Hilti DSH 600-X Mode D'emploi Original page 46

Trouble or fault
High vibration, wheel wanders
off the cutting line.
The diamond cut-off wheel
swings up and may jam.
The saw doesn't start or is
difficult to start.
Low engine power / poor
cutting performance
38 English
Possible cause
The centering bushing is fitted in-
correctly.
Diamond cut-off wheel does not fit
correctly
Flange for diamond cut-off wheel
does not fit correctly
The fuel tank is empty (no fuel in
the carburetor).
Air filter clogged with dirt or dust.
The engine is flooded (spark plug
wet).
Wrong fuel mixture.
Air in the fuel line (no fuel reaching
the carburetor).
The fuel filter is dirty or blocked (no
fuel or too little fuel reaching the
carburetor).
No ignition spark visible or spark is
too weak (seen when spark plug is
removed).
Engine compression is too low.
The ambient temperature is too
low.
The spark arrestor or exhaust exit
is clogged.
Air filter clogged with dirt or dust.
No ignition spark visible or spark is
too weak (seen when spark plug is
removed).
Action to be taken
▶ Check that the diameter of the
arbor hole in the cut-off wheel
matches the centering collar
of the cut-off wheel centering
bushing.
▶ Use Hilti cut-off wheels.
▶ Verwenden Sie bei Wettbewerb-
sTrennscheiben den Flansch für
abrasive Trennscheiben.
▶ Fill the fuel tank. → page 29
▶ Change the air filter.
▶ Dry the spark plug and the
cylinder chamber (Removing
spark plug → page 35).
▶ Empty the fuel tank and flush
out the tank and fuel supply line.
▶ Fill the fuel tank with the correct
fuel.
▶ Remove the air from the fuel
line by operating the fuel pump
several times.
▶ Clean the fuel tank and change
the fuel filter.
▶ Clean the spark plug to remove
carbon deposits.
▶ Check the spark plug electrode
gap and set it correctly.
▶ Change the spark plug.
▶ Check the ignition coil, cable,
plug connections and switch
and change the defective part if
necessary.
▶ Check the engine compression
and, if necessary, replace worn
parts (piston rings, piston,
cylinder, etc.).
▶ Allow the saw to warm up to
room temperature and repeat
the starting procedure.
▶ Clean the spark arrestor or
exhaust exit.
▶ Change the air filter.
▶ Clean the spark plug to remove
carbon deposits.
▶ Check the spark plug electrode
gap and set it correctly.
▶ Change the spark plug.
▶ Check the ignition coil, cable,
plug connections and switch
and change the defective part if
necessary.
2316321
*2316321*