Bard QH243 Specifications

Manual 2100-420HPage 1 of 34Models:QH243 QH302QH362 QH422QH482 QH602QTEC SERIESPACKAGED HEAT PUMPINSTALLATIONINSTRUCTIONSBard Manufacturing Company, I

Manual 2100-420HPage 10 of 34FIGURE 6DUCTED APPLICATIONFIGURE 5INSTALLATION WITH FREE BLOW PLENUM

Manual 2100-420HPage 11 of 34DUCT WORKAny heat pump is more critical of proper operatingcharge and an adequate duct system than a straight airconditi

Manual 2100-420HPage 12 of 34FRESH AIR INTAKEThis unit is equipped with a fresh air damper assembly.The damper blade is locked in the closed position

Manual 2100-420HPage 13 of 34SERVICE LIGHTThe unit is equipped with a service light whichsignals the user that service is required. The lightis locat

Manual 2100-420HPage 14 of 34INSTALLATION INSTRUCTIONSMOUNTING THE UNITWhen installing a QTEC unit near an interior wall on theleft side, a minimum of

Manual 2100-420HPage 15 of 34The standard Climate Control Option X is a remotethermostat connection terminal block. See Figure 16 forwiring diagram.

Manual 2100-420HPage 16 of 34LOW VOLTAGE CONNECTIONSThese units use a grounded 24 volt AC low voltagecircuit.The “R” terminal is the hot terminal and

Manual 2100-420HPage 17 of 34MIS-1285FIGURE 15TABLE 4WALL THERMOSTATStatsomrehTserutaeFtnanimoderP060-3048)544-0211(taeHegats3;looCegats3cinortcelEel

Manual 2100-420HPage 18 of 34FIGURE 16REMOTE THERMOSTAT WIRING DIAGRAM“X” THERMOSTAT OPTIONNOTE: On option X or A the CS2000A1 (or other fieldprovide

Manual 2100-420HPage 19 of 34FIGURE 17UNIT MOUNTED THERMOSTAT WIRING DIAGRAM“A” THERMOSTAT OPTIONNOTE: On option X or A the CS2000A1 (or other fieldp

Manual 2100-420HPage 2 of 34CONTENTSGetting Other Information and PublicationsFor more information, contact these publishers: ... 3QTEC General

Manual 2100-420HPage 20 of 34FIGURE 18UNIT MOUNTED THERMOSTAT WIRING DIAGRAM“D” THERMOSTAT OPTION

Manual 2100-420HPage 21 of 34START UPDESCRIPTION OF STANDARDEQUIPMENTSolid State Electronic Heat Pump ControlProvides efficient 30-minute defrost cycl

Manual 2100-420HPage 22 of 34SERVICE HINTS1. Caution user to maintain clean air filters at alltimes. Also, not to needlessly close off supply airregi

Manual 2100-420HPage 23 of 34QTEC R ENERGY RECOVERY VENTILATOR(Option)Before starting, make sure that the power has beenturned off. The return air gr

Manual 2100-420HPage 24 of 34FIGURE 19FRESH AIR DAMPER REMOVALMOUNTINGSCREW

Manual 2100-420HPage 25 of 34FIGURE 20QERV REMOVALMOUNTINGSCREWSFRONT FILLLOWERBLOWERASSEMBLYPOWERCONNECTORPOWERCONNECTORS

Manual 2100-420HPage 26 of 34SEQUENCE OF OPERATIONCooling – Circuit R-Y makes the thermostat pull in thecompressor contactor starting the compressor a

Manual 2100-420HPage 27 of 34DEFROST CYCLEThe defrost cycle is controlled by temperature and timeon the solid state heat pump control.When the outdoor

Manual 2100-420HPage 28 of 34TROUBLESHOOTINGTABLE 5TROUBLESHOOTINGmotpmySsesuaCelbissoP riapeR/kcehCotwoH&tahWlliwrosserpmoCgnitaeh(tratston)gnil

Manual 2100-420HPage 29 of 34CHECKING TEMPERATURE SENSOR1. Disconnect temperature sensor from board and fromoutdoor coil.2. Use an ohmmeter and measur

Manual 2100-420HPage 3 of 34GETTING OTHER INFORMATION AND PUBLICATIONSThese publications can help you install the airconditioner or heat pump. You ca

Manual 2100-420HPage 30 of 34TROUBLESHOOTING GE ECM™ MOTORSCAUTION:Disconnect power from unit before removing or replacingconnectors, or servicing m

Manual 2100-420HPage 31 of 34TROUBLESHOOTING GE ECM™ MOTORS CONT’D.Replacing ECM Control ModuleTo replace the control module for the GE variable-spe

Manual 2100-420HPage 32 of 34FAN BLADE SETTING DIMENSIONSAny service work requiring removal or adjustment inthe fan and/or motor area will require tha

Manual 2100-420HPage 33 of 34Low side pressure ± 2 psigHigh side pressure ± 5 psigTables are based upon rated CFM (airflow) across the evaporator c

Manual 2100-420HPage 34 of 34Refer to notes following Table 10TABLE 11HEATING PRESSURE(ALL TEMPERATURES IN DEGREES F)LEDOMNRUTERRIA.PMETERUSSERPLIOCR

Manual 2100-420HPage 4 of 34TABLE 1FACTORY BUILT-IN ELECTRIC HEAT TABLEsledoMA-342HQA-203HQB-342HQB-203HQC-342HQC-203HQA-263HQA-224HQA-284HQA-206HQB-

Manual 2100-420HPage 5 of 34ELECTRICAL SPECIFICATIONS CONTINUED ON PAGE 6 TABLE 2A1 Maximum size of the time delay fuse or HACR type circuit breaker

Manual 2100-420HPage 6 of 34TABLE 2AELECTRICAL SPECIFICATIONS(Continued)LEDOMDETAR&STLOVESAHPTIUCRICELGNISTIUCRICLAUD.ONDLEIFREWOPSTIUCRIC3MUMINI

Manual 2100-420HPage 7 of 34FIGURE 1UNIT DIMENSIONS

Manual 2100-420HPage 8 of 34SHIPPING DAMAGEUpon receipt of equipment, the carton should bechecked for external signs of shipping damage. Theskid must

Manual 2100-420HPage 9 of 34HANDLING UNIT AFTER REMOVALFROM SKIDThe unit will have to be turned sideways and removedfrom the skid to fit through a 36&