40
A
1.
Close the gas shut-off valve.
2.
Undo screw
A
inside test nipple
"PE" on the gas train, but do not
remove it, and connect the pressure
gauge.
3.
Open the gas shut-off valve.
4.
Check the static pressure and record
the value in the report on page 173.
Set value: max. 57.5 mbar.
5.
Start the boiler.
Note
During commissioning, the boiler can
enter a fault state because of airlocks
in the gas line. After approx. 5 s,
press R to reset the burner.
6.
Check the supply (flow) pressure. Set
values:
■ Natural gas 20 mbar
■ LPG 50 mbar
Note
Use a suitable measuring device with
a resolution of at least 0.1 mbar to
measure the supply pressure.
7.
Record the actual value in the service
report.
Take the action shown in the follow-
ing table.
8.
Shut down the boiler, close the gas
shut-off valve, remove the pressure
gauge and close test nipple
A
with
the screw.
Commissioning, inspection, maintenance
Further details regarding the individual steps
(cont.)
5623 520 GB
Содержание Series B2HA 40
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