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52
EVOMAX
-
Installation & Servicing
SERVICING
61
VENTURI REPLACEMENT
SER
VICING
1.
Refer to Frame 51.
2.
Remove the front panel (Refer to frame 53)
3.
Remove the fan and gas assembly (Refer to frame 54)
4.
Remove venturi from fan / mixture chamber and gas valve (Refer to
frame 59/60)
5.
Replace with new venturi ensuring the gas orifice is fitted and seal is
replaced.
6.
Reassemble in reverse order replacing all gaskets.
7.
Check the operation of the boiler (Refer to frame 51)
62 IGNITION ELECTRODE REPLACEMENT
1.
Refer to Frame 51.
2.
Remove the front panel (Refer to frame 53)
3.
Pull off the spark lead and earth connection.
4.
Remove the two retaining cap head screws.
5.
Pull out the electrode and pull off the old gasket.
6.
Replace with new electrode and gasket supplied
checking the spark gap is 4mm.
7.
Reassemble in reverse order.
8.
Check the operation of the boiler (Refer to frame 51)
1.
Refer to Frame 51.
2.
Remove the front panel (Refer to frame 53)
3.
Pull off the HT lead and earth connection.
4.
Remove the two retaining cap head screws.
5.
Pull out the electrode and pull off the old gasket.
6.
Replace with new electrode and gasket.
7.
Reassemble in reverse order.
7.
Check the operation of the boiler (Refer to frame 51)
63 DETECTION ELECTRODE REPLACEMENT
6
3
4
4
3
4mm
Содержание Evomax 30
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