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TROUBLESHOOTING CHART
PROBLEM CAUSE
o
Poor cut - uneven
(cont'd) ,: •
Mower blades will
not rotate
Poor grass dis-
charge
Headlight(s) not
working (if so
equipped)
Battery wil! not
charge
Engine "backfires"
when turning
engine "OFF"
Clogged mower deck vent
holes from buildup of
grass, leaves, and trash
around mandrels_
o Obstruction in clutch
mechanism.
o Worn/damaged mower
drive belt,
o Frozen idler pulley.
o Frozen blade mandrel
Engine speed too slow.
o Travel speed too fast.
° Wet grass.
° Mower deck not level.
= Low/uneven tire air pres-
sure.
° Worn, bent or loose blade_
° Buildup of grass, leaves
and trash under mower
° Mower drive belt worn.
° Blades improperly
installed.
= improper blades used_
° Clogged mower deck vent
holes from buildup of
grass, leaves, and trash
around mandrels.
° Switch is "OFF',
• Bulb(s) burned out.
° Faulty light switch.
o Loose or damaged wiring.
o Blown fuse.
° Bad battery cell(s).
o Poor cable connections_
o Faulty regulator (if so
equipped).
o Faulty alternator,
• Engine throttle control not
set at "SLOW"
position for 30 seconds
before stopping engine.
CORRECTION
o Clean around mandrels to
open vent holes.
° Remove obstruction.
° Replace mower drive belt.
o Replace idler pulley.
o Replace blade mandrel.
,, Place throttle control in
"FAST" position.
• Shift to slower speed.
o Allow grass to dry before
mowing°
o Level mower deck.
o Check tires for proper air
pressure.
o Replace/sharpen blade_
Tighten blade bolt.
o Clean underside of mower
housing,
o Replace mower drive belt.
o Reinstall blades sharp edge
down.
° Replace with blades listed in
this manual.
o Clean around mandrels to
open vent holes°
° Turn switch "ON",
o Replace bulb(s).
o Check/replace light switch.
o Check wiring and connections.
= Replace fuse,
o Replace battery.
o Check/clean all connections.
o Replace regulator.
Replace alternator,
Move throttle control to
"SLOW" position and allow
to idle for 30 seconds before
stopping engine,
3O
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