Yanmar 3JH3E - 2-2 Specifications of lube oil pump

Chapter 5 Lubrication System
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Oil pressure regulator valve
Outer ro!or
Rator shaft
Side cover
Side cave
Outer rotor
Inner rotor
2~2 Specifications of lube oil pump
Table of helical gear
Precision(JIS)
Gear !eeth shape
Tool
Gear teeth shape
Module
Angle of pressure
Number of teeth
Straddle
Gear
(Reference)
thickness
Overpin dia.
Distortion angle
Dislortion direction
Printed in Japan
HINSHI-H8009
Class 4
Standard
Gear teeth average
2.0
20·
29
4(21.516)
67.956±0.04
(Pin dia.:3.969)
20·
RIGHT
Standard pitch dia.
161.722
Transposition faclor
-0.0866
Finishing method shaving
Crowning
None
Number of teeth
28
Other gear
Transposition factor
-0.025
Finishing method
shaving
Distance
to center
60.65±0.05
Backlash 0.15±0.04
Tough-ride surface trea1ment
Remarks Hardness:
HV570~680
5-3
Oil pressure regulator valve
Rotor shaft
L/0 pump specifications
Engine speed
3600(rpm)
800{rpm)
Pump speed 3477(rpm)
772{rpm}
Delivery theory G 19.0(l/min) G8.0(l/min)
Delivery pressure
4.4 (kgf/cm
2
)
~0.5(kgl!cm')
Oil temp.
60±5(°C)
+-
Suction head 1/28·40cm
-
Lube oil
SAE#30
+-