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 3-78
FUEL INJECTION PUMP (50) REPAIR (CONTINUED)
I
Remove tappet (22) and preformed packing (23) from face
gear bore. Discard preformed packing (23).
Remove spring ring (24) and plunger button (25).
J
SPRING
COMPRESSION
TOOL
Install delivery valve holder (12) and
finger
K
tighten, and place hydraulic head (18) in inverted position.
With plunger (26) at highest position, assemble spring com-
L
pression tool
over lower spring seat (27),
depress plunger spring (28) slightly with arbor press and
remove plunger retaining rings (29).
Release and remove lower spring seat (27). Remove
M
(10) and delivery valve holder (12).
wORKBENCH
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