Husqvarna BZ7234D Lawn Mower User Manual


 
29
MAINTENANCE
1)
First change after 50 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)
For daily use, the machine should be lubricated twice weekly.
4)
Performed by authorized service center.
Daily
mainte-
nance
Weekly
mainte-
nance
At
least
once
each
year
Maintenance interval
in hours
Maintenance Before After 25 50 100 150 300
Lubricate the steering control shafts
Lubricate the mower deck’s struts
Lubricate the mower deck’s cutting height adjuster
Check/adjust the cutting height
Change inner (safety) air filter element
*
Clean the air cleaner’s filter cartridge
2)
(paper filter)
☛☛
Change the engine oil
1)
*
Change the hydraulic oil filter (every 300 hours) ☛☛
Replace the engine oil filter
1)
(every 300 hours)
*
Replace the fuel filter (800 hours)
Clean the cooling fins
*
☛☛
Check the play in the engine valves
4)
☛☛
Replace the air filter (paper filter)
2)
Perform the 300-hour service
4)
☛☛
Check/adjust the parking brake ☛☛
Check coolant level at overflow reservoir
*
Flush cooling system
Check hydraulic deck lift power unit
*
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.