Husqvarna 266 - Manual (Page 7)

Maintenance of the chain saw
Daily maintenance
1. Clean the saw body from the outside.
2. Clean the air filter. Change if necessary.
3. Turn around the guide bar, lower edge up. Clean the bar
groove.
4. Clean the fan and air intakes in the starter cover.
5. Clean the cooling fins on the cylinder.
6. Clean the space under the clutch cover.
7. Sharpen the chain and check its tension.
8. Check the oiling system for the chain and the guide bar.
9. Clean the chain brake. Make it a habit to lock the chain
brake during pauses and transports.
Weekly maintenance
10. Check the starter, its cord and return spring.
11. Clean the spark plug from the outside and check the gap.
Adjust the gap or change the plug if necessary.
12. File off burrs if any on the sides of the guide bar.
13. Lubricate the bearings of the clutch drum.
Monthly maintenance
14. Wash out the fuel tank with petrol.
15. Wash out the oil tank with petrol.
16. Clean the carburettor.
17. Check the fire-fighting screen inside the silencer.
Clean or change if necessary.