Husqvarna LOGTH2448T Operator's Manual page 30

TROUBLESHOOTING CHART:
See ap pro pri ate section in manual un less di rect ed to s service center
PROBLEM
Mower blades will 1. Obstruction in clutch
not rotate
Poor grass
discharge
Headlight(s) not
working
(if so equipped)
Battery will not
charge
Loss of drive
Engine "backfi res" 1. Engine throttle control not set 1. Move throttle control
when turning
engine "OFF"
CAUSE
mechanism.
2. Worn/damaged mower drive 2. Replace mower drive belt.
belt.
3. Frozen idler pulley.
4. Frozen blade mandrel.
5. Mower belt off engine pulley. 3. Install belt on engine pulley.
1. Engine speed too slow.
2. Travel speed too fast.
3. Wet grass.
4. Mower not level.
5. Low/uneven tire air pressure. 5. Check tires for proper air
6. Worn, bent or loose blade.
7. Buildup of grass, leaves and 7. Clean underside of mower
trash under mower.
8. Mower drive belt worn.
9. Blades improperly installed.
10. Improper blades used.
11. Clogged mower vent
holes from buildup of grass,
leaves, and trash around
mandrels.
1. Light switch is "OFF".
2. Bulb(s) or lamp(s) burned out.
3. Faulty light switch.
4. Loose or damaged wiring.
5. Blown fuse.
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. Motion drive belt worn,
damaged, or broken.
3. Air trapped in transmission
during shipment or servicing.
between half and full speed
(fast) position before stopping
engine.
CORRECTION
1. Remove obstruction.
3. Replace idler pulley.
4. Contact a qualifi ed service
center.
1. Place throttle control in
"FAST" position.
2. Shift to slower speed.
3. Allow grass to dry before
mowing.
4. Level mower.
pressure.
6. Replace/sharpen blade.
Tighten blade bolt.
housing.
8. Replace mower drive belt.
9. Reinstall blades sharp edge
down.
10. Replace with blades listed
in this manual.
11. Clean around mandrels to
open vent holes.
1. Turn light 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. Re place motion drive belt.
3. Purge transmission.
between half and full speed
(fast) position before
stopping engine.
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