24
4-2
4-1
4-3
4-4
4.5 WORK ON THE WATER HEATER.
Remove the front cover of the heat pump.
Note:
always disconnect the device from the
power supply before starting any work.
Remove the four screws from the cover with a
screwdriver (Fig. 4-1).
Remove the rear cover of the heat pump.
Note:
always disconnect the device from the
power supply before starting any work.
N.B.:
this operation is only needed for complex
operations: (cleaning the evaporator, works on
the fan, works on the compressor, etc.).
N.B.:
it is essential to disconnect the power cable
on the terminal board, so that the rear cover of
the heat pump can be removed (Fig. 4-2).
Remove the five screws from the cover with a
screwdriver (Fig. 4-3).
Access to the auxiliary electric unit of the
water heater (Fig. 4-4).
To access the auxiliary power unit, proceed as
follows:
- Remove the lower tap of the column releasing
it,
- Unscrew the 2 fastening screws on each side of
the column,
- Slide the column down a few centimetres to
free it from the console,
- Press the centre of the column to open it and
release it from the guide rails.
