11
6167196 GB
Operation
Venting
Caution
Air in the water installation may damage
the appliance.
Vent the system after working on the
appliance or the water installation.
1. Switch off the power supply,
e.g. at the separate fuse or a mains isolator.
2. Open and close the hot water tap several
times to vent the water installation (for
approximately 15 to 30 seconds), until
a constant, even flow of water is achieved.
3. Switch on the power supply.
Maintenance
1. Switch off the power supply,
e.g. at the separate fuse or a mains isolator.
2. Close the shut-off valve in the cold water
supply pipe
3. Undo cold water supply pipe on appliance.
Water may leak out when doing so.
4. Remove the filter from the cold water
supply pipe.
5. Clean the filter and reinstall it in its original
position.
6. Fit cold water supply pipe on appliance.
Ensure that the gasket is seated correctly.
7. Open the shut-off valve on the cold water
supply. Check connections for tightness.
8. Vent the appliance and the water system.
9. Switch on the power supply.
Maintenance
