35
1.
To change the gas type on the control unit, see
"Commissioning the system with the commission-
ing assistant"
Note
Mechanical conversion on the gas train is not pos-
sible.
2.
Affix label "G31" (supplied with the technical docu-
mentation) adjacent to the type plate on the out-
side of the appliance.
Checking the static pressure and supply pressure
A
B
C
Fig. 29
A
Cover panel
B
Test connector
C
Type plate
Danger
CO formation as a result of incorrect burner
adjustment can have serious health implications.
Carry out a CO test before and after work on
gas appliances.
Operation with LPG
Purge the LPG tank twice on commissioning/replace-
ment. Vent the tank and gas connection line thoroughly
after purging.
0
1.
Close the gas shut-off valve.
0
2.
Undo clips and remove cover panel
A
.
0
3.
Undo screw in test connector
B
on the gas train,
but do not remove it. Connect the pressure gauge.
0
4.
Open the gas shut-off valve.
0
5.
Test the static pressure and record it in the report.
Set value: Max. 57.5 mbar (5.75 kPa).
0
6.
Start the boiler.
Note
During commissioning, the appliance can enter a
fault state if there are airlocks in the gas line.
Reset the appliance after approx. 5 s (see operat-
ing instructions).
0
7.
Check the supply (flow) pressure. For set values,
see the following table.
Note
Use a suitable measuring device with a resolution
of at least 0.1 mbar (0.01 kPa) to check the supply
pressure.
Commissioning, inspection, maintenance
Converting the gas type (only for operation with LPG)
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