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9LD Workshop Manual _ cod. 1.5302.286 - 3° ed_rev. 02
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Disassembly / Reassembly
Governor springs with single-spring system
1 Extra fuel spring
2 lnjection pump control lever
3 Governor spring
4 Throttle lever
ELECTRONIC SPEED GOVERNOR
(optional)
1 lnjection pump control lever
2 Electromagnet
3 Eccentric screw
4 Conical plug
5 Conical plug
6 Actuator
7 Eccentric screw
Assemble the entire plate by centring it on the reference pins and make
sure that the injection pump rack rod pin is inside lever “1”. Fix the plate
by using the specific screws for its model.
Governor springs with rocker arm system
The system features two springs anchored to a rocker arm and allows
for minimal r.p.m. changes at low speed levels.
The device is operated automatically: when the engine is stopped spring
6 acts on injection pump control yoke 7 providing maximum fuel delivery,
until the engine starts and the governor controls the iniection pump rack.
Components:
1 Rocker arm for spring anchoring
2 Governor springs
3 Plate
4 Link
5 Throttle lever
6 Supplementary start-up fuel spring
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