21
061629 •
Ver
sion
1
.0 •
25.0
2.200
9
Fault finding guide
Fault finding
Operating errors may occur.
Locate your problem in the left column and follow the instructions to the right:
Problem
Cause
Solution
The red LED illuminates
constantly
Too high temperature in
the shelter, above 60 °C or
a fan failure
Replace the fan
The red LED is flashing
The on board sensor has
been disconnected/shorted
Replace the controller
The internal fan runs at
low speed
The temperature in the
shelter is below 20 °C
This is due to the control
strategy
The external fan runs at
low speed
The temperature in the
shelter is below 30 °C
This is due to the control
strategy
