INJECTION PUMP SERVICE MANUAL NUMBER 22
Page 5D-12 90-860074--1 FEBRUARY 2002
6. The TDC notch is on the pulley aft edge of the larger drive pulleys. Align notch to timing
marks on gear cover for TDC number 1 cylinder.
75437
70281
a
b
a
Typical
a-TDC Notch On Pulley
b-Timing Cover Mark
7. Disconnect battery cables.
8. Using a suitable device remove threaded, round injection pump gear cover by turning
cover COUNTERCLOCKWISE.
70761
a
a-Cover (Pin-Type or Hex-Head)
9. Remove injection pump gear nut and lockwasher. Do NOT allow crankshaft to rotate.
22217
70770
a
b
a-Gear
b-Nut and Lockwasher
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