52
506 01 2303 01
Specifications are subject to change without notice.
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.
CHECK INDOOR UNIT FAN SPEED AND RECORD.
CHECK OUTDOOR UNIT FAN SPEED AND RECORD.
AFTER AT LEAST 10 MINUTES RUNNING TIME, RECORD THE FOLLOWING MEASUREMENTS:
COOLING
HEATING
VAPOR PRESSURE
SUCTION LINE TEMP
(AT COMPRESSOR)
LIQUID PRESSURE
LIQUID LINE TEMP
ENTERING OUTDOOR UNIT AIR TEMP
LEAVING OUTDOOR UNIT AIR TEMP
INDOOR UNIT ENTERING--AIR DB (dry bulb) TEMP
INDOOR UNIT ENTERING--AIR WB (wet bulb) TEMP
INDOOR UNIT LEAVING--AIR DB TEMP
INDOOR UNIT LEAVING--AIR wB TEMP
COMPRESSOR 1 AMPS (L1/L2/L3)
/
/
COMPRESSOR 2 AMPS (L1/L2/L3)
/
/
NOTES:
Copyright 2019 International Comfort Products
Lewisburg, TN 37091 USA
Replaces: 506 01 2303 00
10-19
