Disengaging The - Husqvarna ST 111 Operator's Manual

Servicing the Spark Plug
Use a NGK BPR6ES, Champion RN9YC, or BOSCH
WR6DC spark plug or equivalent.
1. Move snow thrower to a level surface.
2. Run snow thrower until all fuel has been depleted.
3. Wait until engine is cool.
4. Rotate the discharge chute so that it faces forward.
5. Remove the discharge chute and the discharge chute
handle by removing the three carriage bolts and three
flange nuts (Figure 25).
3
Figure 25
1. Discharge chute
2. Carriage bolts
MAINTENANCE
1
3
2
2
3. Flange nuts
6. Remove two screws in plenum that hold top cover
(Figure 26).
7. Remove the oil fill cap.
1
4
1. Screw
2. Plenum
8. Unsnap top cover by firmly pulling upwards at the
rear section of the cover disengaging the three clips
(Figure 27).
9. Shift top cover until fuel tank is clear of the rear upper
cover and set top cover to the side of the unit.
10. Temporarily reinstall oil fill cap to prevent foreign object
from entering the engine.
11. Remove 2 screws in the side cover and rear covers
on both sides.
1
3
1. Top cover
2. Clips
16
2
3
Figure 26
3. Oil fill cap
4. Top cover
2
3
4
3
Figure 27
3. Screw
4. Rear upper cover