Carrier Omnizone 50BV020-064 Installation, Start-Up, Service And Controls Operation And Troubleshooting page 60

HAS AIR PURGE BEEN PERFORMED?
HAS THE WATER PIPING BEEN CHECKED FOR LEAKS AND VALVE OPERATION VERIFIED
HAS THE CONDENSER FLUID BEEN CHECKED FOR PROPER FLOW AND CONCENTRATION
DUCTWORK
HAS THE DUCTWORK BEEN PROPERLY INSTALLED WITH A PAIR OF PANTS (DUAL FAN UNITS) (Y/N) _______
(VAV ONLY) ARE ALL ZONE DAMPERS INSTALLED AND VERIFIED TO BE OPERATIONAL
ELECTRICAL
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) =
AGE IMBALANCE, DO NOT ATTEMPT TO START SYSTEM; CALL LOCAL POWER COMPANY FOR ASSISTANCE.)
III. START-UP:
CHECK FAN SPEED AND RECORD.
AFTER AT LEAST 15 MINUTES RUNNING TIME, RECORD THE FOLLOWING MEASUREMENTS:
SUCTION PRESSURE
SATURATED SUCTION TEMP
SUCTION LINE TEMP
SUPERHEAT DEGREES
DISCHARGE PRESSURE
SATURATED CONDENSING
LIQUID LINE TEMP
SUBCOOLING DEGREES
LIQUID SIGHT GLASS (CLEAR/BUBBLES)
ENTERING CONDENSER-WATER TEMP
LEAVING CONDENSER-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
HOT GAS BYPASS SETTING
COMPRESSOR AMPS:
L1
L2
L3
SUPPLY FAN AMPS:
L1
L2
L3
NOTES: _____________________________________________________________________________________________
______________________________________________________________________________________________
© 2023 Carrier
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Catalog No. 04-53500377-01
AB V AC
CIRCUIT 1
Printed in U.S.A. Form 50BV-8SI
V BC
V
V
CIRCUIT 2 CIRCUIT 3
Pg CL-2
(Y/N) _______
(Y/N) _______
(Y/N) _______
(Y/N) _______
V
% (IF OVER 2% VOLT-
CIRCUIT 4
8733838545
6-23 Replaces: 50BV-7SI