Bard WA302 Installation Instructions Manual

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Bard WA302 Installation Instructions Manual Manual pdf 17 page image

Manual 2100-404Page 15TROUBLESHOOTINGThe suction line temperatures in Table 8 are based upon80ºF dry bulb/67ºF wet bulb (50 percent R.H.)temperature and rated airflow across the evaporatorduring cooling cycle.REMOVAL OF FAN SHROUD1. Disconnect all power to unit.2. Remove the screws holding both grills – one on eachside of unit – and remove grills.3. Remove screws holding fan shroud to condenser andbottom – 9 screws.4. Unwire condenser fan motor.5. Slide complete motor, fan blade, and shroudassembly out the left side of the unit.6. Service motor/fan as needed.7. Reverse steps to reinstall.REFRIGERANT CHARGEThe correct system R-22 charge is shown on the unitrating plate. Optimum unit performance will occur witha refrigerant charge resulting in a suction linetemperature(6 inches from compressor) as shown in Table 8."A"AIRFLOWTABLE 8SUCTION LINE TEMPERATURESsledoMdetaRwolfriAF∞59.pmeTDOF∞28.pmeTDO203AW 000,1 95ñ65 66ñ46273AW 001,1 95ñ75 46ñ26TABLE 9INDOOR BLOWER PERFORMANCECFM AT 230 VOLTS.P.S.EHnI 2 O273AW,203AWdeepShgiH deepSwoLlioCyrD lioCteW lioCyrD lioCteW0. 593,1 513,1 059 5391. 043,1 072,1 039 5192. 582,1 091,1 019 5883. 502,1 001,1 558 0384. 011,1 000,1 008 5575. 500,1 078 --- ---TABLE 11MAXIMUM ESP OF OPERATIONELECTRIC HEAT ONLYledoM teltuOtnorF teltuOpoTdeepS woLdeepShgiHdeepSwoLdeepShgiHdeepSWKZ0A50A80A01A51A05.05.05.54.53.05.05.05.05.04.05.54.---53.---05.05.---05.---Z0B60B90B51B05.04.05.03.05.05.05.54.05.---04.---05.---54.---Z0C60C90C51C05.05.04.53.05.05.05.54.05.---04.---05.---54.---TABLE 10RATED CFM AND ESPj Rated CFM and ESP on high speed tapledoM1 detaRMFC1 detaRPSEdednemmoceRegnaRwolfriA203AW 000,1 04. 003,1ñ†039173AW 001,1 03. 053,1ñ039FIGURE 9FAN BLADE SETTINGFAN BLADE SETTING DIMENSIONSShown in the drawing below are the correct fan bladesetting dimensions for proper air delivery across theoutdoor coil.Any service work requiring removal or adjustment inthe fan and/or motor area will require that thedimensions below be checked and blade adjusted in orout on the motor shaft accordingly.TABLE 7FAN BLADE DIMENSIONledoM AnoisnemiD203AW273AW 52.1

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