Mitsubishi S4Q2 - 21 Fuel Injection Nozzles; Disassembly

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Service Manual Mitsubishi SQ-Series diesel engines
Version 08/2004
FUEL INJECTION NOZZLES
ENGLISH
FUEL SYSTEM
FUEL SYSTEM
21 FUEL INJECTION
NOZZLES
21.1 Disassembly
1. Retaining nut
2. Nozzle tip assembly
3. Piece
4. Pin
5. Spring
6. Washer
7. Nozzle body
Figure 169 Disassembly sequence
Check for wear
Check for carbon on tip
or in orifice
Check for wear
7
6
5
4
3
2
1
Check for defect