4. Regular inspection
58
3. Check the nozzle spray status. If it is defective,
replace the nozzle.
DV2213165A
Removal of nozzle
1. Remove fuel injection pipe between nozzle holder and
injection pump.
2. Remove fuel return pipe.
3. loosen the Union screw(A) of nozzle holder with
Nozzle plug socket (EI.03004-0225)
4. Remove nozzle holder with sealing from the cylinder
head.
DV2213166B
CAUTION
•
As the nozzle injection nozzle is designed to
operate under high pressure, you should handle
it with special care.
•
Do not hold your hands under the fuel jet, as
there is a rise of injury. Do not inhale the atom-
ized oil fuel. If possible, work under an extraction
system.
abnormal
abnormal
normal
Engine Model
Nozzle injec-
tion pressure
(Mpa)
DP158L
DP158LCS
28
DP158LCF
28
DP158LDS
28
DP158LDF
28
DP180L
DP180LBS
28
DP180LBF
28
DP180LAS
28
DP180LAF
28
DP222L
DP222LAS
28
DP222LBS
28
DP222LBF
28
DP222LCS
28
DP222LCF
28
Sealing
Dust seal
A
Nozzle plug socket