33
Maintenance
The heat pump requires a minimum of maintenance, however, it is recom-
mended that the heat pump is checked annually by a qualifi ed installer.
Sight
glass
Expansion
vessel
Particle
fi lter
Unscrew the front cover
Open the front cover to access some of the maintenance areas, e.g. the
sight glass and fi lter. The front cover is secured at the top by two screws.
To remove the front cover from the heat pump:
1. Unscrew the two screws on the top. (See picture)
2. Tilt the front cover forwards.
3. Lift the front cover up to release the lower edge.
Sight glass
Bubbles may be seen for several minutes during the initial start up of the
appliance. If bubbles are there continuously during operation, contact the
customer service department.
Warning
The main power supply must be
disconnected before working on the
heat pump.
Only an accredited refrigeration
company is permitted to work on the
refrigerant circuit.
Remove the front cover by
unscrewing the screws on the top.
Sight glass
If the sight glass shows green this means there is no moisture in the
system. If it is yellow, there is moisture in the system. If this happens,
contact the customer service department.
Maintenance
