Husqvarna RZ4216 - Long-Term Service Requirements; 300-Hour Service Tasks; Annual Maintenance Checks

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Action
Date, mtr reading, stamp, sign
At Least Once Each Year
1. Clean the engine’s cooling air intake (25 hours).
2. Replace the air cleaner’s pre-lter (foam) (300 hours).
3. Replace the air lter’s paper cartridge.
4. Change the engine oil (50 hours).
5. Replace the engine oil lter (100 hours).
6. Check/adjust the cutting height.
7. Check/adjust the parking brake (50 hours).
8. Clean/change the spark plugs (100 hours).
9. Change the fuel lter (100 hours).
10. Clean the cooling ns (100 hours).
11. Check the engine valve clearance.
300-Hour Service
1. Perform the 25-hour service.
2. Perform the 50-hour service.
3. Perform the 100-hour service.
4. Check/adjust the mower deck.
5. Clean the combustion chamber and grind the valve seats.
6. Check the engine valve clearance.
7. Replace the air cleaner’s prelter (foam).