Weed Eater 173487 Owner's Manual page 22

TO REPLACE MOWER BLADE
DRIVE BELT
The mower blade drive belt may be
replaced without tools. Park the tractor
on level surface. Engage parking brake.
BELT REMOVAL -
• Remove mower from tractor (See "TO
REMOVE MOWER" in this section of
this manual).
• Work belt off both mandrel pulleys and
idler pulleys.
• Pull belt away from mower.
BELT INSTALLATION -
• Install new belt in reverse order of
removal.
• Make sure belt is in all pulley grooves
and inside all belt guides.
• Install mower in reverse order of
removal instructions.
Idler Pulleys
Mandrel
Pulley
Mandrel
Pulley
TO ADJUST BRAKE
Your tractor is equipped with an adjust-
able brake system which is mounted on
the right side of the transaxle.
If tractor requires more than six (6) feet
stopping distance at high speed in
highest gear, then brake must be
adjusted.
• Depress clutch/brake pedal and
engage parking brake.
• Measure distance between brake
operating arm and nut "A" on brake
rod.
• If distance is other than 1-1/2", loosen
jam nut and turn nut "A" until distance
becomes 1-1/2". Retighten jam nut
against nut "A".
• Road test tractor for proper stopping
distance as stated above. Readjust if
necessary. If stopping distance is still
greater than six (6) feet in highest
gear, further maintenance is neces-
sary. Contact your nearest authorized
service center/department.
With Parking Brake "Engaged"
1-1/2"
Nut "A"
Jam Nut
Operating
Arm
TO REPLACE MOTION DRIVE BELT
Park the tractor on level surface. Engage
parking brake. For assistance, there is a
belt installation guide decal on bottom
side of left footrest.
• Remove mower (See "TO REMOVE
MOWER" in this section of this
manual.)
• Remove belt from stationary idler and
clutching idler.
• Pull belt slack toward rear of tractor.
Remove belt upwards from transaxle
pulley by deflecting belt keepers.
• Pull belt toward front of tractor and
remove downwards from around
engine pulley.
• Install new belt by reversing above
procedure.
Engine Pulley
Clutching Idler
Stationary Idler
Transaxle
Pulley
TO ADJUST STEERING WHEEL
ALIGNMENT
If steering wheel crossbars are not
horizontal (left to right) when wheels are
positioned straight forward, remove
steering wheel and reassemble per
instructions in the Assembly section of
this manual.
22
TROUBLESHOOTING CHART
PROBLEM CAUSE
Loss of power • Cutting too much
grass/too fast.
• Throttle in "CHOKE"
position.
• Build-up of grass,
leaves and trash
under mower.
• Dirty air filter.
• Low oil level/dirty oil.
• Faulty spark plug.
spark plug.
• Dirty fuel filter.
• Stale or dirty fuel.
• Water in fuel.
• Spark plug wire loose.
plug wire.
• Dirty engine air screen/
fins.
• Dirty/clogged muffler.
• Loose or damaged
wiring.
• Carburetor out of
adjustment.
section.
• Engine valves out of
adjustment.
Excessive vibration • Worn, bent or loose
blade.
• Bent blade mandrel.
• Loose/damaged part(s).
Engine continues • Faulty operator-safety
to run when operator presence control
leaves seat with system.
attachment clutch
engaged
Poor cut - uneven • Worn, bent or loose
blade.
• Mower deck not level.
• Buildup of grass,
leaves, and trash
under mower.
• Bent blade mandrel.
• Clogged mower deck
vent holes from buildup
of grass, leaves, and
trash around mandrels.
Mower blades will not • Obstruction in clutch
rotate mechanism.
• Worn/damaged mower
drive belt.
CORRECTION
• Set in "Higher Cut" position/
reduce speed.
• Adjust throttle control.
• Clean underside of mower
housing.
• Clean/replace air filter.
• Check oil level/change oil.
• Clean and regap or change
• Replace fuel filter.
• Drain fuel tank and refill with
fresh gasoline.
• Drain fuel tank and carburetor,
refill tank with fresh gasoline
and replace fuel filter.
• Connect and tighten spark
• Clean engine air screen/fins.
• Clean/replace muffler.
• Check all wiring.
• See "To Adjust Carburetor"
in Service Adjustments
• Contact an authorized
service center/department.
• Replace blade. Tighten
blade bolt.
• Replace blade mandrel.
• Tighten loose part(s).
Replace damaged parts.
• Check wiring, switches and
connections. If not corrected,
contact an authorized
service center/department.
• Replace blade. Tighten
blade bolt.
• Level mower deck.
• Clean underside of mower
housing.
• Replace blade mandrel.
• Clean around mandrels to
open vent holes.
• Remove obstruction.
• Replace mower drive belt.
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