B Replace the nozzles (29).
When transforming the appliance into a different type
of gas than the one for which it was intended, it is
necessary to purchase a transformation kit.
The instructions accompanying the transformer set must
be observed.
B Open the control panel, see chapter Removing the
cover).
B Remove the burner.
B Mounting is done in the opposite direction of disassembly.
Tab. 9
B Remove the gas manifold.
B Replace the coded plug.
Gas adjustment, depending on its type
B Remove the jacket (see removing the jacket).
B Close the gas supply valve.
After conversion to another type of gas: B
Switch on the boiler and make the adjustments according
to Chapter 7.1.
B Remove the combustion chamber cover.
Fig. 56
30
B Turn the main switch to position (0).
Transformation set
On the type of
21
7 719 002 141
From the type
of gas
23 7 719 002 138
gas
31
23
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Service centrale Junkers NON STOP
52
Safety magnetic valve
65
Cover 68
Continuously
modulated magnetic valve
29 Nozzle
64
Minimum gas pressure regulating screw
6 720 610 828 RO (02.01)
3 Nozzle pressure measuring nozzle 7
Dynamic inlet pressure measuring nozzle
63
Maximum gas pressure adjustment screw
52.1 Safety magnetic valve
7.2 Transformation to another type of gas
Machine Translated by Google
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