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INSTALLATION INSTRUCTIONS

Bard Manufacturing Company, Inc.

Bryan, Ohio 43506
www.bardhvac.com

Manual No.:

2100-603B

Supersedes: 2100-603A
Date: 8-3-16

Q-TEC

SERIES

PACKAGED HEAT PUMP

Models:

Q24H2DA
Q24H2DB
Q24H2DC

Q30H2DA
Q30H2DB
Q30H2DC

Q36H2DA
Q36H2DB
Q36H2DC

Q42H2DA
Q42H2DB
Q42H2DC

Q48H2DA
Q48H2DB
Q48H2DC

Q60H2DA
Q60H2DB
Q60H2DC

Содержание Q24H2DA

Страница 1: ...ryan Ohio 43506 www bardhvac com Manual No 2100 603B Supersedes 2100 603A Date 8 3 16 Q TECTM SERIES PACKAGED HEAT PUMP Models Q24H2DA Q24H2DB Q24H2DC Q30H2DA Q30H2DB Q30H2DC Q36H2DA Q36H2DB Q36H2DC Q...

Страница 2: ...e 4 Table 2 Electrical Specifications 5 Table 3 Operating Voltage Range 19 Table 4 Wall Thermostats 21 Table 5 Troubleshooting 38 Table 6 Temp vs Resistance of Temp Sensor 39 Table 7 Fan Blade Dimensi...

Страница 3: ...mer Manual N Air Conditioning Low Pressure Low Velocity ACCA Manual D or Duct System Design Manual Q Winter and Summer Air Conditioning FOR MORE INFORMATION CONTACT THESE PUBLISHERS ACCA Air Condition...

Страница 4: ...Ambient Control Outdoor Thermostat FILTER OPTIONS X 1 inch Fiberglass Standard F 2 inch Fiberglass P 2 inch Pleated Q 36 H 2 D A 10 X X X X X X CAPACITY 24 2 Ton 30 2 Ton 36 3 Ton 42 3 Ton 48 4 Ton 60...

Страница 5: ...5 25 30 30 14 10 10 10 14 10 10 10 Q48H2DA0Z A05 A10 A15 230 208 1 1 1 or 2 1 or 2 1 or 2 38 63 88 88 50 70 90 90 8 6 3 3 10 8 8 8 38 38 38 25 50 50 50 50 50 25 50 50 8 8 8 10 8 8 10 10 10 10 10 10 Q4...

Страница 6: ...Manual 2100 603B Page 6 of 44 FIGURE 1 UNIT DIMENSIONS Q24H2D Q60H2D Q30H2D Q36H2D Q42H2D Q48H2D...

Страница 7: ...moved to provide a place to hold the unit The unit can be slid forward on the skid until the front wheels hang over the edge of the skid See Figure 3 B The unit can be tipped forward and slid down the...

Страница 8: ...eparate equipment required to make up the entire air conditioning system should be carefully read before beginning the installation Note particularly Start Procedure and any tags and or labels attache...

Страница 9: ...Manual 2100 603B Page 9 of 44 FIGURE 6 DUCTED APPLICATION FIGURE 5 INSTALLATION WITH DUCT FREE PLENUM...

Страница 10: ...ounts on top of the unit and has both vertically and horizontally adjustable louvers on the front discharge grille For hot water coil option a QPBHWxx F for free blow or QPBHWxx D for ducted airflow i...

Страница 11: ...drain is to be routed through an unconditioned space it must be protected from freezing The drain line must be able to be removed from the unit if it is necessary to remove the unit from the wall When...

Страница 12: ...RE 11 REAR DRAIN TOP VIEW WALL MAXIMUM 10 FOR REAR DRAIN COUPLINGS NOT SHOWN BUT RECOMMENDED FOR EASE OF REMOVABILITY FOR SERVICE SLEEVE DRAIN LINE WALL BRACKET UNIT FIGURE 10 STANDARD REAR DRAIN FIGU...

Страница 13: ...Manual 2100 603B Page 13 of 44 MIS 2469 DRAIN BOX WALL SLEEVE OVERFLOW TUBE CAULK AROUND TUBE FIGURE 12A...

Страница 14: ...PLASTIC PIPE NIPPLE HORIZONTAL TO FLOOR TIGHTEN THREADS SO TEE IS THREADS APPLY TEFLON TAPE TO REAR DRAIN CONNECTION IN Q Tec PRODUCT 1 2 SLIP X 1 2 SLIP X 3 4 NPT TEE SUPPLIED WITH DRAIN BOX KIT PLU...

Страница 15: ...Manual 2100 603B Page 15 of 44 REMOVE KNOCK OUT FOR INDOOR DRAIN HOSE CONNECTOR MIS 2471 FIGURE 12C If Used...

Страница 16: ...RAIN PAN MOVE HOSE FROM ATTACHMENT IN LOWER DRAIN PAN AND SLIDE ONTO DRAIN BOX BARB FITTING SECURING WITH SUPPLIED CLAMP IF OUTDOOR PAN IS BYPASSED WILL REDUCE RISK OF ALGAE GROWTH IN THE OUTDOOR PAN...

Страница 17: ...le FIGURE 13A UNIT MOUNTING BOTTOM TRIM PIECE BOTTOM TRIM EXTENSION MOUNTING BRACKET SIDE TRIM 2 PCS SIDE TRIM 2 PCS CABINET SIDE PANEL ENLARGED VIEW OF MOUNTING BRACKET SHOWING SLEEVE TO CABINET ATTA...

Страница 18: ...h sides of the unit as it is being rolled to keep it centered in the sleeve Also check the alignment to the mounting brackets This unit must be level from side to side If adjustments are necessary shi...

