Alarm Codes
153
65
Abnormal Temperature
Differential
If unit is shutdown, repair immediately. Otherwise, report
alarm at end of day
X
66
Low Engine Oil Level
Check engine oil level. If unit is shutdown, repair
immediately. Otherwise, report alarm at end of day.
X
67
Liquid Line Solenoid Circuit
If unit is shutdown, repair immediately. Otherwise, report
alarm at end of day.
X
68
Internal Controller Fault
Report alarm at end of day.
X
70
Hourmeter Failure
Report alarm at end of day.
X
74
Controller Reset to Defaults
Report alarm at end of day.
X
79
Internal Data Logger Overflow
Report alarm at end of day.
X
80
Compressor Temp Sensor
Report alarm at end of day.
X
82
High Compressor Temperature
Shutdown
If unit is shutdown repair immediately. Otherwise, report
alarm at end of day.
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
T
o
Run
Che
c
k
Shut
Down
