ENGINE
M6040, M7040, WSM
1-S44
Governor Housing Assembly
1. Remove the injection pump unit from the engine. (See page
1-S42.)
2. Remove the lubricating oil pipe (3).
3. Remove the stop solenoid (2).
4. Detach the sight cover (1) from the injection pump unit.
5. Unhook the start spring (7) from the rack pin (6) of injection
pump assembly.
6. Remove the lock nut (5).
• Be careful not to drop the nut inside.
7. Slide off the governor connecting rod (4) from the rack pin of
injection pump assembly.
8. For convenient sake, temporarily hook the start spring on the
rack pin hole of the governor connecting rod.
9. Remove the governor housing mounting screws.
10. Detach the governor housing assembly (8) from the injection
pump unit.
(When reassembling)
• When reassembling the inside parts, put the oil on each inside
part slightly.
• After sliding on the governor connecting rod to the rack pin,
tighten the nut with the specified torque with using the jig for
keeping the governor connecting rod horizontal. (See page
1-S49.)
• After tightening the nut, hook the start spring on the rack pin.
• Check the movement of control rack of injection pump assembly
by the stop lever.
• When installing the governor housing assembly to the
injection pump unit, be careful not to damage O-ring (9).
• When linking the governor connecting rod to the rack pin
of injection pump, use the jig for keeping the governor
connecting rod horizontal. Otherwise the control rack may
be stuck, and causes to be difficult to start the engine or
hunting of governor. (See page 1-S49.)
9Y1210143ENS0064US0
Tightening torque
Governor housing
mounting screw
9.81 to 11.2 N·m
1.00 to 1.15 kgf·m
7.24 to 8.31 lbf·ft
Lock nut
2.9 to 4.0 N·m
0.29 to 0.41 kgf·m
2.1 to 2.9 lbf·ft
(1) Sight Cover
(2) Stop Solenoid
(3) Lubricating Oil Pipe
(4) Governor Connecting Rod
(5) Lock Nut
(6) Rack Pin
(7) Start Spring
(8) Governor Housing Assembly
(9) O-ring
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