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Alarm Codes
160
157
OptiSet Plus Mismatch
Manually monitor load temperature. Report alarm at the end
of the day
X
158
Primary Software Failed to Load
Report alarm at end of the day.
X
159
Check Battery Condition
If unit is shut down repair immediately. Otherwise, report
alarm at end of the day.
X
160
Lost Radio Expansion Board
(REB) CAN Communication
If unit is shut down repair immediately. Otherwise, report
alarm at end of the day.
X
203
Display Return Air Sensor
Manually monitor load temperature with independent
thermometer. Report alarm at end of day.
X
204
Display Discharge Air Sensor
Manually monitor load temperature with independent
thermometer. Report alarm at end of day.
X
230
Future REB Alarm
231
Future REB Alarm
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