McQuay SEASONCON ALP-037A Скачать руководство пользователя страница 16 | Manualshive

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McQuay SEASONCON ALP-037A Скачать руководство пользователя страница 16

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Содержание SEASONCON ALP-037A

Страница 1: ...SEASONCON PACKAGED AIR COOLED CONDENSING UNIT MODELS ALP 037A THRU 057A 067B THRU 159B GROUP mcQua PEarEx Inc 13600 Industrial Park Blvd P O Box 1551 Minneapolis Mn 55440 c...

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Страница 3: ...hazard Avoid contact with them HANDLING Care should be taken to avoid rough handling or shock due to dropping the unit Do not push or pull the unit from anything other than the base and block the pus...

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Страница 6: ...nt Risers A B are sized so that their combined cross sectional internal area will allow full load unit operation without excessive pressure drop see notes Table 4 Riser B is sized to provide adequate...

Страница 7: ...S McQuay has available a Liquid Line Accessory Kit for each ALP unit size Components selected for these kits were selected on the basis of a total combined pressure drop of 7 PSI includes 100 ft of tu...

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Страница 9: ...2 1 l 8 74 74 I I 159B 1 90 90 FIELD WIRING Wiring should be done in accordance with all applicable codes and ordinances Warranty is voided if wiring is not in accordance with specifications An open f...

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Страница 35: ...seal caps Making sure control stop switch Sl is open off and pumpdown switches PSI and PS2 are on manual pumpdown throw the main power and control dis connect switches to on This will energize crankc...

Страница 36: ...d compressor through the oil fill hole in the crankcase and to the Sundstrand compressor through the 3 8 inch process tube on the side of the compressor To add oil isolate the crankcase and pour or pu...

Страница 37: ...ning the refrigerant piping by moving pump down switches PSI and PS2 to the manual pumpdown valve assembly position The coil can then be removed from the valve body by simply removing a nut or snap ri...

Страница 38: ...s prepaid APPENDIX STANDARD CONTROLS NOTE PERFORM AN OPERATIONAL CHECK OF ALL UNIT SAFETY CONTROLS ONCE PER YEAR OIL PRESSURE SAFETY CONTROL The oil pressure safety control is a manually resettable de...

Страница 39: ...orator pressure will rise The highest evaporator pressure reached before compressor re start is the cut in setting of the control FANTROL HEAD PRESSURE CONTROL FANTROL is a method of head pressure con...

Страница 40: ...e to open or close the damper blades as required to maintain adequate condenser pressure The operators are factory set to begin opening the damper blades at 17Ozt 5 PSIG and to be fully open at 250 10...

Страница 41: ...ould pull in instantly NOTE Line is only hot when the unit thermostat calls for compressor to run COMPRESSOR LOCKOUT OPTIONAL ALP 037A THRU 078B Compressor lockout consists of a solid state time delay...

Страница 42: ...the pressure setting remove the cap on the bulb and turn the adjustment screw clock wise To lower the setting turn the screw counterclockwise Do not force the adjustment beyond the range it is designe...

Страница 43: ...drier 3 Replace cartrIdge Low Suction 4 Clogged suction line or compressor suction 4 Clean strainers Pressure gas strainers 5 Expansion valve malfunctioning 5 Check and reset for proper superheat 6 Co...

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