Alarm Codes
150
9 High Evaporator Temperature
If unit is shut down repair immediately. Otherwise, report
alarm at end of day.
X
10 High Discharge Pressure
If unit is shut down repair immediately. Otherwise, report
alarm at end of day.
X
11
Unit Controlling on Alternate
Sensor
Manually monitor load temperature with independent
thermometer. Report alarm at end of day.
X
12 Sensor Shutdown
The unit is no longer able to operate and has been shut
down. Repair immediately.
X
13 Sensor Check
Manually monitor load temperature with independent
thermometer. Report alarm at end of day.
X
15
Check Glow Plugs/Intake Air
Heater
If unit is shut down, repair immediately. Otherwise, report
alarm at end of day.
X
17 Engine Failed to Crank
If unit is shut down 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 To
Run
Check
Shut
Down
Alarm Codes
150
9 High Evaporator Temperature
If unit is shut down repair immediately. Otherwise, report
alarm at end of day.
X
10 High Discharge Pressure
If unit is shut down repair immediately. Otherwise, report
alarm at end of day.
X
11
Unit Controlling on Alternate
Sensor
Manually monitor load temperature with independent
thermometer. Report alarm at end of day.
X
12 Sensor Shutdown
The unit is no longer able to operate and has been shut
down. Repair immediately.
X
13 Sensor Check
Manually monitor load temperature with independent
thermometer. Report alarm at end of day.
X
15
Check Glow Plugs/Intake Air
Heater
If unit is shut down, repair immediately. Otherwise, report
alarm at end of day.
X
17 Engine Failed to Crank
If unit is shut down 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 To
Run
Check
Shut
Down
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