Checking Operation Of The Appliance; Specific Maintenance Operations; Draining The Heating Circuit; Cleaning The 500-Μm Filter - Baxi AWHP 22 TR–2 Installation And Service Manual

10 Maintenance
10.2

Checking operation of the appliance

Fig.95
Fig.96
10.3

Specific maintenance operations

1
2
Fig.97
1
90 iHPI
This function is used to force the heat pump and back-up in heating or
cooling mode, in order to check that they are working correctly.
MW-5000132-5
MW-5000750-1
10.3.1
10.3.2
Clean the filters during the annual service.
2
MW-6000360-1
1. Access the Test menu by pressing the two keys on the left
simultaneously.
XX represents the flow temperature
2. Switch from C:XX heating to R:XX cooling mode using the
keys.
3. Exit the Test menu and go back to the main display by pressing the

key.

Draining the heating circuit

1. Connect a hose (internal diameter: 8 mm) to the drain valve on the
heating circuit.
2. Open the drain valve.
3. Await the complete drainage of the heating circuit.
Cleaning the 500-µm filter
1. Close the filter valve.
2. Unscrew the cover (24-mm spanner).
and
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