Husqvarna ProFlex 21 Operator's Manual page 88

Action
100/200-Hour Service
1. Change engine oil. Replace the oil filter every 200 hours.
2. Clean/change the air cleaner's pre-filter (Oil-foam element).
3. Clean the air cleaner's paper filter. Replace every 200 hours.
(shorter intervals for dusty operating conditions)
4. Clean the engine's cooling air intake and the transmission's air
intake.
5. Clean the cooling fins on the cylinder and cylinder head.
6. Check/adjust the cutting height.
7. Check/adjust the parking brake.
8. Inspect the flame arrester/spark extinguisher (extra equipment).
9. Clean/replace the spark plugs.
10. Change the inline fuel filter.
11. Replace the hydraulic oil filter every 200 hours.
12. Clean the fuel pump's air filter.
13. Clean the pulse air filter.
14. Check nuts and screws for tightness.
15. Check whether the oil and filter need to be changed in gearbox
K 62 or K66 (every 500 hours).
This field is intended for keeping a journal
86
English-
SERVICE JOURNAL
Date, mileage reading, stamp,
signature
Notes