0020096321_01 - 02/11 - Glow-worm
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12 Servicing
• Consult each of the system component’s instructions for more
information about the corresponding maintenance operations.
13 Control unit maintenance menu
• Enter the installer maintenance access code (35) into the
control unit.
13.1 Test menu
This menu allows you to test the operation of all appliances and
the system (HP, zone valves,) present in the installation.
Heat pump test
1 Select System tests on the
screen.
2 Select Heat pump on the
screen.
This menu allows you to:
- issue a heating demand to the heat pump (*),
- activate the pump (**)
- activate the fan (**)
- activate the 4-way valve (**)
- activate the crankcase heater (**)
- activate the electrical resistance heater (**)
- activate the heat exchanger’s resistance heater (**)
- activate the defrosting (**)
(*) In the case of a heat pump controlled by an On/Off contact,
switch off the power to the heat pump at the electrical panel for a
few seconds before starting the heating demand.
(**) Only available with an eBus heat pump
System test
1 Select System tests on the
screen.
2 Select System on the
screen.
3 Activate the hydraulic
module pump.
4 Activate the Forced module
resistors.
Heating zones test
i
The heating zones can only be tested if you have
installed multiple zone valves.
1 Select System tests on the
screen.
2 Select Zones on the
screen.
3 Activate the multi-zone kit
valve for each zone.
MAINTENANCE
EN
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