Replacing components 10
0020131978_00 VRT 350f Installation instructions
29
10 Replacing components
10.1
Recording radio controller settings
1.
Before replacing the radio receiver unit and/or the radio
controller, make a note of all the settings on the radio
controller.
2. Scroll through all display pages on the radio controller
and note down all manually configurable values (e.g.
target room temperature, programmed time period).
Note
When you replace the radio receiver unit
and/or the radio controller, the user-specific
settings will be partially or completely lost.
10.2
Replacing the radio receiver unit
▶
Before you start, make a note of all the settings on the
radio controller.
10.2.1 Removing from the wall
1.
Insert a screwdriver into the slot on the wall-mounting
base.
2. Carefully lever the radio receiver unit from the wall-
mounting base.
3. Dispose of the faulty radio receiver unit correctly.
10.2.2 Removing from the boiler
1.
If necessary, open the front panel on the boiler.
2. Carefully remove the radio receiver unit from the boiler
electronics box.
3. If necessary, close the front panel on the boiler.
4. Dispose of the faulty radio receiver unit correctly.
10.2.3 Fitting the radio receiver unit
1.
Fit the radio receiver unit on the wall. (
→
Page 11)
2. Fit the radio receiver unit in the boiler. (
→
Page 9)
10.3
Replacing the radio controller
10.3.1 Removing from the wall
1.
Pull the radio controller upwards and off the wall-
mounting base .
2. Remove the batteries.
3. Dispose of the batteries and the radio controller cor-
rectly.
10.3.2 Fitting the radio controller
1.
Insert four new batteries of the same type in the con-
troller.
Summary of Contents for VRT 350f
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