Yamaha 55DEHD Service Manual page 59

4. Check that the mark b on the flywheel
magnet is aligned with the pointer 4 on
the pulser coil assembly.
4
5. If it is not aligned, remove the control link
rod 5, and then adjust the control link
rod length c.
c
NOTE:
To adjust the control link rod, refer to page
3-6.
Length c (reference data):
71 mm (2.79 in)
6885J11
b
68830250
5
68830038
6. Check the screw out length d of the
adjusting screw 3.
d
Specified length d
(full advanced, reference data):
55D, 75A:
32.0–33.0 mm (1.26–1.30 in)
85A: 30.0–31.0 mm (1.18–1.22 in)
7. Slowly turn the flywheel magnet clock-
wise, and check that the timing plate 1 is
aligned with the scale e on the flywheel
magnet in the specified position.
Timing plate position e (full retard):
BTDC 2°
Control system
1
3
2
68830260
3
4
5
e
1
6
7
68830270
8
9
3-12