Maintenance Daily maintenance Do mainte-
nance at a
minimum of 1
time each
year
Maintenance interval in hours
Before After 50 250 500
Clean the air intake of the
engine.
*
Clean the air intake of the
engine.
2
O O O O
Clean the bottom side of the
cutting deck.
X X X X
Clean around the engine. * * * *
Clean around the belts and
the belt pulleys.
* * * *
Do a check of the belts and
the belt pulleys.
X X
Clean the foam pre-filter.
3
O O
Clean the paper filter car-
tridge.
4
O O
Examine the muffler and
spark arrestor screen.
* * * *
Start the engine and blades
and listen for unusual
sounds.
*
Sharpen the blades.
5
X X X X
Replace the blades. X X X X
Replace the spark plugs. O O
Replace the engine oil.
6
O O
Replace the engine oil filter. O O
Replace the fuel filter. O O
Replace the paper air filter.
7
O O
Replace the hydraulic oil
and the hydraulic oil filter.
X X X
Disassemble and examine
the starter.
8
*
Do the 500-hour servicing.
9
* *
2
In conditions with dust, cleaning and replacement must be done more frequently.
3
In conditions with dust, cleaning and replacement must be done more frequently.
4
In conditions with dust, cleaning and replacement must be done more frequently.
5
Must be done by approved service agent.
6
Replace the engine oil after the first 8-10 hours of operation. During heavy load or high ambient
temperatures, replace the engine oil each 50 hours.
7
In conditions with dust, cleaning and replacement must be done more frequently.
8
Must be done by approved service agent.
9
Must be done by approved service agent.
1997 - 003 - 07.12.2022 17