Husqvarna RZ4623 Lawn Mower User Manual


 
36
MAINTENANCE
1)
First change after 5-8 hours. When operating with a heavy load or at high ambient temperatures, replace every 50 hours.
2)
In dusty
conditions, cleaning and replacement are required more often.
3)
Performed by authorized service workshop.
= Described in this manual
= Not described in this manual
= Refer to the engine manufacturer's manual
MAINTENANCE
Daily At least
once
each
year
Maintenance
interval
in hours
Before After 25 50 100 300
Check/adjust throttle cable
Check the condition of belts, belt pulleys
Change the engine oil
1)
Replace the engine oil filter
Clean/replace the spark plugs
Replace the fuel filter
Replace air filter
2)
(paper filter)
Check the caster wheels (every 200 hours)
Replace the air cleaner’s pre-filter
2)
(foam)
Check/adjust the mower deck
Check the engine valve clearance
3)
Perform the 300-hour service
3)
WARNING!
Before performing any service or adjustment checklist:
Engage the parking brake.
Place the Blade-switch in the disengaged position.
Turn the ignition switch to OFF position and remove the key.
Make sure the blades and all moving parts have completely stopped.
Disconnect the spark plug wire from all spark plugs and place the wire where it
cannot come in contact with the plug.