Code
Description
Auto Reset
Unit
Disabled
Component
Disabled
Cause Action
AL038
Low Return Air
Temperature
AL039
High Supply Air
Temperature
AL040
Low Supply Air
Temperature
AL041
Circuit 1 High
Pressure
Indicates that circuit 1 has
been exposed to high pressure.
Circuit 1 will be shut down,
Once the pressure within circuit 1 has
decreased to a safe level the alarm can be
manually reset
AL042
Circuit 2 High
Pressure
Indicates that circuit 2 has
been exposed to high pressure.
Circuit 2 will be shut down.
Once the pressure within circuit 2 has
decreased to a safe level the alarm can be
manually reset
AL043
EEV Driver 1
Motor Error
Indicates an motor error within
EEV driver 1. During this alarm
circuit 1 is switched off.
This alarm can be manually reset once the
problem with the EEV is resolved
Troubleshooting
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