Carrier MPW015-045 Refrigerator User Manual


 
CL-6
C. Unit Start-Up (cont)
USE ESCAPE KEY TO RETURN TO ‘OUTS’ DISPLAY. PRESS DOWN ARROW TO DISPLAY ‘CMPA’.
PRESS ENTER KEY TO DISPLAY ‘CC.A1’. NOTE THAT UNLOADERS AND HOT GAS BYPASS SOLENOIDS
CAN BE TESTED BOTH WITH AND WITHOUT COMPRESSOR(S) RUNNING. MAKE SURE ALL SERVICE
VALVES ARE OPEN AND COOLER/CONDENSER PUMPS HAVE BEEN TURNED ON BEFORE STARTING
COMPRESSORS. CHECK OFF EACH ITEM AFTER SUCCESSFUL TEST. THE CONTROL WILL ONLY START
ONE COMPRESSOR PER MINUTE. WHEN AT THE DESIRED ITEM, PRESS THE ENTER KEY TWICE TO
MAKE THE ‘OFF’ FLASH. PRESS THE UP ARROW KEY AND ENTER TO TURN THE OUTPUT ON. CHECK
OFF THE ITEMS IN THE SERVICE TEST TABLE BELOW THAT APPLY AFTER BEING TESTED.
SERVICE TEST
USE ARROW/ESCAPE KEYS TO ILLUMINATE THE TEMPERATURES LED. PRESS ENTER TO DISPLAY
‘UNIT’. PRESS ENTER AND USE THE ARROW KEYS TO RECORD TEMPERATURES FOR
SENSORS BELOW.
SUB-MODE
KEYPAD
ENTRY
ITEM DISPLAY
ITEM
EXPANSION
COMMENT
Completed
(Yes/No)
TEST
ON/OFF SERVICE TEST MODE To Enable Service Test Mode,
move Enable/Off/Remote
Contact switch to OFF. Change
TEST to ON. Move switch to
ENABLE.
OUTS
OUTPUTS AND PUMPS
CLR.P ON/OFF COOLER PUMP RELAY
CND.P ON/OFF CONDENSER PUMP
UL.TM 0 TO 15 COMP A1 UNLOAD TIME
CC.H ON/OFF CRANKCASE HEATER
CW.VO ON/OFF CONDENSER VALVE OPEN
CW.VC ON/OFF CONDENSER VALVE CLOSE
LL.SV ON/OFF LIQUID LINE SOLENOID
RMT.A ON/OFF REMOTE ALARM RELAY
CMPA
CIRCUIT A COMPRESSOR TEST
CC.A1 ON/OFF COMPRESSOR A1 RELAY
UL.TM 0 TO 15 COMP A1 UNLOAD TIME
CC.A2 ON/OFF COMPRESSOR A2 RELAY
CC.A3 ON/OFF COMPRESSOR A3 RELAY
MLV ON/OFF MINIMUM LOAD VALVE RELAY
ENTER
ENTER
ENTER
TEMPERATURE
CLWT
CEWT
CDET
CDLT
OAT or DLWT
SPT