Mitsubishi Heavy Industries SL Series Service Manual page 103

2.2.3 Removing tappet
Once the tape guide pin is removed, the tappet will
spring out. Do not allow it to drop on the floor.
(1) Unbend the lock plate's lug using a screw driver.
(2) Rotate the tappet guide pin 180° to align the guide pin's
flat edge with the counterpart in the housing.
(3) While pushing in the tappet, pull out the tappet guide
pin with long-nose pliers.
2.2.4 Removing plunger
(1) Remove the tappet adjusting shim.
(2) Using tweezers, remove the plunger together with the
spring lower seat.
(3) Remove the plunger spring.
(4) Remove the control sleeve together with the spring
upper seat.
(5) Pull out the control rack.
FUEL SYSTEM
Removing tappet guide pin
Removing tappet
Removing plunger
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