19
(
GB
)
TROUBLESHOOTING
Engine will not start, power loss.
Check that the fuel tank is not empty. Fill with mixed fuel.
The fuel does not reach the carburettor. Change the fuel filter in the fuel tank.
There is water in the fuel. Drain and clean the fuel system.
The air filter is dirty. Clean or replace the air filter.
There are carbon deposits in the exhaust muffler restricting the engine. Clean or change t
he
muffler.
Spark plug is worn. Replace spark plug.
MAINTENANCE SCHEDULE
Component
Procedure
Before
use
Every 15
Hours
Every 25
Hours
Every 50
Hours
Note
Fuel leaks / spillage
Wipe up
X
Fuel tank, filter
Inspect / clean
X
Replace if necessary
Idle adjust screw
See above
X
Adjust carburettor if
necessary
Spark plug BPMR7A
Clean and readjust
plug gap
X
GAP .025” (0.6-0.7mm)
Replace, if necessary
Cylinder fins, Intake air
cooling vent
Clean
X
Muffler, Spark arrestor,
cylinder exhaust port
Clean
X
Throttle lever, ignition
switch
Check operation
X
Air filter
Clean
X
Screws, nuts, bolts
Tighten / replace
X
Not adjustment
screws
Grease the gear box
grease
X