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