Yanmar 4LHA-HTP User Manual

Chapter 7 Reduction and Reversing Gear
3. Inspection and Servicing
4LHA Ser
3-10 Intermediate shaft
Nut
Washer
Shim
Roller bearing
D2
Dl
r
r
Intermediate shaft
Intermediate gear
Spring pin-
(l)Visually inspect the shaft and repair or replace a part
when any abnormal condition is found on its surface.
Di
D2
Shift lever shaft.
Shifter insertion hole
Standard
6.69-6.70
(0.2634 - 0.2638).
11.966 - 11.984
(0.4711 - 0.4718)
12.0 - 12.018
(0.4724 - 0.4731)
mm (in
Limit
6.50
(0.2559)
11.95
(0.4705)
12.05
(0.4744)
3-11 Shifting device
3-11-1 Shifter
Spring pin
Location pin
SVV))
J
Sliding surface of shifter
Shift lever shaft
(1) Visually inspect the surface which contacts with the
drive cone, and replace the shifter when signs of over-
heating, damage or wear are found.
(2) Measure the shaft diameter of the shifter. Replace the
shaft if the size deviates from the standard.
3-11-2 Shift lever shaft and location pin
(1) Check the shift lever shaft and location pin for damage
or distortion, and replace defective parts. If the location
pin must be replaced, replace it together with the shift
lever shaft.
(2) Measure the diameter of the shift lever shaft and the
shifter insertion hole. Replace the part if the size
deviates from the standard value.
05, Location pin
Side cover.
Shift insertion hole
Standard
27.959 - 27.98
(1.1001 - 1.1016)
12.0 - 12.018 ,
(0.4724- 0.4731)
28.0 - 28.021
(1.1024 - 1.1032)
mm (in.)
Limit
27.90
(1.0984)
12.05
(0.4744)
28.08
(1.10551
7-1-15

Yanmar 4LHA-HTP Specifications

General

Brand	Yanmar
Model	4LHA-HTP
Category	Engine
Language	English