FUEL INJECTORS
SERVICE MANUAL NUMBER 22
90-860074--1 FEBRUARY 2002 Page 5C-11
CAUTION
Do NOT bend fuel injection pipes. Bending may cause metal to flake off inside
pipes, causing injectors or injection pump to malfunction.
7. Remove fuel injection pipes from injection pump and injectors.
8. Remove flanged hex nut and washer (some engines may not have washers installed).
9. Remove injector clamp. Retain all components.
75584
a
b
a
b
a-Flanged Hex Nut (or Hex Nut and Washer, If Equipped)
b-Clamp
CAUTION
To prevent injector nozzle from rusting, wet parts with diesel fuel before handling.
NOTE: To assist in removal, rotate the injector slightly clockwise and counter-clockwise to
break any seal formed by paint or corrosion. Repeat for each injector if required.
10. Withdraw the fuel injector from the bore together with mounting hardware. Discard
copper sealing washer and O-ring.
73911
a
b
c
d
a-Fuel Injector
b-Fuel Return Pipe Adaptor
c-O-ring
d-Copper Sealing Washer
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