Makita RBC411 Manuel D'instructions page 16

Maintenance schedule
1. Before operation, pay particular attention to the tightness of Cutter Blade or
nylon cutting head.
Check bolts and nuts and retighten if necessary.: Every 8 hour (Daily)
2. Check clogging of the cooling air passage and the cylinder fins. Clean them
if necessary.: Every 8 hours (Daily)
3. Cleaning of air cleaner.: Every 8 hours (Daily)
1) Remove the air cleaner cover (1) and clean the sponge element (2).
If there is excessive dust or dirt adhering to cleaner, clean it.
A clogged air cleaner may make it difficult or impossible to start the
engine or increase the engine rotational speed.
2) Install the sponge element around the ribs of the air cleaner case.
4. Checkup of spark plug.: Every 8 hours (Daily)
The gap between the two electrodes of the spark plug should be 0.6 to
0.7 mm (0.024" to 0.028").
If the gap is too wide or too narrow, adjust it.
If the spark plug is clogged with carbon or fouled, clean it thoroughly or
replace it.
5. Supply of grease to gear case.
Apply grease (SHELL ALVANIA No.3 or equivalent) to the gear case through
the grease hole (3) every 30 hours.
(Genuine MAKITA grease may be purchased from your MAKITA dealer.)
6. Cleaning of muffler exhaust port: Every 50 hours (Monthly)
If the exhaust port (4) is clogged with carbon, remove it by scraping and
tapping gently with a screwdriver or the like.
7. Check of fuel filter. If clogged, clean the filter.
8. Replace fuel lines.: Every 200 hours (Yearly)
9. Overhaul engine.: Every 200 hours (Yearly)
10. Replace packings and gaskets with new ones.: Every time engine is
reassembled.
General
After each refuelling
Daily
Weekly
Quarterly
Shutting down procedure
All manuals and user guides at all-guides.com
Engine assembly, screws and nuts
Throttle lever
Safety lock key
ON-OFF switch
Sponge element (air filter)
Cooling air duct
Cutting blade
Idling speed
Spark plug
Muffler
Suction head (gas line filter)
Fuel tank
Fuel tank
Carburetor
0. 6mm-0.7 mm
(0.024"-0.028")
Visual inspection for damage and tightness
Check for general condition and security
Functional check
Functional check
Functional check
To be cleaned
To be cleaned
Check for damage and sharpness
Inspection (cutting tool must not move)
Inspection, replace if necessary
Check and if necessary clean the opening
To be replaced
To be cleaned
Empty fuel tank
Operate until engine runs out of fuel
16
Grease case
(3)
(4)