Makita rbc411u — правильное хранение и обслуживание машин для эффективной работы [17/68]

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– When the machine is in storage for a long time, drain fuel from the fuel tank

and carburetor, as follows: Drain all fuel from the fuel tank. Dispose of properly

and in accordance with all local laws.

– Remove the spark plug and a few drops of oil into the spark plug hole. Then,

pull the starter gently, so that oil covers the engine inside and tighten the spark

plug.

– Clear dirt or dust from the cutter blade and outside of engine, wipe them with a

oil-immersed cloth and keep the machine in a place as dry as possible.

Fault location

Storage

Fault System Observation Cause

Engine not starting or with

difficulty

Ignition system Ignition spark O.K. Fault in fuel supply or compression system, mechanical

defect

No ignition spark I-O switch operated, wiring fault or short circuit, spark

plug or connector defective, ignition module faulty

Fuel supply Fuel tank filled Incorrect choke position, carburetor defective, fuel

supply line bent or blocked, fuel dirty.

Compression No compression when

pulled over

Cylinder bottom gasket defective, crankshaft seals

damaged, cylinder or piston rings defective or improper

sealing of spark plug

Mechanical fault Starter not engaging Broken starter spring, broken parts inside of the engine

Warm start problems Tank filled ignition spark

existing

Carburetor contaminated, must be cleaned

Engine starts but dies

immediately

Fuel supply Tank filled Incorrect idling adjustment, carburetor contaminated

Fuel tank vent defective, fuel supply line interrupted,

cable or I-O switch faulty

Insufficient performance Several systems

may simultaneously

be affected

Engine idling poor Air filter contaminated, carburetor contaminated, muffler

clogged, exhaust duct in the cylinder clogged

Drain fuel

Humidity