Spark Arrester Cleaning Service
Clean spark arrester every 50 hours of operation.
WARNING
Engines can become extremely hot during normal
operation. Hot engine components can cause severe
burns. Stop the engine and allow it to cool before
servicing spark arrester.
A
B
A. Muffler
B. Spark Arrester
Carbon Removal
Every 50 hours of operation.
These items must be performed with proper tools.
See your authorized equipment dealer for service.
Cutter Blades Lubrication Service
WARNING
Hot engine parts can cause severe burns.
Allow engine to stop, and cool before lubricating cutter
blades.
WARNING
Cutter blades can cause severe injury.
Wear gloves to protect hands when handling cutter
blades.
HFX600DT-DELUX,750DT-DELUX ·
HF600DT-PRO,750DT-PRO ·
HF580DT-L,750DT-L
A
B
HF750FS-PRO · H550S,750S
A
B
A. Cutter Blades
B. Machine Oil
14
●
Remove the spark arrester
from the exhaust hole of
muffler.
●
Clean deposits from the spark
arrester screen by brushing it.
●
Install the spark arrester.
●
Clean and lubricate the cutter
blades at each refueling.
Disconnect the spark plug cap
from the spark plug.
●
Clean the surface of cutter
blades, and apply a few drops
of machine oil to them on each
refuelling.
Gear Case Lubrication Service
Lubricate the gear case every 20 hours.
HFX600DT-DELUX,750DT-DELUX ·
HF600DT-PRO,750DT-PRO
B
A
HF580DT-L,750DT-L
A
B
HF750FS-PRO
B
A
H550S,750S
A
B
A. Gear Case
B. Grease Gun
WARNING
Hot engine parts can cause severe burns.
Allow engine to stop, and cool before lubricating gear
case.
WARNING
Cutter blades can cause severe injury.
Wear gloves to protect hands when handling cutter
blades.
●
Disconnect the spark plug cap
from the spark plug.
●
Urea grease into the gear case
by using grease gun.