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Craftsman 917.773710 Manual Del Propietário página 15

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TROUBLESHOOTING
- See appropriate
section in manual unless directed
PROBLEM
Does not start
to a Sears
Parts
&
Repair
Center,
CAUSE
1. Dirty air filter.
2. Out of fuel.
3. Stale fuel.
Loss of power
4. Water
in fuel.
5. Spark plug wire is
disconnected.
6. Bad spark plug.
7. Throttle
control
lever not
in correct
position
(if equipped).
1. Dirty air filter.
2. Buildup
of grass,
leaves,
and trash under trimmer.
3. Too much oil in engine.
4. Walking
speed
too fast.
CORRECTION
1. Clean/replace
air filter.
2. Fill fuel tank.
3. Empty fuel tank and refill
with fresh,
clean gasoline.
4. Empty fuel tank and refill
with fresh,
clean gasoline.
5. Connect
wire to spark plug.
6. Replace
spark plug.
7. Move throttle
lever to FAST
position.
1. Clean/replace
air filter.
2. Clean underside
of trimmer
and trimmer
head.
3. Check oil level.
4. Trim at slower walking
speed.
Excessive
1. Lines uneven
or broken.
1. Check trimmer
lines.
Vibration
2. Loose
nuts or bolts.
2. Check
all hardware,
including
engine
bolts.
3. Damaged
trimmer
head.
3. Check/repair
trimmer
head.
Starter
rope
1. Bent engine
crankshaft.
1. Contact
a Sears or other
hard to pull
qualified
service
center.
Loss
of head
1. Belt not driving.
1. Put belt on pulleys or
drive
replace
belt if broken.
Hard to push
1. Handle
height position
not
1. Adjust
handle
height
right for you.
to suit.
1.
1. Trimmer
line length
is
too short.
2. Throttle
control
lever not
in correct
position
(if equipped).
Poor trimming
performance
Trimmer
head
does not
retain
line
1. Trimmer
line not
properly
installed.
2. Broken
line retainer
clip.
3. Incorrect
size of
trimmer
line.
,
If line is worn or broken
to
half of original
length,
replace
line.
Move throttle
lever to FAST
position.
1. Follow
instructions
in
Maintenance
section.
2. Replace
string carrier
plate
assembly.
3. Use .155 diameter
trimmer
line.
15

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