Husqvarna Rider 20 ProFlex Operator's Manual page 51

Work done
50 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. Clean engine cooling air intake.
5. Check/adjust cutting height setting.
6. Check/adjust parking brake.
7. Inspect flame guard/spark arrestor (optional equipment)
SERVICEJOURNAL
Date, mileage, stamp, sign
49
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