D1146/D1146TI/DE08TIS
MAINTENANCE MANUAL
118
Printed in Jan. 2001 PS-MMA0415-E1A
4.3.5. Injection nozzle
1) General descriptions
Pressurized fuel delivered from the fuel injection pump is sprayed into the
combustion chamber past the injection nozzle at proper spray pressure and spray
angle, then burnt completely to achieve effective engine performance.
2) Construction
3) Disassembly
z Clamp the nozzle assembly and remove the nozzle holder.
z Remove the nozzle nut and components inside.
4) Inspection
z Visually inspect the disassembled components for damage.
1. Nozzle holder
2. Union nut
3. Shim
4. Spring
5. Guide bush
6. Intermediate washer
7. Cap nut
7. Nozzle ass`y