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TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE SOLUTION
Engine starts, runs, and Idle speed screw on Turn idle speed screw clockwise to increase idle
accelerates but will not idle.
carburetor requires adjustment
speed. (Fig. 10)
Line will not advance. 1. Line welded to itself. 1. Lubricate with silicone spray.
2. Not enough line on 2. Install more line. Refer to “Line Replacement”
spool. earlier in this manual.
3. Line worn too short. 3. Pull lines while alternately pressing down on
and releasing bump head.
4. Line tangled on spool. 4. Remove line from spool and rewind. Refer to
“Line Replacement” earlier in this manual.
5. Engine speed too slow. 5. Advance line at full throttle.
Grass wraps round shaft 1. Cutting tall grass at 1. Cut tall grass from the top down.
housing and string head. ground level.
2. Operating trimmer at 2. Operate trimmer at full throttle.
part throttle.
Bump knob hard to turn. Screws threads dirty or Clean threads and lubricate with grease - if no
damaged. improvement, replace bump knob.
Oil drips from muffler. 1. Operating trimmer at 1. Operate trimmer at full throttle.
part throttle.
2. Check oil/fuel mixture. 2. Use fresh fuel and the correct synthetic 2-stroke oil mix.
3. Air filter dirty. 3. Clean per instruction in Maintenance Section.
NOTE: If your unit exhibits specifi c performance problem(s) where the Troubleshooting section recommends a clockwise screw
adjustment on the carburetor and no adjustments have been made since original purchase, the unit should be taken to an authorized
service center for repair. In most cases, the needed adjustment is a simple task for the trained service representative.
HLT26CD_25lgs.indd 15HLT26CD_25lgs.indd 15 7/5/96 1:59:01 PM7/5/96 1:59:01 PM
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