Carrier Omnizone 50XCW06 Installation Start-Up And Operatig Instructions page 48

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.
III. START-UP:
CHECK INDOOR (EVAPORATOR) FAN SPEED AND RECORD.
AFTER AT LEAST 15 MINUTES RUNNING TIME, RECORD THE FOLLOWING MEASUREMENTS:
SUCTION PRESSURE
SUCTION LINE TEMP
DISCHARGE PRESSURE
DISCHARGE LINE TEMP
ENTERING WATER TEMP
LEAVING WATER 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
SUPPLY FAN AMPS:
NOTES: _______________________________________________________________________________________
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© 2019 Carrier Corporation
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Catalog No. 04-53500265-01
AB V AC
CIRCUIT 1
Printed in U.S.A. Form 50XCW-8SI
V BC
V
V
CIRCUIT 2
(If Applicable)
Pg CL-2
V
%
CIRCUIT 3
(If Applicable)
11-19 Replaces: 50XCW-7SI