Craftsman 917.251521 - Troubleshooting Points; Will not start; Loss of power

TROUBLESHOOTING POINTS
PROBLEM
,Will not start
Hard to start
-- --4" -- --
Engine will not turn over
• - .= .=
Engine clicks but will not
start
Loss of power
Excessive vibration
CAUSE
1. Out of fuel.
2. Engine not "CHOKED" properly,
3. Engine flooded.
4. Bad spark plug.
5. Dirty air filter.
6. Dirty fuel filter.
7. Water in fuel
8. Loose or damaged wiring.
9, Carburetor out of adjustment.
10. Engine valves out of adjustment.
t. Dirty air fitter..
2. Bad spark plug,
3. Weak or dead battery.
4. Dirty fuel filter.
5. State or dirty fuel.
6. Loose or damaged wiring.
7. Carburetor out of adjustment.
8. Engine valves out of adjustment.
CORRECTION
1, FiII fuel tank.
2, See 'q'o START ENGINE" in Operation section.
3, Wait several minutes before attempting to start.
4, Replace spark plug.
5. Clean/replace air filter.
6. Replace fuel filter,
7. Drain fuel tank and carburetor, refill tank wi'_h fresh
gasoline and replace fuel filter.
8. Check nil wiring.
9. Contact an authorized service center/department.
10. Contact an authorized service center/department,
1. Clean/replace air filter.
2. Replace spark plug.
3. Recharge or replace battery,
4. Replace fuel filter.
5. Drain fuel tank and refill with fresh gasoline.
6. Check al! wiring.
7. Contact an authorized service center/department.
8. Contact an authorized service center/department.
1. Clutch/brake pedal not depressed.
2. Attachment clutch is engaged.
3. Weak or dead battery,
4. Blown fuse.
5. Corroded battery terminals.
6. Loose or damaged widng,
7. Faulty ignition switch,
8. Faulty solenoid or starter.
9. Faulty operator presence switch(es).
1. Weak or dead battery.
2. Corroded battery terminals.
3. Loose or damaged wiring.
4. Faulty solenoid or staffer.
1. Cutting too much grass/too fast.
2, Throttle in "CHOKE" position.
3. Build-up of grass, leaves and trash under mower.
4. Dirty air filter.
5. Low oil leveVdirty oil.
6. Faulty spark plug.
7. Dirty fuel filter.
8. Stale or dirty fuel
9..Water in fuel.
10. Spark plug wire loose.
11. Dirt':/engine air screen/fins.
12. Dirty/clogged muffler.
13. Loose ordamaged widng.
14. Carburetor out of adjustment.
t5: Engine valves out of adjustment.
1. Worn, bent or loose blade.
2. Bent blade mandrel.
3. Loose/damaged part(s).
11 Depress clutch!brake pedal.
2. Disengage attachment clutch.
3. Recharge or replace battery.
4. Replace fuse.
5. Clean battery terminals.
6. Check all wiring.
7. Check/replace ignition switch.
8. Check!replace solenoid or starter.
9. COntact an authorized service center/department.
1. Recharge or replace battery,
2. Clean battery terminals.
3, Check al! widng.
4. Check/replace solenoid or starter.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11,
12.
t3.
14.
15.
Set in "Higher Cut" position/reduce speed.
Adjust throttle control.
Clean underside of mower housing.
Clean/replace air filter,
Check oil level/change oil.
Ciean and regap or change spark plug.
Replace fuel fitter.
Drain fuel tank and refill with fresh gasoline.
Drain fuel tank and carburetor, refill tank with fresh
gasoline and replace fuel filter.
Connect and tighten spark plugwire.
Clean engine air screen!fins.
Clean/replace muffter.
Check all wiring.
Contact an authorized service center/department.
Contact an authorized service center/department.
t. Replace blade. Tighten blade bolt,
2. Replace blade mandrel
3. Tighten loose part(s). Replace damaged parts,
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