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Craftsman 917.25431 Operator's Manual page 28

21.0 hp 42" mower electric start automatic transmission
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TROUBLESHOOTING
CHART:
See appropriate section in rnanual unless directed to Sears service center
PROBLEM
CAUSE
CORRECTION
Will
not start
1
Out of fuel.
1
Fill fuel tank.
2
Engine
not "CHOKED"
properly.
2
See "TO START
ENGINE"
in
Operation
section.
3
Engine
flooded.
3
Wait several
minutes
before
attempting
to start.
4
Bad spark
plug.
4
Replace
spark plug.
5
Dirty air filter.
5
Clean/replace
air filter.
6
Dirty fuel filter.
6
Replace
fuel filter.
7
Water in fuel.
7
Empty fuel tank and carburetor,
refill tank with fresh gasoline
and
replace
fuel filter.
8
Loose or damaged
wiring.
8
Check all wiring.
9
Carburetor
out of adjustment.
9
See "To Adjust
Carburetor"
in
Service
and Adjustments
section.
10
Engine
valves
out of adjustment.
10
Contact
a Sears or other qualified
service
center.
Hard
to start
1
Dirty air filter.
1
Clean/replace
air filter.
2
Bad spark
plug.
2
Replace
spark plug.
3
Weak or dead battery.
3
Recharge
or replace
battery.
4
Dirty fuel filter.
4
Replace
fuel filter.
5
Stale or dirty fuel.
5
Empty fuel tank and refill tank with
fresh, clean gasoline.
6
Loose or damaged
wiring.
6
Check all wiring.
7
Carburetor
out of adjustment.
7
See "To Adjust
Carburetor"
in
Service
and Adjustments
section.
8
Engine
valves
out of adjustment.
8
Contact
a Sears or other qualified
service
center.
Engine
will
not
1
Clutch/brake
pedal not depressed.
1
Depress
clutch/brake
pedal.
turn
over
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
terminals.
5
Clean
battery
terminals.
6
Loose or damaged
wiring.
6
Check all wiring.
7
Faulty ignition
switch.
7
Check/replace
ignition
switch.
8
Faulty solenoid
or starter.
8
Check/replace
solenoid
or starter.
9
Faulty operator
presence
9
Contact
a Sears or other qualified
switch(es),
service
center.
28

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