geminox THI 2-17 B 120, Технические инструкции

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- 3 -
I - FLOW AND SERVICE PRESSURE CONTROL
Check that the boiler is properly adapted to the gas
u
sed.
This operation must be carried out by a
qualified person equiped with a calibra-
ted combustion analyser.
Prior to any servicing cut the electrical and gas sup-
plies.
The boiler is preset in the factory for natural gas H
(G20) 20 mbar.
Check the gas circuit for leak tightness after each in-
tervention on the boiler.
!
THI-35-0
2
1
3
4
5
6
7
8
9
10
11
Po
V
Pi
K
PL
Fig. 1
1) Gas unit
2) Gas pipe
3) Air fan hose
4) Burner
5) Air/Gas servo-control
6) Brass air reducer 7) Fan
8) Flat seal
9) Gas reducer
10) Gas reducer o-ring
11) Fan/burner air sleeve hose faste-
ning clip