Husqvarna Rider 20 ProFlex Operator's Manual page 52

Work done
100 hour service
1. Change engine oil.
2. Clean/replace air pre-filter or oil-foam element if fitted.
3. Clean/replace air filter cartridge (25 hours, 100 hours if pre-filter
fitted).
(more regularly in dusty working conditions)
4. Check/adjust cutting height setting.
5. Check/adjust parking brake.
6. Inspect flame guard/spark arrestor (optional equipment)
7. Replace engine oil filter.
8. Clean/replace spark plug.
9. Replace fuel filter in fuel line.
10. Clean pulse-air filter.
11. Clean cooling system.
12. Check engine valve clearance.
13. Check need for oil change and filter change for K66 gearbox
(every 500 hours).
50
– English
SERVICEJOURNAL
Date, mileage, stamp, sign