Stovax PR0776 4A. Pilot injector - E-STUDIO, 4B. Pilot injector - E-BOX, Electrode, Thermocouple

SERVICING INSTRUCTIONS

REPLACING PARTS

4A. Pilot injector - E-STUDIO

4.1• Undo the pilot pipe from the bulkhead fitting and from the underside of the pilot unit, Diagram 10

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AR2002

•Remove the pipe and the injector drops out from the pilot unit. Take care not to loose or damage the injector.

4.2To replace the injector:

•Reverse the above procedure

•Check for gas leaks.

4B. Pilot injector - E-BOX

4.3• Undo the pilot pipe from the valve and from the under side of the pilot unit, Diagram 11

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AR1434

•Remove the pipe and the injector drops out from the pilot unit. Take care not to loose or damage the injector.

4.4To replace the injector:

•Reverse the above procedure

•Check for gas leaks

5.ELECTRODE

5.1• Pull the ignition lead from the electrode and undo the retaining nut, Diagram 12

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•Replace with new electrode. Do not over tighten the nut as this could break the new component

•Replace the ignition lead

6.Thermocouple

6.1• Disconnect the thermocouple from the gas valve,

Diagram 13

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A	AR1434

•Undo the thermocouple nut in the pilot unit by half a turn. This will release the thermocouple.

For E-Studio

6.2• Remove the sealing plate, Diagram 14, by removing the pozi head screw.

NOTE: The sealing plate needs to be re-sealed after the new thermocouple is fitted.

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