Storage; Troubleshooting Procedure - Makita RBL500 Original Bedienungsanleitung

STORAGE

When keeping the machine in storage for a long time, drain fuel from the fuel tank and carburetor, as follows: Drain all fuel from the
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fuel tank into container approved for gasoline. Give a gentle push on the primer pump repeatedly until all fuel is expelled out of the
primer pump.
Remove the spark plugs and add a few drops of oil into each spark plug hole. Then, pull the starter gently. Confirm that oil film covers
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the engine inside and tighten the spark plugs.
Clear dirt or dust from outside of engine, wipe them with an oil-immersed cloth and keep the machine locked in a dry, well-ventilated
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place that is inaccessible to children. Keep away from corrosive agents such as garden chemicals and de-icing salts.
Do not store in a closed area where fuel vapors can reach an open flame from hot water heaters, furnaces etc.
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Abide by all Federal and local regulations for the safe storage and handling of gasoline.
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TROUBLESHOOTING PROCEDURE

Problem
Engine not starting or Ignition system
under difficulty
Fuel supply
Compression
Mechanical fault
Warm start problems
Engine starts but dies Fuel supply
immediately
Insufficient Several systems may
pertormance simultaneously be
affected
System Observation
Ignition spark existing
No ignition spark
Fuel tank filled
Inside of engine
Outside of engine
Startor not engaging
Tank filled
Ignition spark existing
Tank filled
Engine idling
Possible causes
Faulty fuel supply or compression system, mechanical
defect
STOP-switch operated, wiring fault or short circuit, spark
plug or connector defective, ignition module fautly
Incorrect choke position, carburetor defective, suction
head dirty, fuel supply line bent or interrupted
Cylinder bottom gasket defective, crankshaft seals
damaged, cylinder or piston rings defective
Improper sealing of spark plug
Broken starter spring, broken parts inside of the engine
Carburetor contaminated, have it cleaned
Incorrect idling adjustment, suction head or carburetor
contaminated
Fuel tank vent defective, fuel supply line interrupted,
cable or STOP-switch faulty
Air filter contaminated, carburetor contaminated, muffler
clogged. exhaust duct in the cylinder clogged
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