Husqvarna RZ4221 BF / 967176101 Lawn Mower User Manual


 
MAINTENANCE
33
Maintenance Schedule
The following is a list of maintenance procedures that
must be performed on the machine. For those points
not described in this manual, visit an authorized
service workshop. An annual service carried out by
an authorized service workshop is recommended to
maintain your machine in the best possible condition
and to ensure safe operation.
Read Maintenance in the Safety section.
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)
For daily use, the machine should be lubricated
twice weekly.
4)
Performed by authorized service workshop.
= Described in this manual
= Not described in this manual
= See engine manufacturers’ Owners Manual
MAINTENANCE
Daily At
least
once
each
year
Maintenance interval
in hours
Before After 25 50 100 300
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 air cleaner pre-filter
2)
(foam)
Clean air cleaner filter cartridge
2)
(paper filter)
Check/adjust the parking brake