Yanmar 4JH2E Service Manual page 155

Chapter 3 Fuel Injection Equipment
19. Pump RetMsembly,Adjustment and Inspection
------------------------------------------------------------4JH2-UTE
Part No. 157829-7620
Fig. 19
Fig. 20
3-90
c) Boost compensator stopper and aneroid
compensator type
Install the block gauge (Part No. 157829-
7620) as shown in Fig. 19. Insert the pin of
the plunger lift stroke measuring device
(Part No. 157829-3520) into the device
shaft. already fixed in step b-(2). Secure the
dial with the nut. To set the dial's zero
point. lightly push the dial so that the dial
reads between 2 and 3 mm (the tip of the
pin touches the rear side of the closing
plug.) Ensure the sleeve is pushed toward
the flyweight side.
Hold the corrector lever against the block
gauge and push the tension lever against
the stopper pin press-fitted into the block
gauge. Next, push the governor sleeve until
the start lever contacts the tension lever.
and will not move any further. Then. read
the dial and select the proper sized closing
plug to ensure that dimension MS is as
specified.
13. Governor Spring Installation
(Variable governor)
Attach the governor spring to the control lever
shaft so that the hook faces downward.
Printed in Japan
AOA1029-9109SP