Operator's Manual

25
SERVICE AND MAINTENANCE
WARNING
Before servicing, repairing or inspecting the snow
blower, disengage the auger control lever. Stop the
engine, remove the safety key or disconnect spark plug
wire to prevent unintended starting.
Troubleshooting
ENGINE
1. Engine fails to start, runs erratic, skips (hesitates) or idles
poorly. Refer to the Engine Operator’s Manual.
• Refer to the Engine Operator’s Manual for engine-related
troubleshooting and service.
EXCESSIVE VIBRATION
1. Loose or damaged parts.
• Stop engine immediately, remove safety key or disconnect
spark plug wire. Check for possible damage. Tighten all
nuts and bolts. Repair as needed. If the problem persists,
contact an authorized service center.
FAILS TO PROPEL ITSELF
1. Drive control cable in need of adjustment.
• Adjust drive control cable. Refer to Drive Control on
page 19.
2. Drive belt loose or damaged.
• Replace drive belt. Contact an authorized Service Center.
3. Friction wheel worn.
• Replace friction wheel. Refer to Service section on
page 28.
FAILS TO DISCHARGE SNOW
1. Chute assembly clogged.
• Stop engine immediately, remove safety key or disconnect
spark plug wire. See Engine Operator’s Manual. Clean
chute assembly and inside of auger housing with clean-
out tool. Refer to Cleaning a Clogged Chute Assembly on
page 23.
2. Foreign object lodged in auger.
• Stop engine immediately, remove safety key or disconnect
spark plug wire. See Engine Operator’s Manual. Remove
object from auger with clean-out tool. Refer to Cleaning a
Clogged Chute Assembly on page 23.
3. Auger control cable in need of adjustment.
• Refer to Auger Control on page 17.
4. Auger belt loose or damaged.
• Refer to Auger Belt Replacement on page 27.
5. Shear pin(s) sheared.
• Refer to Replacing Shear Pins on page 24.
CHUTE FAILS TO EASILY ROTATE
1. Chute assembled incorrectly.
• Disassemble chute control and reassemble as directed in
the Assembly & Set-up section.
PUSHES SNOW INSTEAD OF THROWING
1. Low/slow ground speed in wet/slushy snow 1-3” in depth.
• Increase ground speed and always operate snow blower
engine at FULL throttle. Refer to Cleaning a Clogged Chute
Assembly on page 23.
2. Shear pin(s) sheared.
• Refer to Replacing Shear Pins on page 24.
OVERHEAD CHUTE CONTROL DOES NOT STAY STATIONARY
WHILE THROWING SNOW
1. Insufficient preload applied to chute control.
• Refer to on Overhead Chute Control (If Equipped) on
page 17.
Maintenance
ENGINE
Refer to Engine Operator’s Manual.
TIRE PRESSURE
Refer to Assembly & Set-up section (page 15) for information
regarding tire pressure.
SHAVE PLATE & SKID SHOES
The shave plate and skid shoes on the bottom of the snow blower
are subject to wear. They should be checked periodically and
replaced when necessary.
NOTE: Deluxe skid shoes (on select models) have two wear edges.
When one side wears out, they can be rotated 180° to use the
other edge.
To remove skid shoes (Deluxe shown):
1. Remove four carriage bolts (a) and hex flange nuts (b) and
flat washers (c) which secure them to the housing.
2. Rotate and reassemble new skid shoes with four carriage
bolts (a) (two on each side) and hex flange nuts (b) and flat
washers (c) (Figure 76).
a
a
c
c
b
b
Figure 76