5
Maintenance
Figure 2. Drive Chain
A. Flange Nuts F. Adjustment Nuts
B. Chain Guard G. Drive Shaft Sprocket
C. Spacers H. Nuts
D. Auger Sprocket I. Drive Shaft
E. Drive Sprocket
Schedule For Normal Care
Care Required Schedule
Clean snow and ice from After each use.
snowthrower.
Lubricate snowthrower. Every 10 hours or at
least once a year.
Inspect, adjust and Once a year or more
lubricate drive chain. often under frequent
Check Gear Box Oil use.
Inspect, Adjust, & Lubricate Drive Chain
See Figure 2.
1. Remove the two flange nuts (A) and chain guard (B).
2. Check the chain. Replace chain if worn or damaged.
3. There should be no slack in the chain, and the
sprockets (D and G) should be aligned. The drive
shaft (I) should be parallel with the auger housing. If
adjustment is required proceed with steps 4 - 7.
4. Loosen the adjustment nuts (F).
5. Pull rearward on the drive shaft (I) until all slack is
removed from chain. With drive shaft housing parallel
with auger housing, and sprockets aligned, retighten
the adjustment nuts (F). Torque to 40-50 ft. lbs.
6. Spread a coat of grease on the chain, working the
grease into the links.
7. Reinstall the chain guard (B) and two nuts (A).
Lubricate the Auger
Lubricate the auger as shown in Figure 3.
Lubricate Discharge Chute
Lubricate the ring gear at the base of the discharge
chute with lithium grease. Lubricate the deflector hinge,
extension linkage, and cable with oil (see Figure 4).
WARNING
To avoid serious injury, perform maintenance on
the tractor or snowthrower only when the engine is
stopped, parking brake is set and all moving parts
have stopped. Always remove the ignition key
before beginning maintenance or adjustments to
prevent accidental starting of the engine.
A
B
C
D
E
F
G
I
H
Figure 3. Lubricate Auger
Grease
Chain
Figure 4. Lube Discharge Chute
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