Troubleshooting points – Sears 917.25958 User Manual
Page 27
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TROUBLESHOOTING POINTS
PROBLEM
Will not start
CAUSE
Hard to start
1,
Out of fuel
1 ^
2.
Engine not “CHOKED" properly
! ^
3.
Engine flooded.
1
4
Bad spark plug
1
'*■
5,
Dirty air filter.
1
®
6.
Dirty fuel filter.
1
7,
Water in fuel
1
0.
Loose or damaged wiring
1
9.
Carburetor out of adjustment.
1
10.
Engine valves out of adjustment.
!
1
Dirty air filter
1
2.
Bad spark plug .
1
^
3,
Weak or dead battery.
1
^
4,
Dirty fuel filter.
'*■
5,
State or dirty fuel.
1
6
Loose or damaged wiring.
1 6
7
Carburetor out of adjustment.
7.
8,
Engine valves out of adjustment.
1
®
CORRECTIOM
Fill fuel lank.
See TO START ENGINE" In Operation section.
Wait several minutes before attempting to start,
Replace spark plug.
Clean/replace air filter.
Replace fuel filter
Drain fuel tank and carburetor, refill tank with fresh
gasoline and replace fuel filter.
Check all wiring,,
See 'To Adjust Carburetor'’
in
Service Adjustments
Section-
Contact an authorized service center/department.
Clean/replace air filter
Replace spark plug,.
Recharge or replace battery.
Replace fuel filter
Drain fuel tank and refill with fresh gasoline,
Check all wiring
See To Adjust Carburetor" In Service Adjustments
section.
Contact an authorized service center/department
Engine wlli not turn over
1.
Clutch/brake pedal not depressed.
1.
Depress clutch/brake pedal.
2.
Attachment clutch is engaged ■
2.
Disengage attachment clutch.
3.
Weak or dead battery
3,
Recharge or replace battery
4.
Blown fuse.
4.
Replace fuse.
5.
Corroded battery temiinals.
5
Clean battery terminals
6.
Loose or damaged wiring.
6.
Check all wiring
7.
Faulty ignition switch.
7.
Check/replace ignition switch.
0,
Faulty solenoid or starter.
8
Check/replace solenoid or starter.
9.
Faulty operator presence swltch(es).
9,
Contact an authorized service center/department,
Engine clicks but will not
1
Weak or dead battery.
1,
Recharge or replace battery.
start
2.
Corroded battery terminals.
2
Clean battery terminals
3.
Loose or damaged wiring.
3
Check all wiring.
4.
Faulty solenoid or starter.
4.
Check/replace solenoid or starter.
Loss of power
1.
Cutting too much grass/too fast
1.
Set In “Higher Cuf position/reduce speed.
2-
Throttle In “CHOKE" position.
2.
Adjust throttle control.
3.
Build-up of grass, leaves and trash under mower.
3
Clean underside of mower housing-
4.
Dirty air filter.
4.
Clean/replace air filter.
5.
Low oil level/dirty oil.
5
Check oil ievel/change oil.
6.
Faulty sparkplug.
6,
Clean and regap or change spark plug.
7
Dirty fuel filter .
7,
Replace fuel filter.
8.
Stale or dirty fuel
8.
Drain fuel tank and refill with fresh gasoline.
9,
Water in fuel.
9.
Drain fuel tank and carburetor, refill tank with fresh
gasoline and replace fuel filter,
10
Spark plug wire loose.
10,
Connect and tighten spark plug wire.
11.
Dirty engine air screen/fins,
11
Clean engine air screen/fins.
12
Dirty/ctogged muffler.
12.
Clean/replace muffler.
13.
Loose or damaged wiring.
13.
Check all wiring.
14.
Carburetor out of adjustment
14.
See To Adjust Carburetor" in Service Adjustments
section.
15
Engine valves out of adjustment.
15.
Contact an authorized service center/department.
Excessive vibration
1,
Worn, bent or loose blade.
1
Replace blade. Tighten blade bolt.
2
Bent blade mandrel.
2.
Replace blade mandrel.
3
Loose/damaged part(s).
3.
Tighten loose part(s). Replace damaged parts.
27