58
How to replace the temperature sensors,
continued
Procedure,
supply sensor,
continued
Step
Action
7
Join the sensor head on the faulty sensor with the wires from the new sensor
with adhesive tape or the like
8
Release the wires from the faulty sensor in terminal 5 and 6 in module X17
9
Draw carefully from inside and thereby lead the wires in place
10
Connect the wires from the new sensor in terminal 5 and 6 in module X17
11
Lead in the filter to the shelter by drawing (or from the outside: pushing) it in
first at the bottom, thereafter the whole filter
When working from the external side you must now slope the filter and lead it
out through the openings
12
Remount the front and side covers
13
Place the control board in the holder by pushing the control board in place in
the holder on the Silencio and lock the two locking mechanisms in each side
of the control board, and finally tighten the screw that holds it in place
14
Connect the power
Result: The test program runs through all functions.
Check that the unit does not come out with an alarm signal.
In case of an alarm signal, please see section “Fault finding guide”, page 71
Procedure,
ambient sensor
Follow these steps to replace the ambient temperature sensor:
Step
Action
1
Switch of all the power to the unit
2
Release the control board by unscrewing the screw that hold it in place
3
Release the two locking mechanisms in each side of the control board and
carefully pull up the control board
4
Remove the internal front cover at the control board by unscrewing the 12
torx 25 screws
5
Remove the lower left side cover by unscrewing the two torx 25 screws that
hold it/them in place
6
Remove all cable binders on the faulty sensor
7
Join the sensor head on the faulty sensor with the wires from the new sensor
with adhesive tape or the like
8
Release the wires from the faulty sensor in terminal 1 and 2 in module X17
9
Draw carefully from inside and thereby lead the wires in place
10
Connect the wires from the new sensor in terminal 1 and 2 in module X17
11
Remount the front and side covers
Continued overleaf
