Carrier 38AK007 Installation, Start-Up And Service Instructions Manual page 16

CHECK VOLTAGE IMBALANCE
LINE-TO-LINE VOLTS:
(AB + AC + BC)/3 = AVERAGE VOLTAGE =
MAXIMUM DEVIATION FROM AVERAGE VOLTAGE =
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.
C. Start-Up
CHECK INDOOR (EVAPORATOR) FAN SPEED AND RECORD.
CHECK OUTDOOR (CONDENSER) FAN SPEED AND RECORD.
AFTER AT LEAST 15 MINUTES RUNNING TIME, RECORD THE FOLLOWING MEASUREMENTS:
OIL PRESSURE (38AKS only)
SUCTION PRESSURE
SUCTION LINE TEMP
DISCHARGE PRESSURE
DISCHARGE LINE TEMP
ENTERING CONDENSER-AIR TEMP
LEAVING CONDENSER-AIR TEMP
EVAP ENTERING-AIR DB (dry bulb) TEMP
EVAP ENTERING-AIR WB (wet bulb) TEMP
EVAP LEAVING-AIR DB TEMP
EVAP LEAVING-AIR WB TEMP
COMPRESSOR AMPS (L1/L2/L3)
HAS REFRIGERANT CHARGE BEEN ADJUSTED PER CHARGING CHARGE?
NOTES:
Copyright 1999 Carrier Corporation
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Book 1 4 PC 111
Tab 3a 2a
AB V AC
Catalog No. 533-876 Printed in U.S.A.
V BC
V
V
Form 38A-7SI Pg CL-2
V
%
/ /
5-99 Replaces: 38A-6SI