Ambirad Vision VSX Servicing & Commissioning Manual - Page 8

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3.6 Combustion Fan Assembly

Step 1 Slacken jubilee clip and remove the

flexible hose from the fan.

Step 2 Remove fan screws and unplug from

burner box.

Step 3 The combustion fan can now be

detached.

Step 4 Remove the fan orifice plate spigot and

spinning.

Step 5 Inspect the impeller and remove any

dust with a soft brush.

Step 6 Remove any dust from fan scroll and

from around the motor.

Step 7 Ensure the impeller rotates freely.

Step 8 Refit components.

3.7 Radiant Tube Servicing

Step 1 Brush any dust from the exterior of the

tubes.

Step 2 Inspect the fan and burner tubes visually.

If the tubes appear clean, skip to servicing the

reflector.

Step 3 Remove the U bend.

Step 4

Withdraw the turbulators from the

appliance. Carefully noting their condition and

position. Replace turbulators if necessary.