Mercury D4.2L D-Tronic

FUEL INJECTORS
SERVICE MANUAL NUMBER 22
90-860074--1 FEBRUARY 2002 Page 5C-7
Fuel Injector (Cutaway View)
75439
75104
10
11
12
1
2
3
4
5
6
7
8
9
6
7
5
Instrumented Injector (Needle Motion Sensor) Shown (Non-Instrumented Similar)
1-Holder Body
2-Adjusting Spindle
3-Contact Lug
4-Sensor Coil
5-Pressure Adjustment Shim
6-Pressure Spring
7-Pressure Spindle
8-Guide
9-Spring Support
10 - Stop Sleeve
11 - Intermediate Disc
12 - Nozzle Retaining Nut