Mitsubishi S4L2 User Manual

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Service Manual Mitsubishi SL-Series diesel engines
Version 08/2004
ENGLISH
FUEL INJECTION NOZZLE FUEL SYSTEM
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39.2 Disassembly and assembly
Disassembly sequence
1. Retaining nut
2. Nozzle tip assembly
3. Piece
4. Pin
5. Spring
6. Washer
7. Body
Check for wear
Check test force
and squareness
Check for wear
and damage
Check for too much carbon on
tip of nozzle or in nozzle orifice
5.5 ± 0.5 kgf·m
(40 ± 4 lbf·ft)
[54 ± 5 N·m]
3.75 ± 0.25 kgf·m
(27 ± 1.8 lbf·ft)
[36.8 ± 2.5 N·m]
Figure 219 Disassembly sequence and inspection
points

Mitsubishi S4L2 Specifications

General

Compression Ratio	22:1
Aspiration	Naturally Aspirated
Fuel System	Direct injection
Engine Model	S4L2
Starting System	Electric Starter
Cooling System	Water-cooled
Engine Type	4-stroke, water-cooled, diesel engine
Lubrication System	Forced lubrication