SERVICING INSTRUCTIONS

REPLACING PARTS

3.3Remove the lint arrestor by folding the tabs back. See diagram 6.

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3.4Undo the compression nut on the pilot unit, disconnect the ignition lead from the electrode by pulling gently down on the wire. Undo the two screws and the pilot unit can be removed. See diagram 7

7

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3.5Reassemble in reverse order, check for gas leaks.

4.IGNITION LEAD

4.1Follow steps 2.1 to 2.5 to remove the burner unit, making sure that the gas supply is isolated at the isolation point.

4.2Cut the cable tie, gently pull the lead out from the electrode and the control unit.

4.3Reassemble in reverse order, check for gas leaks. Take care not to route the ignition lead too close to other electrical leads.

5.AERATION PLATE

5.1Follow steps 2.1 to 2.5 above to remove the burner unit, making sure the gas supply is isolated at the isolation point. Turn the burner unit over, the aeration plate is accessible from below.

5.2Undo the M5 nyloc nut, and remove the aeration plate. See diagram 8

8

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5.3Reassemble in reverse order with the correct aeration plate. Check for gas leaks.

6.MAGNETIC SAFETY VALVE

6.1Follow steps 2.1 to 2.5 above, making sure the gas supply is isolated at the isolation point. Turn the burner unit over and disconnect the thermocouple lead. See diagram 9

6.2Disconnect the TTB leads and unscrew the interrupter block

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(A). Support the valve and undo the magnetic valve retaining nut (B). See diagram 10

10

A

B

AR1458

6.3Remove the magnetic valve unit located inside. Reassemble in reverse order, taking care to assemble the TTB leads with the red highlighted one closest the valve. Check for gas leaks.

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Stovax F40 manual Ignition Lead, Aeration Plate, Magnetic Safety Valve