Servicing instructions, Replacing parts, Ignition lead – Stovax Ceramica Gazco Ceremica Log Effect Stove Range User Manual

Page 19: Piezo, Gas valve, Magnetic safety valve

SERVICING INSTRUCTIONS

REPLACING PARTS

4. IGNITION LEAD

4.1 Gain access to the back of the pilot assembly, see Section 3

above and disconnect the ignition lead from the electrode.

4.2 Undo the single screw that secures the left-hand side of the

control cover, see Diagram 10.

4.3 To release the right-hand side of the control cover insert the

narrow blade screwdriver into the slot shown in diagram 8.

Lever it gently and pull from the right-hand side at the same

time. The cover will now come off. There is a small

cylindrical metal spacer inside the cover; this must be kept

and replaced on the fixing screw during reassembly.

4.4 Disconnect the end of the ignition lead from the valve body,

see diagram 12, Arrow B, note the existing route of the

ignition lead.

4.5 Replace with a new ignition lead following the same route as

the old one. Replace the valve cover and the pilot assembly.

4.6 Check the operation of the new ignition lead.

5. PIEZO

5.1 The piezo assembly used on this appliance is not serviceable

and is unlikely to fail.

6. GAS VALVE

6.1 Turn the gas supply off at the isolation device.
6.2 Disconnect the 2 x 8mm and 1 x 4mm gas pipe fittings at

the back of the gas valve and also disconnect the

thermocouple, see Diagram 13, Arrow A.

6.3 Remove the control valve cover and disconnect the ignition

lead from the gas valve, see section 4.

6.4 Undo the two bolts securing the gas valve to the appliance

and remove the valve, see diagram 13, Arrow C

6.5 Replace in reverse order.
6.6 Check all joints for gas leaks. Check the operation of the

thermocouple and ignition lead.

7. MAGNETIC SAFETY VALVE

7.1 Turn the gas supply off at the isolation device. Undo the

thermocouple connection from the back of the gas valve.

Pull the sensor leads clear and remove the interrupter block.

7.2 Undo the mag valve retaining nut at the back of the control

valve. Gently tap out the mag valve and replace with a new

unit. Replace the retaining nut and tighten. See diagram 14,

Arrow A.

AR0943b

AR0915

AR0916

AR0943a

AR0943c