White Outdoor 31AH7Q3G190 用户手册

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12
mechanism at least once a season. Use engine oil or a 
spray lubricant. Avoid getting oil on the friction 
wheel rubber and aluminum drive plate. 
Refer to 
Figure 9.
There is a grease fitting on the top of the axle shaft 
which drives the rear track drive wheels on both sides 
of the unit. Grease these fittings every 25 hours or once 
a season.
Traction Control / Auger Control Lock
The cams on the ends of the control rods which 
interlock the traction drive and auger drive controls 
must be lubricated at least once a season or every 25 
hours of operation. The cams can be accessed beneath 
the handle panel. Use a multi-purpose automotive 
grease.
Electric Chute-Rotation Motor
The gear on the electric chute-rotation motor and the 
base of the discharge chute itself should be lubed with 
multi-purpose automotive grease once a season.
See Figure 11.
Figure 11
Gear Case
The gear case is equipped with a grease fitting on the 
left housing and should be lubricated with Shell Alvania 
grease EPR00, part number 737-0168 every 25 hours. 
See Figure 12.
Do not overfill the gear case. Damage to the seals 
could result. Be sure the vent plug is free of grease in 
order to relieve pressure.
Auger Shaft
At least once a season, remove the shear bolts on the 
auger shaft. Spray lubricant inside the shaft. Also 
lubricate the plastic auger bearings at least once a 
season and grease the fittings on the end of the auger 
shaft with a standard grease gun. See Figure 12.
Figure 12
SECTION 7:  SERVICING YOUR SNOW THROWER
WARNING: Before servicing, repairing, or
inspecting, disengage all clutch levers and
stop engine. Wait until all moving parts
have come to a complete stop. Disconnect
spark plug wire and ground it against the
engine to prevent unintended starting.
Engine
Refer to the separate engine manual packed with your 
unit for all engine maintenance procedures.
Augers
The augers are secured to the spiral shaft with two 
shear bolts and hex lock nuts. If you hit a hard 
foreign object or ice jam, the snow thrower is 
designed so that the bolts may shear.
Refer to Figure 12.
If the augers will not turn, check to see if the bolts 
have sheared. Replacement shear bolts and hex 
lock nuts have been provided with the snow 
thrower. When replacing bolts, spray an oil 
lubricant into shaft before inserting new bolts.
IMPORTANT:
NEVER replace the auger shear bolts with 
standard hex bolts. Any damage to the auger gearbox 
or other components as a result of doing so will NOT be 
covered by your snow thrower’s warranty.
Lube Gear &
Chute Base
Grease Fitting
Vent Plug
Shear Bolts
Plastic
Bearing
Plastic
Bearing