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Cylinder fins (Cooling system)
1. Recoil starter
2. Air guide plate
Use a wood or plastic scraping tool and a soft brush to remove dirt and dust.
Check periodically.
Remove the recoil starter and the air guide plate.
Remove dirt and dust from the recoil starter and the air guide plate.
3. Cylinder fins
4. Ignition coil
5. Flywheel magneto
Clogged fins will result in poor engine cooling.
Remove dirt and dust from between fins to let cooling air pass easily.
Clean the periphery of the ignition coil and the flywheel magneto.
Assemble the components in reverse order.
Guide bar
NOTE
When replacing guide bar or saw chain, ask your shindaiwa dealer.
1. Groove
2. Oil hole
Clean before using.
- Clean the groove of the guide bar with a small screw driver, for example.
- Clean oil holes with a wire.
Reverse guide bar periodically.
Check sprocket and the clutch and clean the bar mount area before installation of the guide
bar.
Replace either or both if worn.
Sprocket / Clutch drum
∗ Worn out: 0.5 mm
The damaged sprocket will cause premature damage or wear of saw chain.
- When the sprocket has worn out 0.5 mm or more, replace it.
Check sprocket when you install new chain.
Replace it if worn.
Check clutch drum, if it rotates freely and smoothly.
If not, ask your dealer for repair.
Carburettor
When starting, idle speed adjuster (T) should be adjusted not to rotate the saw chain.
When there is some trouble with the carburettor, contact your dealer.
T: Idle speed adjuster
Do not adjust the carburettor unless necessary.
To adjust the carburettor proceed as follows:
- Start engine and allow it to run at high idle until warm.
- Turn the idle speed adjuster (T) anticlockwise until the saw chain stops moving.
- Turn idle speed adjuster (T) anticlockwise an additional 1/2 turn.
- Accelerate to full throttle to check for smooth transition from idle to full throttle.
3. Guide bar
CAUTION
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4. Sprocket
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