Makita EB5300TH Instruction Manual page 20

Replacing gaskets and packings
Replace gaskets and packings if the engine is
disassembled.
Any maintenance of adjustment work that is not
included and described in this manual is only to be
performed by Authorized Service Agent.
Storage
WARNING:
When draining the fuel, stop
the engine and wait for the engine to cool down.
Failure to do so may cause burns or fire.
CAUTION:
When you store the machine for
a long time, drain all fuel from the fuel tank and
carburetor, and keep it at a dry and clean place.
Fault location
Fault
Engine not starting or with
difficulty
Warm start problems
Engine starts but dies
Insufficient performance
System
Ignition system
Fuel supply
Compression
Mechanical fault
-
Fuel supply
Several systems may simulta-
neously be affected
Drain fuel from the fuel tank and carburetor before
storing the machine as follows:
1. Remove the fuel tank cap, and drain fuel com-
pletely. If there is any foreign materials remaining in the
fuel tank, remove it completely.
2. Pull out the fuel filter from the refill port using a
wire.
3. Push the primer pump until fuel is drained from
there, and drain fuel coming into the fuel tank.
4. Reset the filter to the fuel tank, and securely
tighten the fuel tank cap.
5. Then, continue to operate the engine until it stops.
6. Remove the spark plug, and drip several drops of
engine oil through the spark plug hole.
7. Gently pull the starter handle so that engine oil will
spread over the engine, and attach the spark plug.
8. Keep the machine with its carry handle upside.
9. Keep the drained fuel in a special container in a
well-ventilated shade.
Observation
Ignition sparks.
No ignition sparks.
Fuel tank filled.
No compression when pulled
over.
Starter not engaging.
Tank filled. Ignition sparks.
Tank filled.
Engine idling poor.
20 ENGLISH
Cause
Fault in fuel supply or com-
pression system, mechanical
defect.
STOP-switch operated, wiring
fault or short circuit, spark plug
or connector defective, ignition
module faulty.
Incorrect choke position, carbu-
retor defective, fuel supply line
bent or blocked, fuel dirty.
Cylinder bottom gasket defec-
tive, crankshaft seals dam-
aged, cylinder or piston rings
defective or improper sealing of
spark plug.
Broken starter spring, broken
parts inside of the engine.
Carburetor contaminated, have
it cleaned.
Incorrect idling adjustment,
carburetor contaminated.
Fuel tank vent defective, fuel
supply line interrupted, cable or
STOP-switch faulty.
Air filter contaminated, carbu-
retor contaminated, muffler
clogged, exhaust duct in the
cylinder clogged.