of Contents for W24HY-A

Page 1: ...UCTIONS W18HY A Bard Manufacturing Company Inc Bryan Ohio 43506 www bardhvac com Manual 2100 790 Supersedes NEW Date 6 29 23 W24HY A W24HY B W24HY C W24HYDA W24HYDB W24HYDC W30HY A W30HY B W30HY C W30...

Page 2: ...23 Start Up 27 General 27 Topping Off System Charge 27 Safety Practices 27 Important Installer Note 27 High and Low Pressure Switch 28 Three Phase Scroll Compressor Start Up Information 28 Phase Moni...

Page 3: ...livery 48 Graph 3 W30HY FAD NE2 3 W O Exhaust Ventilation Delivery 49 Graph 4 W36HY FAD NE2 3 W O Exhaust Ventilation Delivery 49 TABLES Table 1 Clearance Required for Service Access and Adequate Cond...

Page 4: ...ituation which if not avoided will result in death or serious injury The signal word DANGER is to be limited to the most extreme situations DANGER signs should not be used for property damage hazards...

Page 5: ...to avoid accidental contact with sharp edges Failure to do so can result in personal injury CAUTION The following symbols are displayed on units This symbol indicates that the Operation Manual should...

Page 6: ...he Standards of the National Fire Protection Association for the Installation of Air Conditioning and Ventilating Systems of Other Than Residence Type NFPA No 90A and Residence Type Warm Air Heating a...

Page 7: ...most extreme damage hazards o involved ed could result in d for property his level is also d could result in lert symbol may be erty damage only ted to personal nal word As an y alert symbol may mmed...

Page 8: ...ns sont disponibles telles que le manuel d utilisation ou le manuel d installation Risque de choc lectrique Ces t ches doivent tre r alis es par une personne parfaitement qualifi e et form e Le non re...

Page 9: ...iation for the Installation of Air Conditioning and Ventilating Systems of Other Than Residence Type NFPA No 90A et aux Syst mes de chauffage et de climatisation d air chaud de type r sidence NFPA No...

Page 10: ...NFPA No 90A and Residence Type Warm Air Heating and Air Conditioning Systems NFPA No 90B Where local regulations are at a variance with instructions installer should adhere to local codes Shipping Dam...

Page 11: ...Desert Brown 8 Dark Bronze A Aluminum S Stainless Steel FILTER X 1 Throwaway Standard W 1 Washable P 2 MERV 8 M 2 MERV 11 N 2 MERV 13 SPECIAL CONFIGURATION Standard System D Dehumidification REVISION...

Page 12: ...is recommended that Bard Return Air Grille Kit RG 2W through RG 3W or RFG 2W through RFG 3W be installed when no return duct is used Contact distributor or factory for ordering information If using a...

Page 13: ...nspect wall surfaces for obstructions that could hinder unit installation and servicing including outdoor electrical conduits junction boxes wall drains vent hoods windows doors overhangs and posts NO...

Page 14: ...duct work throughout the structure and are referred to as free blow applications A short field fabricated supply duct must be used in the wall cavity to transition between the supply collar on the uni...

Page 15: ...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 16: ...Rain Flashing Bottom Installation Bracket Back View Q O E R S S S S S T 44 B P M L N 375 12 PLACES All dimensions are in inches Dimensional drawings are not to scale TABLE 1 Clearance Required for Ser...

Page 17: ...ING PANEL SUPPLIED RAIN FLASHING CRITICAL NOTE SEAL WITH BEAD OF CAULKING ALONG ENTIRE LENGTH OF TOP COMBUSTABLE MATERIALS 1 4 CLEARANCE ON ALL FOUR SIDES OF SUPPLY AIR DUCT IS REQUIRED FROM WALL SILI...

Page 18: ...TIME OF INSTALLATION THE SIDE MOUNTING FLANGES AND UNDER SILICONE CAULKING BE PLACED BEHIND IS ON OPPOSITE LEFT SIDE OPENING CONTROLS AND HEATER ACCESS DUCT RETURN AIR Right Side View SEAL WITH BEAD...

Page 19: ...Wall Supply Air Duct Duct Typical Building Wall Frame Note Side section view of supply air duct for wall mounted unit showing 1 4 clearance to combustible surfaces Fire hazard Maintain minimum 1 4 cl...

Page 20: ...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 21: ...best unit performance and efficiency Review duct grille or return duct work Avoid using restrictive duct work to Unit Mount Return Grille Fixed Blade Wall wall Outside Wall Ducted Installations Adjust...

