14
0,635 mm
EN
G
LI
SH
Inspecting and cleaning the air filter
Never use the grass trimmer without an air filter. Clean or replace the filter if it is damaged or dirty.
Clean the air filter like this:
1. Unscrew the locking screw and remove the cover.
2. Remove the foam filter from the cover.
3. Wash the filter with soap and water. Do not use petrol!
4. Squeeze the filter and let it dry naturally.
5. Replace the filter and reattach the cover.
Carburettor settings
The carburettor has been factory adjusted for optimum power.
Spark plug
Spark plug: TORCH L8RTC, Champion CJ7Y, NGK BPMR7A.
Recommended spark plug gap: 0.635 mm.
Tightening torque: 12 – 15 Nm.
Sharpening the cutter blade (on the guard)
1. Remove the cutter (E) from the trimmer guard (F).
2. Hold the cutter in a vice. Sharpen the blade using a flat file, sharpening in one direction only and making
sure to maintain the original grinding angle.
Summary of Contents for YT9231
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