Yanmar 6LPA-STP2 Service Manual page 182

FUEL SYSTEM
Part Name
Direction of rotation
Injection order
Delivery valve opening
pressure
Inclination of plunger spring
free length
Spring free length - Delivery
valve spring
Spring free length - Plunger
spring
Boost compensator spring
free length
Roller height variation
Timer adjusting screw
protrusion presetting
Fuel
injection
pump
Plunger spring shim
thickness
Flyweight holder thrust
clearance
Governor gear adjusting
washer thickness
Governor shaft protrusion
Plunger pre-stroke Adjusting
shim thickness
Boost compensator
diaphragm adjusting shim
thickness
6-6
Item
0.5 mm (0.020 in.)
1.2 mm (0.0472 in.)
2.0 mm (0.080 in.)
There are 131 types of shims having thickness from 1.90 to 3.20 mm
There are 12 types of shims having thickness from 1.1 to 3.3 mm
© 2007 Yanmar Marine International
Specification
Clockwise viewing from the drive side
1 4 2 6 3 5 (A-B-C-D-E-F)
2
75 to 85 kgf/cm , 7.36 to 8.34 MPa (1067 to 1209 psi)
2.0 mm (0.08 in.)
12.6 mm (0.5 in.)
31.2 mm (1.29 in.)
19.0 mm (0.7480 in.)
0.02 mm (0.0009 in.)
7.5 to 8.0 mm (0.30 to 0.31 in.)
0.8 mm (0.315 in.)
1.5 mm (0.06 in.)
0.15 to 0.35 mm (0.0006 to 0.0138 in.)
1.05 mm (0.041 in.) 1.25 mm (0.050 in.)
1.45 mm (0.06 in.) 1.65 mm (0.065 in.)
1.85 mm (0.073 in.)
0.5 to 2.0 mm (0.02 to 0.08 in.)
0.23 to 0.27 mm (0.009 to 0.0106 in.)
(0.075 to 0.126 in.) in 0.01 mm (0.0004 in.) steps.
(0.043 to 0.130 in.) in 0.2 mm (0.0008 in.) steps.
6LPA Service Manual
Specifications
1.0 mm (0.04 in.)
1.8 mm (0.71 in.)