Reduction And Reversing Gear; Specifications Of 3Jh4E Marine Gears - Yanmar 3JH4E Service Manual

10. Reduction and reversing gear

10. Reduction and reversing gear
The specifications of marine gears are explained in this manual.
Refer to the service manuals of the existing JH3 series engines and the marine gear service manual for
inspection, disassembly and reassembly procedures. Also refer to the service manual of the sail drive.

10.1 Specifications of 3JH4E marine gears

Model
For engine models
Clutch
Reduction Forward
ratio
Reverse
Propeller shaft speed
(at continuous power, Forward) min
Direction of Input shaft
rotation
Output shaft
Remote Control head
control
Cable
Clamp
Cable connector
Output shaft Outer diameter
coupling
Pitch circle diameter
Connecting bolt holes
Position of shift lever, viewed from stern
Lubricating oil
Lubricating oil capacity
Dry mass
Constant mesh gear with servo cone clutch (wet type)
2.36
3.16
1232
-1
Forward
Reverse
286
KM35P
3JH4E
2.61
3.16
1114
Counter-clockwise, viewed from stern
Clockwise, viewed from stern
Counter-clockwise, viewed from stern
Single lever control
Morse. 33-C (cable travel 76.2 mm)
YANMAR made. standard accessory
YANMAR made. standard accessory
100 mm
78 mm
4-10.5 mm
Left side
API CC class, SAE 20/30
0.5 liters
12 kg
KM35A
3JH4BE
2.33 2.64
3.04 3.04
1246 1103
Right side
0.65 liters
13 kg