Husqvarna WH4817EFQ2, WH5219EFQ Operator's Manual page 38

Maintenance
Check/adjust the cutting height
Linkages and adjustments
Check throttle and choke cables
Clean the air cleaner's pre-filter (foam)
Clean the air cleaner's filter cartridge
(paper filter)
1)
Change the engine oil
Change the hydraulic filter and oil
(every 300 hours)
Replace the engine oil filter (every 200 hours)
Clean/Replace the spark plugs
Replace the fuel filter
Clean the cooling fins
Check the engine valve clearance
Replace the air cleaner's pre-filter (foam)
(every 200 hours)
Replace the air filter (paper filter)
(every 200 hours)
Check the caster wheels
Check the caster swivels (every 200 hours)
Lubricate according to Lubrication Schedule
Perform the 300-hour service
Check/adjust the parking brake
1)
First change after 8 hours. When operating with a heavy load or at high ambient temperatures, replace every 50 hours.
and replacement are required more often.
= Described in this manual
= Not described in this manual
WARNING!
No adjustments or maintenance to be carried out unless:
• The engine is stopped.
• The ignition key has been removed.
• The parking brake is on.
36
English-
MAINTENANCE
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3)
For daily use, the machine should be lubricated twice weekly.
Daily Weekly At
mainte- mainte- least
nance nance once
each
year
4)
Performed by authorized service workshop.
Maintenance interval
in hours
25 50 100 300
2)
In dusty conditions, cleaning