Страница 19: ...the installed KW of electric heat there may be two field power circuits required If this is the case the unit serial plate will so indicate All models are suitable only for connection with copper wire...

Страница 20: ...stem switches back to normal air conditioning mode If the thermostat calls for cooling during dehumidification mode the call for cooling takes precedence over the dehumidification and the unit will co...

Страница 21: ...mostat Predominant Features 8403 067 Carbon Dioxide Sensor with LCD for Sensor Readings 8403 060 1120 445 3 stage Cool 3 stage Heat Programmable Non Programmable Electronic HP or Conventional Auto or...

Страница 22: ...ite Black White Black White Black Red Yellow Plug 4 2 3 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 12 W1 E 4102 063 B With X Thermostat Option 1 Dehumidification Wiring Diagram FACTORY INSTALLED...

Страница 23: ...Yellow Plug 4 2 3 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 12 D YO 3 2 1 And Demand Ventilation FACTORY INSTALLED JUMPER 1 With X Thermostat Option Dehumidification Wiring Diagram Bard Part 84...

Страница 24: ...Diagram Thermostat Plug 2 Pink Red White Brown Blue Yellow Orange Brown White Purple White Black White Brown Blue Yellow Orange Brown White Purple White Red Red White Red White Red White Black White...

Страница 25: ...OUT CO Controller Bard Part 8403 067 2 2 1 2 3 4 5 6 Red White TEMP OUT Black White Black White 8403 060 With I Thermostat Option Plug 4 1 2 3 4 5 6 7 8 9 10 11 12 L C R W2 B W1 E G A Y1 Red Yellow Or...

Страница 26: ...2 Pink Red White Brown Blue Yellow Orange Brown White Purple White Black White Brown Blue Yellow Orange Brown White Purple White Red Red White Red White Red White Black White Black White Black Red Ye...

Страница 27: ...iple leaks and recharges R 410A refrigerant is close to being an azeotropic blend it behaves like a pure compound or single component refrigerant The remaining refrigerant charge in the system may be...

Страница 28: ...due to phase reversal The phase monitor in this unit is equipped with two LEDs If the Y signal is present at the phase monitor and phases are correct the green LED will light and the compressor contac...

Страница 29: ...e cabinet side panel g Remove screws that attach the duct work to the unit flanges This unit is equipped with four rollers mounted to the base For ease of pulling unit out from the wall you may want t...

Страница 30: ...gh the opening in the back of the unit The mist eliminator must be raised up and the bottom can be pulled toward the front of the unit and removed Q TEC ENERGY RECOVERY VENTILATOR Option Before starti...

Страница 31: ...Manual 2100 603B Page 31 of 44 FIGURE 22 FRESH AIR DAMPER REMOVAL MOUNTING SCREW...

Страница 32: ...Manual 2100 603B Page 32 of 44 FIGURE 23 QERV REMOVAL MOUNTING SCREWS FRONT FILL LOWER BLOWER ASSEMBLY POWER CONNECTOR POWER CONNECTORS...

Страница 33: ...ng to hold the ball on the seat This will make the method of checking the ball freedom with a magnet difficult Refer to Figures 25 and 26 for the location of the check valve and drain back capillary W...

Страница 34: ...FOR REHEAT COIL Figure 25 shows the refrigerant gas flow through the reheat coil during the dehumidification mode When the unit is in standard cooling Figure 26 or heating mode the reheat coil is inac...

Страница 35: ...Upper and lower service doors must be attached to obtain proper reading This unit employs high flow Coremax valves instead of the typical Shrader type valves WARNING Do NOT use a Schrader valve core r...

Страница 36: ...herwise the timing will remain accelerated and run through the 1 minute minimum defrost length sequence in a matter of seconds and will automatically terminate the defrost sequence There is an initiat...

Страница 37: ...44 120 SW 1 SW 2 TIME SEC OFF OFF ON ON OFF ON OFF ON 30 60 180 LOW PRESSURE BYPASS TIMER SWITCH FACTORY SETTING 120 SECONDS ACCUMULATED RUN TIME SELECTOR FACTORY SETTING 30 MIN MIS 2684 A ON OFF FIGU...

Страница 38: ...V between RV C and B C 1 Check control circuit wiring 2 Replace heat pump control Reversing valve solenoid coil defective Check for open or shorted coil Replace solenoid coil Unit will not go into def...

Страница 39: ...74 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 64 0 138...

Страница 40: ...t s air noise cabinet duct or motor noise interview customer if necessary Air noise High static creating high blower speed Is airflow set properly Does removing filter cause blower to slow down Check...

Страница 41: ...ion and orientation d Add a drip loop to the cables so that water cannot enter the motor by draining down the cables Refer to Figure 26 The installation is now complete Reapply the AC power to the HVA...

Страница 42: ...of refrigerant listed on the serial plate AHRI capacity and efficiency ratings were determined by testing with this refrigerant charge quantity Reference Table 8 The following pressure tables show nom...

Страница 43: ...ow Side High Side 126 382 129 404 132 427 134 451 137 477 139 504 141 533 143 563 145 594 85 DB 72 WB Low Side High Side 130 395 134 418 137 442 139 467 142 494 144 522 146 552 148 583 150 615 Q48H2 7...

Страница 44: ...Cooling Mode Unoccupied 1 X X X X X X X Cooling Mode Occupied 1 X X X X X 1st Stage Heating Occupied 2 X X X X X X X X X 1st Stage Heating Unoccupied 2 X X X X X X X 2nd Stage Heating Occupied 3 X X...

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