Ducati DBC 3300M Owner's Manual page 47

Compress press is
shortage.
Engine leak.
The end of two crank
shaft leak.
3. Engine running unstable
Problem
There are knock sound in
engine.
There are metal knock
sound.
Engine ignition break off.
4. The engine suddenly stopped
Problem
Fuel is use up spark plug fouled with oily deposits
and short circuit high voltage wire fall off.
Piston, piston ring, cylinder
attrite.
Conjoint surface of the
cylinder and crank cass leak.
The seal is bad.
Engine overheats
burning room fouled with
oily deposits.
Probable cause
Piston, piston ring, cylinder attri-
te piston pin, piston attrite
bearing of crank shaft attrite.
Engine overheats burning room
fouled with oily deposits gasoline
branded is unfit.
There is water in fuel spark gap
is wrong coil gap is wrong.
Remedy
Add fuel
Clean the oily deposits
Connect
English
Owner's manual
Replace piston, piston ring.
Repair.
Replace seal.
Avoid use it for long time, high
speed and heavy load clean the
oily deposits.
Remedy
Replace piston, piston ring
replace piston pin, piston
replace bearing.
Avoid use it for long time,
high speed and heavy load
clean the oily deposits replace
require branded octane.
Instead fuel
adjust spark gap (0.6-0.7)mm
adjust coil gap (0.3-0.4)mm
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