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Installation and Servicing
Section 3 - Servicing
SER
VICING
3.15 SPARK GENERATOR REPLACEMENT
1. Disconnect the leads from the spark generator.
2. Gently push up the generator to release the bottom clip
from the gas valve mounting bracket.
3. Lift the spark generator up and out of the bottom retaining
location point.
Refer to Section
3.2
4. Fit the new spark generator and reassemble, ensuring
that the the earth lead is replaced.
3.16 GAS CONTROL VALVE REPLACEMENT
1. Disconnect and remove the trap and rubber connector.
2.
Unplug the electrical lead connection from the gas control
valve.
3. Remove the outlet gas valve clip and slide the pipe
upwards.
4. Undo the gas inlet pipe union at the inlet to the gas valve.
5. Undo the two screw fixing the gas valve to the chassis
base and lift the gas valve upwards.
6. Fit the new gas control valve ensuring that the ‘O’ ring
and sealing washer are in place and reconnect gas and
electrical connections.
7. Refit the trap.
8. Ensure all gas valve connections are gas tight with a gas
soundness check up to the gas control valve.
Refer to Section
3.2
Refer to Section
3.17
3
5
3.17 CONDENSATE TRAP REPLACEMENT / CLEANING
Refer to Section
3.2