Simplicity 1390 Snow Blower User Manual


 
Adjustments
21
MANUAL DISCHARGE CHUTE
CONTROL LINKAGE ADJUSTMENT
Pinion Gear Adjustment
If the discharge chute is difficult to operate, first lubricate
the pinion gear (A, Figure 17) and ring gear (F). If it is
still difficult to operate, adjust as follows:
NOTE: If the discharge chute will not stay in position,
adjust the pinion gear (A) closer to the ring gear.
1. Loosen the nut (G, Figure 17) which holds the pinion
gear bracket in the slotted hole.
2. If the pinion gear is too tight against the ring gear,
move it away slightly and then retighten the nut.
3. Check the operation again
Figure 17. Discharge Control
A. Pinion Gear
B. Control Rod
C. Carriage Bolt
D. Slotted Bracket
E. U-shaped Bracket
F. Ring Gear
G. Nut
Figure 18. Gear Bracket Adjustment
A. Mounting Hardware
Gear Bracket Adjustment
If the Discharge Chute becomes difficult to rotate or
begins to operate erratically, the Chute Direction Control
rod gears may require adjustment:
1. Loosen the gear bracket mounting nuts (Figure 18).
2. Slide the gear bracket into the position that provides
the best engagement between the gears.
3. Tighten the bracket mounting hardware, and check
for smooth operation.
4. Readjust if necessary.
5. Lubricate the Chute Direction Control rod gears with
a medium weight (10W) oil
B
C
Figure 19. Chute Rotator Motor Adjustment
A. Capscrews
G
A
E
F
D
ELECTRIC DISCHARGE CHUTE
ROTATOR MOTOR ADJUSTMENT
If the electric chute rotator does not function properly,
check the electrical connections and then perform the
procedure below.
1. Remove the rotator motor cover.
2. Lubricate the chute ring gear.
3. Loosen the capscrews (A, Figure 19) securing the
rotator motor and adjust so that the motor gear and
chute ring gear mesh. Tighten the capscrews.
4. Reinstall the rotator motor cover.
A
A