Homelite UT22600 Manual Del Operador página 15

Problem
Engine starts but will not accelerate.
Engine starts but will only run at high
speed at half choke.
Engine does not reach full speed and
emits excessive smoke.
Engine starts, runs, and accelerates
but will not idle.
String will not advance.
Spool retainer hard to turn.
Grass wraps around drive shaft hous-
ing and string head.
Lubricant drips from muffler.
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Engine requires approximately three
minutes to warm up.
Carburetor requires adjustment.
Check lubricant fuel mixture.
Air filter is dirty.
Carburetor out of adjustment.
Idle speed screw on carburetor needs
adjustment.
String is welded to itself.
Not enough string on spool.
String is worn too short.
String is tangled on spool.
Engine speed is too slow.
Screw threads are dirty or damaged.
Cutting tall grass at ground level.
Operating trimmer at part throttle.
Operating trimmer at part throttle.
Check lubricant/fuel mixture.
Air filter screen dirty.
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Possible Cause
Page 11 — English
Solution
Allow engine to completely warm up. If
engine does not accelerate after three
minutes, contact a servicing dealer.
Contact an authorized servicing
dealer.
Use fresh fuel and the correct 2-cycle
lubricant mix.
Clean air filter. Refer to Cleaning
the Air Filter Screen earlier in this
manual.
Contact an authorized servicing
dealer.
Turn idle speed screw clockwise to
increase idle speed. See figure 17.
Lubricate with silicone spray.
Install more string. Refer to String
Replacement earlier in this manual.
Pull strings while alternately pressing
down on and releasing spool retainer.
Remove string from spool and rewind.
Refer to String Replacement earlier in
this manual.
Advance string at full throttle.
Clean threads and lubricate with
grease – if no improvement, replace
the spool retainer.
Cut tall grass from the top down to
prevent wrapping.
Operate trimmer at full throttle.
Operate trimmer at full throttle.
Use fresh fuel and the correct 2-cycle
lubricant mix.
Clean air filter. Refer to Cleaning
the Air Filter Screen earlier in this
manual.