Husqvarna 966553901 Lawn Mower User Manual


 
MAINTENANCE
38
1)
First change after 8-10 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 50 250 500
Check the parking brake
Check the engine’s oil level (every refueling)
Check the safety system
Check for fuel and oil leakages
Check/clean the engine’s cooling air intake
Check the mower deck
Check for loose hardware (screws, nuts)
Clean under the mower deck
Start the engine and blades, listen for unusual sounds
Check for damage
Thoroughly clean around the engine
Clean around belts, belt pulleys
Check the tire pressures
Check battery connections
Sharpen
3)
/ Replace mower blades
Clean the engine’s cooling air intake
2)
Clean the air cleaner’s pre-filter
2)
(foam)
Clean the air cleaner’s filter cartridge
2)
(paper filter)
Check/adjust the parking brake
Inspect muffler/spark arrester