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Bryant COMMERCIAL AIR COOLED CONDENSING UNITS 576b User Manual

Page 15

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START-UP CHECKLIST

I. PRELIMINARY INFORMATION

OUTDOOR: MODEL NO. __________________________________

SERIAL NO.____________________________________

INDOOR: AIR HANDLER MANUFACTURER _____________________________________________________________

MODEL NO. ___________________________________

SERIAL NO.____________________________________

ADDITIONAL ACCESSORIES ______________________________________________________________________________

II. PRE-START-UP

OUTDOOR UNIT

IS THERE ANY SHIPPING DAMAGE? _______

(Y/N) _______

IF SO, WHERE: _________________________________________________________________________________________

______________________________________________________________________________________________________

WILL THIS DAMAGE PREVENT UNIT START-UP? (Y/N) _______

CHECK POWER SUPPLY. DOES IT AGREE WITH UNIT? (Y/N) _______

HAS THE GROUND WIRE BEEN CONNECTED? (Y/N) _______

HAS THE CIRCUIT PROTECTION BEEN SIZED AND INSTALLED PROPERLY? (Y/N) _______

ARE THE POWER WIRES TO THE UNIT SIZED AND INSTALLED PROPERLY? (Y/N) _______

HAVE COMPRESSOR HOLDDOWN BOLTS BEEN LOOSENED, WHERE APPLICABLE (Snubber washers are snug, but not tight)?

(Y/N) _______

CONTROLS

ARE THERMOSTAT AND INDOOR-FAN CONTROL WIRING

CONNECTIONS MADE AND CHECKED? (Y/N) _______

ARE ALL WIRING TERMINALS (including main power supply) TIGHT? (Y/N) _______

HAS CRANKCASE HEATER BEEN ENERGIZED FOR 24 HOURS? (Y/N) _______

INDOOR UNIT

HAS WATER BEEN PLACED IN DRAIN PAN TO CONFIRM PROPER DRAINAGE? (Y/N) _______

ARE PROPER AIR FILTERS IN PLACE? (Y/N) _______

HAVE FAN AND MOTOR PULLEYS BEEN CHECKED FOR PROPER ALIGNMENT? (Y/N) _______

DO THE FAN BELTS HAVE PROPER TENSION? (Y/N) _______

HAS CORRECT FAN ROTATION BEEN CONFIRMED? (Y/N) _______

PIPING

IS LIQUID LINE SOLENOID VALVE LOCATED AT THE EVAPORATOR COIL AS REQUIRED? (Y/N) _______

HAVE LEAK CHECKS BEEN MADE AT COMPRESSOR, CONDENSER, EVAPORATOR,
TXVs (Thermostatic Expansion Valves), SOLENOID VALVES, FILTER DRIERS, AND FUSIBLE PLUGS
WITH A LEAK DETECTOR? (Y/N) _______

LOCATE, REPAIR, AND REPORT ANY LEAKS. ________________________________________________________________

ARE ALL 576B COMPRESSOR SERVICE VALVES FULLY OPENED (BACKSEATED)?

(Y/N) _______

HAVE LIQUID LINE SERVICE VALVE AND SUCTION LINE SERVICE VALVE BEEN OPENED? (Y/N) _______

IS THE OIL LEVEL IN COMPRESSOR CRANKCASE ON 576B UNIT IN VIEW IN THE COMPRESSOR SIGHT GLASS?

(Y/N) _______

CHECK VOLTAGE IMBALANCE

LINE-TO-LINE VOLTS: AB _______ V AC _______ V BC _______ V

(AB + AC + BC)/3 = AVERAGE VOLTAGE =V

MAXIMUM DEVIATION FROM AVERAGE VOLTAGE = __________ V

VOLTAGE IMBALANCE = 100 X (MAX DEVIATION)/(AVERAGE VOLTAGE) = __________ %

IF OVER 2% VOLTAGE IMBALANCE, DO NOT ATTEMPT TO START SYSTEM!

CALL LOCAL POWER COMPANY FOR ASSISTANCE.