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Alarm Codes
151
43
Unit Forced to Low Speed
Modulation
Report alarm at end of day.
X
44
Check Fuel System
Refill fuel tank.
X
45
Hot Gas Bypass or Hot Gas
Bypass Circuit
If unit is shutdown repair immediately. Otherwise, report
alarm at end of day.
X
46
Check Air Flow
If unit is shut down repair immediately. Otherwise, report
alarm at end of the day. Cargo may be restricting air flow,
check load.
X
48
Check Belts/Clutch
If unit is shutdown, repair immediately. Otherwise, report
alarm at end of day.
X
50
Reset Clock
Report alarm at end of day.
X
52
Heat Circuit
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