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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.
III. START--UP
CHECK INDOOR FAN MOTOR SPEED AND RECORD.
AFTER AT LEAST 10 MINUTES RUNNING TIME, RECORD THE FOLLOWING MEASUREMENTS:
COMP A1 COMP B1
OIL PRESSURE
SUCTION PRESSURE
SUCTION LINE TEMP
DISCHARGE PRESSURE
DISCHARGELINETEMP
ENTERING OUTDOOR UNIT AIR TEMP
LEAVING OUTDOOR UNIT AIR TEMP
INDOOR UNIT ENTERING AIR D B TEMP
INDOOR UNIT ENTERING AIR WB TEMP
INDOOR UNIT LEAVING AIR DB TEMP
INDOOR UNIT LEAVING AIR WB TEMP
COMPRESSOR AMPS (L1/L2/L3) ____/____/____ ____/____/____
CHECK THE COMPRESSOR OIL LEVEL SIGHT GLASSES, ARE THE SIGHT GLASSES SHOWING
OIL LEVEL AT
1
/
8
to
1
/
3
FULL? (Y/N)
NOTES:
2011 BryantHeating andCoo ling Systems. D 7310 W.MorrisSt. D Indianapolis, IN 46231 Printedin U.S.A. EditionDate:01/ 11
Manufacturer reservesthe right tochange,at anytime, specifications anddesigns without notice andwithoutobligations.
Catalog No: II524J---07
Replaces:II524J---05
524J