Stovax PR0776 manual IGNITION LEad, piezo, gas valve, Servicing Instructions, Replacing Parts

SERVICING INSTRUCTIONS

REPLACING PARTS

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AR2003

WHEN REPLACING WITH A NEW THERMOCOUPLE TAKE CARE TO BEND THE NEW COMPONENT TO THE EXACT SHAPE OF THE ORIGINAL ONE

6.3When replacing the thermocouple into the pilot unit ensure the component is pushed fully into the hole. There is a stop on the thermocouple to set the height.

•Lock the retaining nut just enough to grip the thermocouple

7.IGNITION LEad

7.1• Remove the burner unit. Refer to section 2

• Undo the single screw that secures the left hand side of the control cover, Diagram 15.

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AR0915

7.2To release the right hand side of the control cover:

•Insert the narrow blade screwdriver into the slot shown in Diagram 16

•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 re-assembly.

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AR0916

•Disconnect the ignition lead from the valve and electrode.

(For E-Studio, the sealing plate needs also to be removed, Diagram 14)

•Replace with a new ignition lead following the same route as the old one.

(For E-Studio, replace the sealing plate and re-seal with relevant sealant).

•Replace the valve cover check the operation of the new ignition lead.

7.3• Refit the burner unit

7.4• Replace the fire frame

8.piezo

8.1The piezo assembly used on this appliance is not serviceable and is unlikely to fail. If a new piezo is required it will be necessary to change the gas valve, refer to section 9.

9.gas valve

9.1• Remove the thermocouple from the valve, Diagram 17,

Arrow A.

•Undo the pilot pipe from the gas valve, Diagram 17,

Arrow B.

•Undo the inlet pipe from the valve, Diagram 17,

Arrow C.

•Undo the feed pipe from the valve, Diagram 17, Arrow

D.

•Disconnect the ignition lead from the pilot unit. (For

E-Studio, the sealing plate needs to be removed, Diagram 14)

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