10
Checking the nozzle pressure
A
B
C
D
1.
Close the gas shut-off valve.
2.
Release the screw inside test nipple
A
, but do
not
remove, then connect
the pressure gauge.
3.
Open the gas shut-off valve.
Start the boiler.
4.
Check the nozzle pressure.
In case of deviation from the value
in the following table
remove pro-
tective cap
B
.
Adjust the nozzle pressure with
screw
C
.
Note
Screw
D
has no function.
5.
Check the setting values and record
them in the report.
6.
Reposition protective cap
B
.
7.
Switch OFF the system ON/OFF
switch on the control unit (the boiler
shuts down).
8.
Close the gas shut-off valve.
9.
Remove the pressure gauge and seal
test nipple
A
with screw
C
.
10.
Open the gas shut-off valve, start
the boiler and check test nipple
A
for gas tightness.
Danger
Gas escaping from the test
nipple leads to a risk of
explosion.
Check the test nipple for gas
tightness.
Commissioning, inspection, maintenance
Further details regarding the individual steps
(cont.)
5692 699 GB
Содержание VITOGAS 100-F
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