Troubleshooting Guide; Off-Season Storage - Yard Machines 462 Thru 465 Operator's Manual

11. When reassembling the blade, tighten center
bolt to between 550 and 650 inch-pounds and
the two outer bolts to between 250 and 350
inch-pounds, or lacking torque wrench, tighten
securely.
1. Insert screw driver through hole
2. Blade should be parallel to ground
Screw
Driver
Figure 10
SECTION 11: TROUBLE SHOOTING GUIDE
Trouble
Engine fails to start
Loss of power; operation
erratic
Engine overheats
Too much vibration
Unit does not discharge
Rate of discharge slows
considerably or composition
of discharged material
changes
Note: For repairs beyond the minor adjustments above, contact your local authorized service dealer.
Blade
Ground
Possible Cause(s)
Dirty air cleaner.
Choke not in ON position.
Spark plug wire disconnected.
Cannot pull recoil cord.
Fuel tank empty, or stale fuel.
Fuel shut-off valve closed (if so
equipped).
Faulty spark plug.
Spark plug wire loose.
Unit running on CHOKE.
Blocked fuel line or stale fuel.
Water or dirt in fuel system.
Carburetor out of adjustment.
Dirty air cleaner.
Carburetor not adjusted properly.
Dirty air cleaner.
Engine oil level low.
Loose parts or damaged
impeller.
Discharge chute clogged.
Low engine RPM.
Foreign object lodged in
impeller.
Low engine RPM.
Shredding blade and/or chipper
blades dull.
SECTION 10: OFF-SEASON
STORAGE
Prepare your chipper-shredder for storage at the
end of the season or if the unit will not be used for
30 days or more. The following steps should be
taken to prepare your shredder for storage.
1. Clean and lubricate the shredder thoroughly.
2. Refer to engine manual for correct engine
storage instructions.
3. If storing an unventilated or metal storage shed,
coat metal parts with a light oil or silicone to
prevent rust.
4. Store in a cool dry place. Do not store next to
corrosive materials such as fertilizer.
Corrective Action
Refer to the engine manual packed with your unit.
Move switch to ON position.
Connect wire to spark plug.
Obstruction lodged in impeller. Stop immediately and
disconnect spark plug wire. Remove lodged object.
Fill tank with clean, fresh gasoline. Fuel will not last
over thirty days unless a fuel stabilizer is used.
Open fuel shut-off valve.
Clean, adjust gap or replace.
Connect and tighten spark plug wire.
Move choke lever to OFF position.
Clean fuel line; fill tank with clean, fresh gasoline. Fuel
will not last over thirty days unless a fuel stabilizer is
used.
Disconnect fuel line at carburetor to drain fuel tank.
Refill with fresh fuel.
Refer to the engine manual packed with your unit.
Refer to the engine manual packed with your unit.
Refer to the engine manual packed with your unit.
Refer to the engine manual packed with your unit.
Fill crankcase with proper oil.
Stop engine immediately and disconnect spark plug
wire. Have unit serviced by an authorized service
dealer.
Stop engine immediately and disconnect spark plug
wire. Clean flail screen and inside of housing. See
Maintenance section of this manual.
Always run engine at full throttle
Stop engine immediately and disconnect spark plug
wire. Remove lodged object.
Always run engine at full throttle
Replace shredding and chipper blades or see your
authorized service dealer.
12