Installation and operating instruction
Oil burner WL20/2-C Z
9 Servicing
83307702 1/2019-04 La
50-80
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
9.12 Remove burner motor
Observe notes on servicing [ch. 9.1].
Remove the oil pump [ch. 9.10].
Remove fan wheel [ch. 9.11].
Unplug plug
1
.
Hold motor and remove screws
2
.
Remove motor.
3
1
2