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Q-TEC SERIES
PACKAGED
AIR CONDITIONER
INSTALLATION
INSTRUCTIONS
Models:
Q24A1 Q30A1
Q36A1 Q42A1
Q48A1 Q60A1
Manual: 2100-522B
Bard Manufacturing Company, Inc.
Supersedes: 2100-522A
Bryan, Ohio 43506
File: Vol II Tab 14
Since 1914 . . . Moving ahead, just as planned.
Date: 12-15-11
Manual 2100-522B
Page 1 of 38
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CONTENTS Start Up Getting Other Information and Publications R-410A Refrgerant ......................................................... 27 For more information, contact these publishers: .......... 3 Topping Off System Charge ........................................... 27 EC General Information Safety Practices ............................................................. 27 Q-T Q-TEC Model Nomenclature ......................................... 4 Description of Standard Equipment ..............
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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 standard. ACCA Air Conditioning Contractors of America 1712 New Hampshire Avenue Washington, DC 20009 National Electrical Code ..................... ANSI/NFPA 70 Telephone: (202) 483-9370 Fax: (2
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Q-TEC Series General Information Q-TEC MODEL NOMENCLATURE Q 42 A 1 A 10 X X V X X X MODEL KW AIR FILTER OPTIONS NUMBER 0Z - 0KW CONDITIONER X - 1 inch Fiberglass COIL OPTIONS Q-Tec™ INTERNAL 05 - 5KW (Standard) X -Standard CONTROLS 06 - 6KW F - 2 inch Fiberglass 1 -Phenolic coated REVISION | CAPACITY 09 - 9KW X - Standard P - 2 inch Pleated evaporator* 24 - 2 Ton • High Pressure 10 -10KW SPECIALTY 2 -Phenolic coated 30 - 2½ Ton 12 -12KW Switch PRODUCTS 1 | condenser 36 - 3 Ton • Low Pressu
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Manual 2100-522B Page 5 of 38 TABLE 1 FACTORY BUILT-IN ELECTRIC HEAT TABLE Q36A1-A Q36A1-B Q36A1-C Q24A1-A Q42A1-A Q42A1-B Q42A1-C ModelsQB 30A1-AQB 24A1-QC 30A1-QC 24A1- Q30A1- Q48A1-A Q48A1-BQA 48A1-CQB 60A1-QC 60A1- Q60A1- 21 40V-121 08V-21 40V-21 08V-21 40V-23 08V-43 80V-41 80V-21 40V-21 08V-21 40V-23 08V-41 80V-21 40V-21 08V-21 40V-23 08V- 480V- KH WBH TUBH TUBH TUBH TUBH TUBH TUBH TU BH TUBH TUBH TUBH TUBH TUBH TUBH TUBH TUBH TUBH TU BTU 50 .010 6,38 12,29 10 6,380 12,29 60 .0 20 0,5010 5
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TABLE 2 ELECTRICAL SPECIFICATIONS Single Circuit Dual Circuit 3 Minimum 1 Maximum 2 Field 2 Ground Rated No. Field 3 Minimum 1 Maximum 2 Field 2 Ground Circuit External Fuse Power Wire Size Model Volts Power Circuit External Fuse Power Ampacity or Ckt. Breaker Wire Size Wire Ampacity or Ckt. Brkr. Wire Size and Phase Circuits Ckt. A Ckt. B Ckt. A Ckt. B Ckt. A Ckt. B Ckt. A Ckt. B Q24A1-A0Z 1 22 30 10 10 - - - - - - - - A05 230/208-1 1 30 30 10 10 - - - - - - - - A10 1 55 60 6 10 - - - - - - -
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Manual 2100-522B Page 7 of 38 FIGURE 1 UNIT DIMENSIONS
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FIGURE 2 SHIPPING DAMAGE AIR SEAL UNDER QTEC UNIT Upon receipt of equipment, the carton should be checked for external signs of shipping damage. The skid must remain attached to the unit until the unit is ready for installation. If damage is found, the receiving party must contact the last carrier immediately, preferably in writing, requesting inspection by the carrier’s agent. UNIT REMOVAL FROM SKID WARNING This unit is heavy and requires more than one person to handle and remove from
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The blade of the appliance cart should be slid under the HANDLING UNIT AFTER REMOVAL wheels of the unit. The strap of the appliance cart FROM SKID should be placed around the unit and strapped tightly. Help will be required to tip the unit back onto the cart. The unit can be leaned far enough back to be rolled WARNING through the door. Be careful when setting the unit back up to keep from damaging the unit. Exercise extreme caution when pushing the unit on the rollers. Handle and push
