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4.5 Replace with a new pilot assembly, set the spark gap. See
diagram 8.
4.6 After reassembly, check for gas soundness and carry out a
flame failure functional check details in the flow chart,
especially the mag drop out time.
5.1 Remove the fire, refer to section 1.
5.2 Disconnect the 2x8mm and 1x4mm gas pipe fittings at the
back of the gas valve and also disconnect the thermocouple,
see diagram 9 arrows B and E.
5.3 Disconnect the injector nut. See diagram 10 arrow D.
5.4 Undo the two bolts securing the gas valve to the appliance
and remove the valve.
5.5 Replace in reverse order.
5.6 Check all joints for gas leaks, check operation of the
thermocouple and ignition lead.
SERVICING INSTRUCTIONS
REPLACING PARTS
5. GAS VALVE
22
4.1 Remove the fire, refer to section 1.
4.2 Gently pull the ignition lead off the electrode. See diagram 5
arrow A.
4.3 Remove the two screws securing the pilot assembly. See
diagram 6 arrow B.
4.4 Undo the thermocouple connection at the back of the gas
valve and the pilot pipe at the pilot elbow. See diagram 7
arrows B and C.
5
6
7
8
9
10
B
B
C
E B
D