Yanmar 4LHA-HTP Operation Manual page 544

Chapter 7 Reduction and Reversing Gear
2. Shifting Device
2-5-1 Measurement and adjustment of clearance
(l)Assemble the shifting mechanism (without installing
the stopper bolt of the shifter) to the marine gear case.
NOTE:Ensure the correct alignment of the shifter before
assembly.
Top side
t
Shift lever .
shaft center
Shifter center
B o t t o m side
(2) Turn the shift lever 10 ~ 15 degrees either to the clutch
gear (A) or clutch gear (B) position from the neutral
position.
(3) Measure the L-distance between the shift lever shaft end
surface and the shifter end.
(4) Measure the H-distance (the distance from the neck of
the stopper bolt to its end).
(5) Obtain the shim thickness " T " by the following formula.
T = ( H - L +1.25 ) ± 0.1mm (0.0039in.)
NOTE:Shim set includes one each of
0.25mm shims.
(YANMAR Part No. 177088-O6380)
{6)lnsert shim (s) of proper thickness to the stopper bolt
side and tighten to the shift lever shaft.
NOTE:When tightening the stopper bolt, apply either a
non-drying type liquid packing (THREE BOND
No. 1215), or a seal tape around the bolt threads.
A p p r o x .
5mm (0.1968in.
Do not apply
liquid packing
or seal tape to
this area.
2-5-2 Inspect for the following points
(to be inspected every 2-3 months)
(1) Looseness at the connection of the cable connector and
the remote control cable.
(2(Looseness of the attaching nut of the cable connector
and the shift lever.
1mm,0.4mm,0.3mm,
NOTE. Shift lever must be installed in the direction of the
7-1-8
L-mark ensuring the specified installation angle
(6).
6 = 90°
4LHA Seru
(mm)
Shim
Stopper bolt