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TABLE 2A ELECTRICAL SPECIFICATIONS (Continued) ST INGLE CIRCUIT DUAL CIRCUI 3 1 2 2 3 1 2 2 MAXIMUM EXTERNAL MAXIMUM MINIMUM FUSE OR FIELD NO. EXTERNAL FIELD CIRCUIT CIRCUIT POWER GROUND FIELD MINIMUM FUSE OR POWER GROUND AMPACITY BREAKER WIRE SIZE WIRE SIZE RATED POWER CIRCUIT CIRCUIT WIRE WIRE VOLTS & CKT CKT CKT CKT CKT CKT CKT CKT CIRCUITS AMPACITY BREAKER SIZE SIZE MODEL PHASE A B A B A B A B QH422-A0Z 1 33 50 8 10 -- -- -- -- -- -- -- -- -A05 1 58 60 6 10 -- -- -- -- -- -- -- -- 230/208-1
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Manual 2100-420H Page 7 of 34 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 2100-420H Page 10 of 34
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For hot water coil option a QPBHWxx-F for free blow DUCT WORK or QPBHWxx-D for ducted airflow is used Any heat pump is more critical of proper operating When used with a ducted supply, a QCX Cabinet charge and an adequate duct system than a straight air Extension can be used to conceal the duct work above conditioning unit. All duct work must be properly sized the unit to the ceiling. This extends 20" above the unit for the design airflow requirement of the equipment. for a total height above
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FRESH AIR INTAKE CONDENSATE DRAIN This unit is equipped with a fresh air damper assembly. There are two drain connections on the unit. The rear The damper blade is locked in the closed position when drain is the primary drain, and is located on the right the unit is shipped from the Factory. To allow the lower rear panel of the unit. The optional side drain is damper to operate remove the two plastic locking pins, located on the bottom right side of the unit. The side one on each end of the
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FIGURE 11 SERVICE LIGHT REAR DRAIN (TOP VIEW) The unit is equipped with a service light which signals the user that service is required. The light DRAIN LINE is located in the upper control panel and is visible only when the hinged service/filter access door is open. WALL (MAXIMUM 10" The Service Unit light indicates that the unit has FOR REAR DRAIN) been shut off by a high or low pressure device. This indicates that the unit needs to be serviced. COUPLINGS NOT SLEEVE SHOWN BUT RECOMMENDED
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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 QTEC 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 QTEC 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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there will be no nuisance tripping due to the momentary WIRING – MAIN POWER high starting current of the compressor motor. Refer to the unit rating plate and/or Table 2 for wire The disconnect access door on this unit may be locked sizing information and maximum fuse or “HACR Type” to prevent unauthorized access to the disconnect. circuit breaker size. Each unit is marked with a “Minimum Circuit Ampacity”. This means that the See Start Up section for information on three phase field wiring u
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NOTE: For total and proper control using DDC, a total LOW VOLTAGE CONNECTIONS of 6 controlled outputs are required (5 if no These units use a grounded 24 volt AC low voltage ventilation system is installed). For proper circuit. system operation under Emergency Heat conditions. Where the compressor needs to be The “R” terminal is the hot terminal and the “C” deactivated, the B-W2-E outputs need to be terminal is grounded. energized. Removing the Y (compressor) signal “G” terminal or pins 6 and
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TABLE 4 WALL THERMOSTATS Ts hermostat Predominant Feature 3 stage Cool; 3 stage Heat 8403-060 Programmable/Non-Programmable Electronic (1120-445) HP or Conventional Auto or Manual changeover 2 stage Cool; 2 stage Heat 8403-058 Electronic Non-Programmable (TH5220D1151) Auto or Manual changeover FIGURE 15 MIS-1285 Manual 2100-420H Page 17 of 34
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FIGURE 16 REMOTE THERMOSTAT WIRING DIAGRAM “X” THERMOSTAT OPTION VENTILATOR OR DAMPER NOTE: On option X or A the CS2000A1 (or other field provided means to control ventilation) must be used if any of the motorized ventilation options are installed. Manual 2100-420H Page 18 of 34
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FIGURE 17 UNIT MOUNTED THERMOSTAT WIRING DIAGRAM “A” THERMOSTAT OPTION NOTE: On option X or A the CS2000A1 (or other field provided means to control ventilation) must be used if any of the motorized ventilation options are installed. Manual 2100-420H Page 19 of 34
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QTEC SERIES
PACKAGED HEAT PUMP
INSTALLATION
Models:
INSTRUCTIONS
QH243 QH302
QH362 QH422
QH482 QH602
Bard Manufacturing Company, Inc.
Manual: 2100-420H
Bryan, Ohio 43506
Supersedes: 2100-420G
File: Vol II Tab 14
Since 1914 . . . Moving ahead, just as planned.
Date: 06-28-07
Manual 2100-420H
© Copyright 2004
Page 1 of 34
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CONTENTS Getting Other Information and Publications Start Up For more information, contact these publishers: .......... 3 Description of Standard Equipment ............................... 21 Optional CFM (QH362, QH422, QH482 & QH602 Only) ..... 21 QTEC General Information Important Installer Note.................................................. 21 QTEC Model Nomenclature .......................................... 4 Phase Monitor ................................................................ 2
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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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QTEC Series General Information QTEC MODEL NOMENCLATURE QH 36 2 – A 10 X X X X X X MODEL NUMBER | KW FILTER OPTIONS COIL OPTIONS QH - QTEC Model X - 1-Inch Fiberglass 0Z - 0KW X - Standard 05 - 5KW (Standard) F - 2-Inch Fiberglass 06 - 6KW CAPACITY | 09 - 9KW P - 2-Inch Pleated 24 - 2 Ton INTERNAL CONTROLS 10 - 10KW REVISION | 30 - 2½ Ton X - Standard 12 - 12KW 36 - 3 Ton • High Pressure Switch 15 - 15KW 42 - 3½ To
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TABLE 2 ELECTRICAL SPECIFICATIONS ST INGLE CIRCUIT DUAL CIRCUI 3 1 2 3 2 2 2 1 MAXIMUM EXTERNAL MINIMUM FIELD FUSE OR MAXIMUM CIRCUIT POWER GROUND CIRCUIT EXTERNAL FIELD AMPACITY WIRE SIZE WIRE SIZE NO. BREAKER MINIMUM FUSE OR POWER RATED FIELD GROUND CIRCUIT CIRCUIT WIRE CKT CKT CKT CKT CKT CKT CKT CKT VOLTS & POWER WIRE AMPACITY BREAKER SIZE A B A B A B A B MODELS PHASES CIRCUITS SIZE QH243-A0Z 1 22 30 10 10 -- -- -- -- -- -- -- -- -A05 230/208-1 1 47 50 8 10 -- -- -- -- -- -- -- -- -A10 1 OR
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FIGURE 18 UNIT MOUNTED THERMOSTAT WIRING DIAGRAM “D” THERMOSTAT OPTION Manual 2100-420H Page 20 of 34
