Operating instructions

45
10
1
10 30 50 70 90 110
Temperature in °C
0.4
0.6
0.8
2
4
6
8
20
Resistance in kΩ
3. Replace the sensor in case of severe
deviation.
Replacing flow limiter (gas fired condensing combi boiler)
A
B
C
1. Drain the boiler from the DHW side.
2. Pivot the control unit downwards.
3.
Undo screws A.
4.
Remove the cap B.
5.
Remove faulty flow limiter C.
6.
Select new flow limiter C corre-
sponding to boiler serial no. (see type
plate) and the following table.
7.
Insert new flow limiter C.
8.
Fit new cap B provided.
Troubleshooting
Repairs
(cont.)
5366 836 GB
Service