Husqvarna ZTH5223, Workshop Manual

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English-
14
DELIVERY AND DEALER SERVICE
At Least Once a Year
1. Clean the engine’s cold air intake (25
hours).
2. Change the air cleaner’s pre-filter (Oil-
foam).
3. Change the paper cartridge in the air
filter (200 hours).
4. Change the engine oil (100 hours).
5. Change the engine’s oil filter (200 hours).
6. Change the oil and the filter in the
hydraulic system.
7. Check/adjust the cutting height regulator.
8. Check/adjust the park brake (50 hours).
9. Clean/change the spark plugs (100
hours).
10. Change the fuel filter in the fuel line (100
hours).
11. Clean the cooling fins (100 tim).
12. Check the play in the engine valves (300
hours).
13. A 300 hour service to be carried out by
an authorized workshop.