Troubleshooting; Alarm - NorthStar SiteStar Series Maintenance Instructions Manual

7 T
ROUBLESHOOTING
This section describes troubleshooting faults in the SiteStar Cabinet.
7.1 A
LARM
Problem
Internal temperature
outside regulation window,
too high
Internal temperature
outside regulation window,
too low
Compressor fails
Heater fails (if equipped)
Fan fails
Controller internal error
External temperature
outside system
specification
Door switch open
Power failure
Doc. No: D000100-INS-03, Rev D
What to do
1. Check if the compressor works
2. Check if the fan works
3. Check if the CCU works correctly
Install optional heater.
If heater is installed, check heater and relay
if equipped.
Replace door
Replace heater
Replace fan
Replace controller
See section 7.4
Close door
Check mains fuse (external)
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