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Discharge Chute
The base of the discharge chute and the spirals on the
chute crank should be lubricated at least every 25
hours of use. Apply the lubricant under the base of the
chute and where the spirals contact the discharge
chute. See Figure 14.
Figure 14
Drive and Shifting Mechanism
At least once a season or after every 25 hours of
operation, remove rear cover. Lubricate any chains,
sprockets, gears, bearings, shafts, and the shifting
mechanism at least once a season. Use engine oil or a
spray lubricant. Avoid getting oil on rubber friction
wheel and aluminum drive plate. Refer to Figure 10.
Gear Shaft
Lubricate the gear shaft with 6-in-1 grease (part
number 737-0170) at least once a season, or after
every 25 hours of operation. Refer to Figure 10.
IMPORTANT:
Be careful not to allow grease to get on the
drive plate or rubber friction wheel.
Traction Control / Auger Control Lock
The cams on the ends of the control rods which
interlock the traction drive and auger drive clutches
must be lubricated at least once a season or every 25
hours of operation using a multi-purpose automotive
grease. The cams can be accessed beneath the handle
panel. See Figure 15.
Figure 15
Engine
Refer to the separate engine manual packed with your
unit for all engine lubrication instructions.
Check Friction Wheel Rubber
Follow the instructions below to check the condition of
the friction wheel rubber every 25 hours of operation.
• Remove the six self-tapping screws from the frame
cover underneath the snow thrower.
• Visually inspect the friction wheel rubber for
excessive wear, cracks, or loose fit on the friction
wheel drive hub.
• Also engage the traction control and check if the
friction wheel is making contact with the friction
plate.
• If it does not make contact, adjust the traction drive
cable following instructions and recheck the friction
wheel.
• Replace friction wheel rubber if necessary. Refer to
instructions in Service Section.
Check V-Belts
Follow the instructions below to check the condition of
the drive belts every 50 hours of operation.
• Remove the plastic belt cover on the front of the
engine by removing the three self-tapping screws.
• Visually inspect for frayed, cracked, or excessively
worn out belts.
• Replace belts as necessary as outlined in SERVICING
YOUR SNOW THROWER.
Lube Under Chute Base
Chute Crank Spirals
Lube Cams Here
Handle Panel
Control Rods