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Craftsman 917.257621 - TROUBLESHOOTING COMMON ISSUES

Craftsman 917.257621
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PROBLEM
i ....................................
Will not start
CAUSE
1 Out of fuel
2 Engine not "CHOKED" propedy,,
3 Engine flooded
4 Bad sparkplug_
5 Dirty air fitter
6 Dirty fuet fitter
7, Water in fuel
8. Loose or damaged wiring
9. Carburetor outof adjustment.
10 Engine valves out of adjustment
CORRECTION
I. Fi!l fuel tank
2 See "TO START ENGINE" in Operation section
3, Wait several minutes before attempting to start.
4. Replace spark plug.
5 Ctean!reptace air filter.
6 Replace fuel fitter
7. Drain fuel tank and carburetor, refill tank with fresh
gasoline and replace fuel fi_ter
8 Check all wiring
9 Contact an authorized service center/departmen[
t0, Contact an authorized service center/department,
Hard to start
Engine will not turn over
Engine clicks but will not
start
Loss of power
t Dirty air fitter
2 Bad sparkptug
3 Weaker dead battery
4 Dirt':/fuel fiIter
5 Stale or dirty fuel
6. Loose or damaged wiring
7 Carburetor out of adjustment.
8 Engine valves out of adjustment
1. Clutch!brake pedal not depressed
2 Attachment clutchis engaged
3 Weak or dead battery.
4 Brown fuse.
5 Corroded battery terminals
6. Loose or damaged wiring
7 Faulty ignition switch
8. Faulty solenoid or starter
9, Faulty operator presence switch(es).
1 Weak or dead battery
2. Corroded batteryterminals_
3, Loose or damaged wiring.
4. Faulty solenoid or starter
1 Cutting too much grass/too fast
2. Throttle in "CHOKE" position,
3, Build-up of grass, reaves and trash under mower.
1 Clean!replace air tilter,.
2 Replace spark plug
3 Recharge or replace battery
4 Replace fuel filter
5 Drain fuel tank and refill with fresh gasotine,
6, Check all wiring
7, Contact an authorized service center/department
8, Contact an authorized service center/department
1 Depress clutch!brake pedal
2 Disengage attachment clutch
3, Recharge or replace battery,
4 Replace fuse.
5 Clean battery !erminals
6 Checka!{ widng.
7 Check!replace Ignition switch
8, Check/replace solenoid or starter
9 Contact an authorized service center/department
t Recharge orreplace battery,,
2 Clean battery terminals
3 Check all wiring,
4, Check/replace solenoid or starter
1 Set in "Higher Cut" position/reduce speed
2 Adjust throttle control
3 Clean underside of mower housing.
Excessive vibration
4 Dirty air filter,
5 Low oit level/dirty oil.
6 Faulty spark plug.
7. Dirty fuet filter,
8 State or dirty fuel
9 Water in fuel
10. Spark plug wire toose.
1I. Dirty engine air screen/fins
t2, Dirty/clogged muffler
I3. Loose or damaged wiring,
i4 Carburetor out of adjustment.
t5 Engine vatves out of adjustment
1. Worn, bent or loose blade.,
2 Bent blade mandrel
3. Loose/damaged part(s).
4_ Clean/replace air filter
5, Check oil revel/change oil
6 Clean and regap or change spark plug,
7 Reptace fuet fitter
8 Drain fuel tank and refitl with fresh gasoline,
9 Drain fuel tank:and carburetor, refill tank with fresh
gasoline and reptace fuel fitter
10, Connect and tighten spark plug wire
11 Clean engine air screen!fins
12 Clean/replace muffler
13 Check all wiring,
t4. Contact an authorized service center/department.
15 Contact an authorized service center/department
1. Replace blade, Tighten blade bolt
2, Replace blade mandrel,
3,, Tighten loose part(s). Replace damaged parts
26

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