54
A
1.
Close the gas shut-off valve.
2.
Loosen the screw inside test connec-
tor "PE"
A
at the gas train but do not
remove it; then connect the pressure
gauge.
3.
Open the gas shut-off valve.
4.
Check the static pressure and record
the actual value in the report on
page 193.
Set value: max. 57.5 mbar
(5.75 kPa).
5.
Start the boiler.
Note
During commissioning, the boiler can
enter a fault state (fault EE is dis-
played) because of air in the gas line.
After approx. 5 s, press reset button
R (see operating instructions) to reset
the burner.
6.
Check the supply (flow) pressure.
Set value:
■ Natural gas: 20 mbar (2.0 kPa)
■ LPG: 50 mbar (5.0 kPa)
Note
Use a suitable measuring device with
a resolution of at least 0.1 mbar
(0.01 kPa) to check the supply pres-
sure.
7.
Record the actual value in the report
on page 193.
Take action as shown in the following
table.
8.
Shut down the boiler, close the gas
shut-off valve, remove the pressure
gauge and tighten the screw in test
connector
A
.
9.
Open the gas shut-off valve and start
the appliance.
Danger
Gas escaping from the test
nipple leads to a risk of explo-
sion.
Check gas tightness at test
connector
A
.
Commissioning, inspection, maintenance
Further details regarding the individual steps
(cont.)
5773 238 GB
Содержание B2UA
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Страница 15: ...15 28 2x 2x 29 30 Preparing for installation Preparing the installation cont 5773 238 GB Installation ...
Страница 21: ...21 Removing the front panels 2 4 2x 1 3 5 Installation sequence Installing the boiler 5773 238 GB Installation ...
Страница 22: ...22 Siting and levelling the boiler 1 2 SW17 Installation sequence Installing the boiler cont 5773 238 GB ...
Страница 29: ...29 2x 4x 4 3 5 2 1 Installation sequence Opening the control unit casing 5773 238 GB Installation ...
Страница 39: ...39 5 4 2 6 2x 3 1 Installation sequence Closing the control unit casing 5773 238 GB Installation ...
Страница 41: ...41 2x 1 4 2 3 5 Installation sequence Fitting the front panels 5773 238 GB Installation ...
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