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FIGURE 5 INSTALLATION WITH FREE BLOW PLENUM FIGURE 6 DUCTED APPLICATION Manual 2100-522B Page 10 of 38
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When used with a ducted supply, a QCX Cabinet DUCT WORK Extension can be used to conceal the duct work above All duct work must be properly sized for the design the unit to the ceiling. This extends 20" above the unit airflow requirement of the equipment. Air Conditioning for a total height above the floor of 10'-7/8". The unit is Contractors of America (ACCA) is an excellent guide to equipped with a variable speed indoor blower motor proper sizing. All duct work or portions thereof not in
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FRESH AIR INTAKE The rear drain can be used with wall thickness of up to 10 inches where a water trap can be installed between This unit is equipped with a fresh air damper assembly. the unit and the interior wall. See Figure 10. The trap The damper blade is locked in the closed position when cannot extend beyond the edge of the unit or it will the unit is shipped from the factory. To allow the interfere with the wall mounting bracket. The drain can damper to operate remove the two plastic l
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FIGURE 9 OPTIONAL SIDE DRAIN (SIDE VIEW) INSTALLATION Q-TEC UNIT FIGURE 10 FIGURE 11 STANDARD REAR DRAIN REAR DRAIN (TOP VIEW) DRAIN LINE WALL (MAXIMUM 10" FOR REAR DRAIN) SLEEVE COUPLINGS NOT SHOWN BUT RECOMMENDED FOR EASE OF REMOVABILITY FOR SERVICE. WALL BRACKET WATER TRAP UNIT Manual 2100-522B Page 13 of 38
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Manual 2100-522B Page 14 of 38 FIGURE 12A OVERFLOW TUBE CAULK AROUND TUBE WALL SLEEVE DRAIN BOX MIS-2469
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FIGURE 12B PLUG INSTALLED IN SIDE Q/Tec DRAIN REAR DRAIN CONNECTION IN Q/Tec PRODUCT IMPORTANT ! 1/2" SLIP X 1/2" SLIP X 3/4" NPT TEE SUPPLIED WITH DRAIN BOX KIT 3/4" PLASTIC PIPE NIPPLE (TIGHTEN THREADS SO TEE IS SUPPLIED WITH DRAIN BOX KIT HORIZONTAL TO FLOOR) (APPLY TEFLON TAPE TO THREADS) MIS-2470 Manual 2100-522B Page 15 of 38
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FIGURE 12C REMOVE KNOCK-OUT FOR INDOOR DRAIN HOSE CONNECTOR (If Used) MIS-2471 Manual 2100-522B Page 16 of 38
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FIGURE 12D DRAIN HOSE FROM INDOOR DRAIN 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 BUT AT A SLIGHT COOLING PERFORMANCE REDUCTION OF 2-3% ) MIS-2472 Manual 2100-522B Page 17 of 38
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FIGURE 13A UNIT MOUNTING SIDE TRIM (2 PCS.) ENLARGED VIEW OF MOUNTING BRACKET SHOWING SLEEVE TO CABINET ATTACHMENT SIDE TRIM (2 PCS.) MOUNTING BRACKET WALL SLEEVE #8 SCREW PROVIDED (LIGHT COLOR) MOUNTING BRACKET CABINET SIDE PANEL #10 HEX HEAD SCREW BOTTOM PROVIDED TRIM PIECE BOTTOM TRIM EXTENSION FIGURE 13B UNIT MOUNTING Return Grille Sleeve Stud Washer Nut Condenser Door (Removed) MIS-2689 Lower Control Panel Manual 2100-522B Page 18 of 38
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INSTALLATION INSTRUCTIONS alignment to the mounting brackets. This unit MOUNTING THE UNIT must be level from side to side. If adjustments When installing a Q-TEC unit near an interior wall on the are necessary, shim up under the rollers with left side, a minimum of 8 inches is required; 12 inches is sheets of steel or any substance that is not preferred. affected by moisture. When installing a Q-TEC unit near an interior wall on the 5. Make sure the gasket on the rear of the unit is right side
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The disconnect access door on this unit may be locked WIRING – MAIN POWER to prevent unauthorized access to the disconnect. Refer to the unit rating plate and/or Table 2 for wire See “Start Up” section for information on three phase sizing information and maximum fuse or “HACR Type” scroll compressor start-ups. circuit breaker size. Each unit is marked with a “Minimum Circuit Ampacity”. This means that the The field wiring connections are located behind the top field wiring used must be size
