8.2
Maintenance operations to be performed
8.2.1.
Refrigerant circuit
No maintenance is required on the refrigerant circuit in the
thermodynamic water heater.
8.2.2.
Hydraulic circuit
Check the watertightness of the water connections.
8.2.3.
Aeraulics
n
Cleaning the evaporator
DANGER
Risk of injury on the sharp-edged fins.
CAUTION
Do not distort or damage the fins.
4
Clean the evaporator at regular intervals using a soft-haired brush.
4
Carefully realign the fins using a suitable comb if they are bent.
n
Cleaning the fan
Check the cleanliness of the fan 1 time per year. Clogging by dust
and other particles impairs the heat pump’s performance.
8.2.4.
Impressed current anode
No maintenance operations are required on an impressed current
anode.
The appliance’s control panel must be switched on to
ensure operation of the impressed current anode.
8.2.5.
Checking the safety valve or unit
Operate the safety valve or unit at least
1
time per month to check
that it is running correctly. This check provides forewarning of any
excess pressure that may damage the DHW tank.
8. Checking and maintenance
TWH 200E TWH 300E TWH 300EH
58
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