ENGLISH
Troubleshooting Guide
TROUBLE SHOOTING THE ENGINE
TROUBLE SHOOTING THE TRIMMER HEAD
PROBLEM
PROBABLE CAUSE
CORRECTIVE ACTION PROBLEM
PROBABLE CAUSE
CORRECTIVE ACTION
Engine won’t start or starts but will not run.
Incorrect starting procedures.
Line won’t feed. Follow the starting procedures outlined in page 8 of this manual.
Line is tangled inside trimmer head.
Fouled spark plug.
Clean/gap or replace spark plug.
Remove spool from unit; disassemble. Untangle line, wind correctly in direction indicated on spool.
Fuel filter plugged.
Replace fuel filter.
Trim off damaged line and rewind line.
Choke lever in the start (up) position.
Upon removing spool, line appears to be melted together.
Move choke lever to the run (down) position.
The ignition switch is is in "O" (OFF) position.
Move switch to "I" (ON) position and restart.
Line wound in wrong direction inside trimmer head.
Remove spool and wind line in direction indicated on line element.
Spark arrester screen clogged with carbon.
Clean/replace spark arrester screen.
Dirty air filter.
Remove, clean and reinstall filter.
Incorrect carburetor mixture adjustment setting.
Consult with an authorized servicing dealer.
Insufficient line inside trimmer head. Internal damage to trimmer head caused by bumping too hard on ground while advancing line.
Remove spool and install new line. Disassemble trimmer head and examine parts for damage. Replace parts or entire head.
Line snaps off or frays.
Plugged spark arrester screen, exhaust port ot muffler.
Consult with an authorized servicing dealer
Improper trimming procedures, or poor quality line.
See General Trimming instructions or replace line.
Weed wrap.
Remove weed wrap.
Incorrect carburetor mixture adjustment setting.
Consult with an authorized servicing dealer.
Trimmer head and shaft are hot to the touch.
Runs erratically.
Incorrectly gapped or faulty spark plug.
Clean/gap or replace plug.
Smokes excessively.
Incorrect carburetor mixture adjustment setting.
Consult with an authorized servicing dealer . Use properly mixed fuel (50:1 mixture).
Engine starts, but has low power.
Engine hesitates or low power output.
Incorrect fuel / oil mixture. Engine is overheating.
14
Trimmer line is too long.
Shorten trimmer line.
Carburetor mixture is too lean.
Consult with an authorized servicing dealer
Fan, fan cover, cylinder fins dirty or damaged.
Clean, repair, or replace as necessary.
Carbon deposits on the piston or in the muffler.
Consult with an authorized servicing dealer