Viessmann GS1, Инструкция по эксплуатации

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8
Initial start−up, inspection and maintenance
Further details regarding the individual steps
(cont.)
6. Check the supply (flow) pressure;
it should be
H
17.4 to 25mbar for natural gas,
H
42.5 to 57.5mbar for LPG.
Record the actual value in the
service report.
Take the action shown in the table.
Supply pressure (flow pressure)
for Remedy
natural gas LPG
below
17.4mbar below
42.5mbar Make no adjustments and notify your
mains gas or LPG supplier.
17.4 to 25mbar 42.5 to
57.5mbar
Start up boiler.
above 25mbar above
57.5mbar Install a separate gas governor
downstream of the system and regulate
the pressure to 20mbar for natural gas or
50mbar for LPG.
Notify your mains gas or LPG supplier.
7. Shut down the boiler, close the
gas shut−off valve, remove the
pressure gauge, and close test
nipple
A
with the screw.
8.
¨ Safety instructions
Open the gas shut−off valve and
check test nipple
A
for
soundness.
5692413GB