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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.
Drain fuel
Humidity
Fault location
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
STORAGE
17
Содержание RBC411U
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