
50
Step 4 Remove the fan orifice plate 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.
4.7 Combustion Fan Assembly Forced
Burner (Model VSLF only)
Step 1 On Forced burners with ducted air
attachment slacken jubilee clip and remove the
flexible hose from the fan.
Step 2 Remove fan spigot fixings.
Step 3 The combustion fan can now be
detached.
Step 4 Remove the fan orifice plate 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.