Stovax PR0696 - Manual (Page 22)

8
AR0097
4.0mm
15.0mm
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. GAS vAlvE
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.
9
AR1177
B
C
E
5.3 Disconnect the injector nut. See diagram 10 arrow D.
10
AR1177
D
5.4 Undo the two bolts securing the gas valve to the appliance
and remove the valve.
SERvICING INSTRUCTIONS
REPlACING PARTS
22
4.2 Gently pull the ignition lead off the electrode. See diagram 5
arrow A.
5
AR1176
A
4.3 Remove the two screws securing the pilot assembly. See
diagram 6 arrow B.
6
AR1176
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.
7
AR1177
B
C
4.5 Replace with a new pilot assembly, set the spark gap. See
diagram 8.