Installation and operating instruction
Oil burner WL20/1-C Z
9 Servicing
83307602 1/2019-04 La
52-84
9.11 Removing and refitting fan wheel
Observe notes on servicing [ch. 9.1].
Removing
Place housing cover into service position B [ch. 9.3].
Remove grub screw
1
and remove fan wheel.
Refitting
Refit fan wheel in reverse order and
ensure correct alignment on the motor shaft
2
,
screw in new grub screw
1
,
turn fan wheel to ensure it moves freely.
2
1
1
2