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T
BLESHOOTING
POINTS
PROBLEM
Engine
continues
to run when oper=
ator leaves
seat
with attachment
clutch
engaged
Poor cut = uneven
Mower blades will
not rotate
Poor grass
discharge
Headlight(s) not
working
(if so equipped)
Battery
will not
charge
Loss of drive
Engine
"back=
fires"
when turn=
ing engine
"OFF"
Engine
dies when
tractor
is shifted
into reverse
CAUSE
1.
Faulty operator-safety
presence control
system.
1. Worn, bent or loose blade.
2.
Mower deck not level.
3.
Buildup of grass, leaves, trash under mower.
4.
Bent blade mandrel.
5.
Clogged mower deck vent holes from
buildup of grass, leaves, and trash around
mandrels.
1. Obstruction in clutch mechanism.
2.
Worn/damaged
mower drive belt.
3.
Frozen idler pulley.
4.
Frozen blade mandrel.
1.
Engine speed too slow.
2.
Travel speed too fast.
3.
Wet grass.
CORRECTION
1.
Check wiring, switches
and connections.
If not
corrected, contact an authorized service center/
department.
1.
Replace blade. Tighten blade bolt.
2.
Level mower deck.
3.
Clean underside of mower housing.
4.
Replace blade mandrel.
5.
Clean around mandrels to open vent holes.
1.
Remove obstruction.
2.
Replace mower drive belt.
3.
Replace idler pulley.
4.
Replace blade mandrel.
4.
Mower deck not level.
5.
Low/uneven tire air pressure.
6.
Worn, bent or loose blade.
7.
Buildup of grass, leaves, trash under mower.
8.
Mower drive belt worn.
9.
Blades improperly installed.
10.
Improper blades used.
11.
Clogged mower deckvent hotesfrom buildup
of grass, leaves, trash around mandrels.
1. Switch is "OFF".
2.
Bulb(s) or lamp(s) burned out.
3.
Faulty light switch.
4.
Loose or damaged wiring.
5.
Blown fuse.
1.
Place throttle control in "FAST" position.
2.
Shift to slower speed.
3. Allow grass to dry before mowing.
4.
Level mower deck.
5.
Check tires for proper air pressure.
6.
Replace blade. Tighten blade bolt.
7.
Clean underside of mower housing.
8.
Replace mower drive belt.
9.
Reinstall blades sharp edge down.
10.
Replace with blades listed in parts manual.
11.
Clean around mandrels to open vent holes.
1.
Bad battery cell(s).
2.
Poor cable connections.
3.
Faulty regulator (if so equipped).
4.
Faulty alternator.
1.
Freewheel control in "disengaged"
position.
2.
Debris on steering plate (if equipped).
3.
Motion drive belt worn, damaged, or broken.
4.
Air trapped in transmission during
shipment or servicing.
5.
Axle key missing.
1.
Engine throttle control not set between
half and full speed (fast) position before
stopping engine.
1.
Reverse operation system (ROS) is not"ON"
while mower or other attachment is engaged.
1. Turn switch "ON".
2.
Replace bulb(s) or lamp(s).
3.
Check/replace
light switch.
4.
Check wiring and connections.
5.
Replace fuse.
1.
Replace battery.
2.
Check/clean all connections.
3.
Replace regulator.
4.
Replace alternator.
1.
Place freewheel control in "engaged" position.
2.
See "CLEANING"
in the maintenance section.
3.
Replace motion drive belt.
4.
Purge transmission.
5.
Install axle key at rear wheel. See "TO REMOVE
WHEEL" in the Service and Adjustments section.
1.
Move throttle control between half and full speed
(fast) position before stopping engine.
1. Turn ignition key to ROS "ON" position. See
Operation section.
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