Ambirad Vision VSX Manuale di manutenzione e messa in servizio - Pagina 7

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Step 2 The gas injector can be inspected and

replaced if contaminated or blocked.

When replacing the gas injector ensure

approved thread sealant is used.

Step 3 Reconnect ignition leads and silicone

tube to test nipple. Refit gasket and support

casting.

3.5 Burner Head and Electrode Servicing

Step 1 Check the pepper pot burner head for

contamination. If necessary this can be

removed. See below. This can be cleaned

together with the Inside of the burner head.

Step 2 The pepper pot burner head can be

Ø3"

25/64"

10.0°

3/8"

7/64"

±1/64"

replaced ensuring the 5 holes on the outer ring

are aligned alongside the probes.

Step 3 The condition of the igniter assembly can

be checked for deterioration. However, we

advise replacement at each service to ensure

continued

reliability.

assembly from the burner head by removing the

two screws and separating the igniter lead

connectors.

Step 4 Refit the electrode assembly and ensure

the connections are secure to prevent arcing of

the spark electrode.

Step 5 Check the positions and spark gap as

shown below.

Step 6 The burner assembly is ready to refit

after servicing the combustion fan and the

radiant tube assembly.

25/64"

1 7/64"

±5/64"

Detach

the

electrode