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Alarm Codes
161
232
Future REB Alarm
233
REB Transitioning From
Conservative to Full Null
Report alarm at end of the day.
X
234
Relative Humidity Sensor
Report alarm at end of the day.
X
251
REB Miss-configured
Report alarm at end of the day.
X
252
Check Fresh Air Exchange
Circuit
If unit is shutdown, repair immediately. Otherwise, report
alarm at end of day.
X
500
Host Evaporator Fan Low Speed
If unit is shutdown, repair immediately. Otherwise, report
alarm at end of day.
X
501
Host Evaporator Fan High Speed
If unit is shutdown, repair immediately. Otherwise, report
alarm at end of day.
X
502
Host Evaporator Fan RPM
Sensor
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