Alarm Codes
152
25 Alternator Check
If unit is shutdown repair immediately. Otherwise, report
alarm at end of day.
X
26 Refrigeration Capacity Check
Manually monitor load temperature with independent
thermometer. Report alarm at end of day.
X
28 Pretrip or Self Check Abort Report alarm at end of day. X
29 Defrost Damper Circuit
If unit is shutdown, repair immediately. Otherwise, report
alarm at end of day.
X
30 Defrost Damper Stuck Closed
The unit is no longer able to operate and has been shut
down. Repair immediately.
X
31 Oil Pressure Switch
If unit is shutdown repair immediately. Otherwise, report
alarm at end of day.
X
32 Refrigeration Capacity Low
The unit is not able to operate and has been shutdown.
Repair immediately.
X
Table of Alarm Codes
NOTE: Not all alarm codes are available with all microprocessor controllers or all revisions of software.
Code Description Corrective Action
Level Of
Action
Ok To
Run
Check
Shut
Down
Alarm Codes
152
25 Alternator Check
If unit is shutdown repair immediately. Otherwise, report
alarm at end of day.
X
26 Refrigeration Capacity Check
Manually monitor load temperature with independent
thermometer. Report alarm at end of day.
X
28 Pretrip or Self Check Abort Report alarm at end of day. X
29 Defrost Damper Circuit
If unit is shutdown, repair immediately. Otherwise, report
alarm at end of day.
X
30 Defrost Damper Stuck Closed
The unit is no longer able to operate and has been shut
down. Repair immediately.
X
31 Oil Pressure Switch
If unit is shutdown repair immediately. Otherwise, report
alarm at end of day.
X
32 Refrigeration Capacity Low
The unit is not able to operate and has been shutdown.
Repair immediately.
X
Table of Alarm Codes
NOTE: Not all alarm codes are available with all microprocessor controllers or all revisions of software.
Code Description Corrective Action
Level Of
Action
Ok To
Run
Check
Shut
Down
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