Page 22: ...R connected to an external NC normally closed contact such as a fire smoke detector that will cause shutdown of the equipment upon activation Electrical shock hazard Do not operate this equipment wit...

Page 23: ...operation Ventilation Features Optional See ventilation instructions provided with unit for low voltage wiring Low Ambient Control LAC The low ambient control is a pressure switch that is attached to...

Page 24: ...angeover TABLE 5 Humidity Controls Part Number Predominate Features 8403 100 H6062A1000 Electronic humidistat DPST Humidity range 10 90 with adjustable stops 8403 047 H200 10 21 10 Electronic dehumidi...

Page 25: ...ONS PLUG IN HERE 9 2 3 1 3 7 4 Do not connect A from thermostat if optional CO2 controller is used 6 1 4 5 If not equipped with a ventilation option to plug in a jumper plug must be installed Complete...

Page 26: ...ULATING VENTILATION 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 FOR ECON...

Page 27: ...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 28: ...occurs reverse 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 cont...

Page 29: ...g through the outdoor coil melts any accumulated frost When the temperature rises to approximately 57 F the coil temperature sensor will send a signal to the heat pump control which will return the sy...

Page 30: ...nd there is no Y1 at the defrost board first check to make sure that either the optional vent is plugged into the vent connection plug or the supplied jumper plug is in place The unit will not operate...

Page 31: ...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 32: ...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 33: ...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 34: ...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 35: ...or is 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 Sele...

Page 36: ...frigerant 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 information...

Page 37: ...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 65 W1...

Page 38: ...85 72 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 W24HY 75 62 Low Side High Side 116 294 118 314 121 336 123 359 125 382 127 406...

Page 39: ...ctors Refer to the National Electrical code latest version Article 310 for power conductor sizing CAUTION When more than one field power circuit is run through one conduit the conductors must be derat...

Page 40: ...HY 800 10 700 950 Default W30HY 1000 15 900 1125 Default W36HY 1100 15 1000 1200 Default Rated CFM and ESP on factory speed connection NOTE Be sure to adjust the system static or blower speed to maint...

Page 41: ...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 42: ...justment 1 Apply power to the unit 2 Turn the unit indoor blower on energize R G on low voltage terminal board 3 With air filters installed and switch initially set at 0 4 W C see Step 2 under Dirty F...

Page 43: ...2100 790 Page 43 of 49 FIGURE 17 Adjusting Dirty Filter Switch TURN CLOCKWISE TO INCREASE RESTRICTION AMOUNT REQUIRED TO ACTIVATE THE SWITCH AND COUNTER CLOCKWISE TO DECREASE RESTRICTION AMOUNT MIS 4...

Page 44: ...01 793 778 915 898 1040 1014 0 25 777 761 899 878 1017 981 0 30 758 742 880 856 988 944 0 40 716 701 831 806 912 860 0 50 664 655 767 747 814 761 W30HY 0 00 856 823 1083 1063 Dedicated electric heat s...

Page 45: ...4 6 5 8 15 700 6 6 5 5 13 9 18 800 4 5 12 5 15 400 5 5 6 9 18 800 8 8 7 4 32 25 100 6 28 8 20 500 9 9 8 3 20 8 28 300 6 8 18 7 23 000 8 3 10 4 28 300 10 10 9 2 40 31 400 7 5 36 1 25 600 12 12 11 13 9...

Page 46: ...EHWH018A A08 X EHWH024A A04 X EHWH024A A08 X EHWH024A B05 X EHWH024A C05 X EHWH030A A05 X EHWH030A A10 X EHWH030A B05 X X EHWH030A B09 X EHWH030A C05 X X EHWH030A C09 X X EHWH036A A05 X EHWH036A A10 X...

Page 47: ...X X SK 111 Start Kit Hard Start X X X BOP2 Blank Off Plate X X FAD NE2 Fresh Air Damper No Exhaust X X FAD BE2 Fresh Air Damper Barometric Exhaust X X CRV F2 Commercial Ventilator On Off Spring Retur...

Page 48: ...Manual 2100 790 Page 48 of 49 GRAPH 1 W18HY FAD NE2 3 W O Exhaust Ventilation Delivery GRAPH 2 W24HY FAD NE2 3 W O Exhaust Ventilation Delivery...

Page 49: ...Manual 2100 790 Page 49 of 49 GRAPH 3 W30HY FAD NE2 3 W O Exhaust Ventilation Delivery GRAPH 4 W36HY FAD NE2 3 W O Exhaust Ventilation Delivery...

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