56
CHECK VOLTAGEIMBALANCE
LINE-TO-LINE VOLTS: AB V AC V BC V
(AB + AC + BC)/3 = AVERAGEVOLTAGE = V
MAXIMUM DEVIATIONFROM AVERAGE VOLTAGE = V
VOLTAGEIMBALANCE = 100 X (MAX DEVIATION)/(AVERAGE VOLTAGE)=
IF OVER2% VOLTAGE IMBALANCE,DO NOT ATTEMPTTO START SYSTEM!
CALL LOCAL POWER COMPANY FOR ASSISTANCE.
CHECK INDOOR UNIT FAN SPEED AND RECORD.
CHECK OUTDOOR UNIT FAN SPEED AND RECORD.
AFTER ATLE AST 10 MINUTES RUNNING TIME, RECORD THE FOLLOWI NG MEASUREMENTS:
SUCTION PRESSURE CIR 1: CIR 2:
SUCTION LINE TEMP CIR 1: CIR 2:
LIQUID PRESSURE CIR 1: CIR 2:
LIQUIDLINE TEMP CIR1: CIR 2:
ENTERING OUTDOOR UNIT AIR TEMP
LEAVINGOUTDOOR UNIT AI R 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:
2011Bryant Heating and Cooling Systems.D7310 W. Morris St. DIndianapolis, IN 46231 PrintedinU.S.A. EditionDate: 04/11
Manufacturerreserves the right to change, at any time, specifications and designs without notice and without obligations.
CatalogNo: II569J---10
Replaces:II569J---08
569J