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Troubleshooting points, Troubleshooting -30 – Sears 917.25156 User Manual

Page 30

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TROUBLESHOOTING POINTS

PROBLEM

CAUSE

CORRECTION

Engine continues to run
when operator 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,

2. Mower deck not level,
3. Buildup of grass, leaves, and trash under mower.
4. Bent blade mandrel,
5. Clogged mower deck vent holes from buildup of

grass, leaves, and trash around mwidrels.

1. Replace blade. Tighten blade bolt.

2. Level mower deck.
a. Clean underside of mower housing.
4. Replace blade mandrel,
5, Clean around mandrels to open vent holes.

Mower blades will not
rotate

1. Obstruction In dutch mechanism,

2. Wom/damaged mower drive belt
3. Frozen Idler pulley,
4. Frozen blade mandrel.

1. Remove obstruction.
2. Replace mower drive belt.
3 Replace idler pulley.
4. Replace blade mandrel

Poor grass discharge

1 „ Engine speed too stow,
2. Travel speed too fast,
3. Wet grass,
4. Mower deck not level.
5. Low/unevan itre air pressure,
6. Worn, bent or loose blade,
7. Buildup of grass, leaves and trash under mower,
8. Mower drive belt worn,
0. Blades Improperly Installed

10, Improper blades used,
11. Clogged mower deck vent holes from buildup of

grass, leaves, and trash around mandrels.

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/sharpen blade. Tighten blade bolt,
7, Clean underside of mower housing.

8, Replace mower drive bell
g. Reinstall Wades sharp edge down,

10, Replace with Wades listed in this manual.

11. Clean around mandrels to open vent holes

Headlight(s) not working
(if so equipped)

1 Switch is “OFP,

2. Bulb(sj burned out
3. Faulty tight switch.
4. Loose or damaged wiring.
5. Blown fuse.

1. Turn switch “ON",

2. Replace buib(s).
3. Check/raplace light switch
4 Check wiring and connections.
5. Replace hisa.

Battery will not charge

1 Bad battery cellfs),
2, Poor cable connections.
3, Faulty regulator {if so equipped)
4, Faulty alternator.

1 R e p l a c e battery.

2. Cheok/ciean all connections,
3,, Replace regulator.
4. Replace alternator.

Loss of drive

1 F r e e w h e e l control In “disengaged” position,

2, MoUon drive belt worn, damaged or broken
3, Air trapped in transmission during shpment

or servicing.

1, Place freewheel control in “engaged" position
2, Replace motion drive bell
3 Purge transmission ,

Engine “backfires”
when turning engine
“OFF”

1. Engine throttle control not set at “SLOW”

position for 30 seconds before stopping engine,

1. Move throttle control to “SLOW” position and allow

to idle for 30 seconds before stopping engine.

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