Yanmar 4LHA-HTP Operation Manual page 441

Chapter 3 Fuel Injection Equipment
2. Disassembly, Reassembly and Inspection of Governor
2-3 Assembling the governor
Inspect all parts after disassembly and replace any
parts as necessary. Before starting reassembly, clean
both the new parts and parts to be reused, and put
them in order.
Be sure to readjust the unit after reassembly to obtain
the specified performance.
(1) Insert the governor weight assembly to the taper
portion at the end of the fuel pump camshaft.
Stop it through the hole in the fuel pump coupling
or by holding the coupling with a vise. Mount the
spacer, and tighten the governor weight nut.
Governor weight
tightening torque
(2) Open the governor weight and insert the sleeve in
the end of the fuel pump camshaft.
V
NOTE: Make sure that the sleeve moves
after
39.2 - 44.1 (4.0 - 4.5) N(kgf) m
insertion.
(3) When the control lever shaft has been removed,
lightly tap the control lever shaft a n d washer from
inside the governor case, using an appropriate
plate.
(4) If the governor has been disassembled, tap in the
spring pin.
(5) Mount the governor link to the governor lever
assembly.
NOTE:
2.
(6) Hook the governor spring on the c o n t r o l lever shaft
and tension lever hooks.
smoothly
3-2-19
1. Make sure that the correct governor
mounting holes are used, and that it is
mounted in the correct
Make sure that the governor
smoothly.
4LHA Serie:
link
direction.
link moves