Engine JAC HFC4DA1-2C. Manual — part 130
MT
MT
MT
MT Manual
Manual
Manual
Manual Transmission
Transmission
Transmission
Transmission
-40-
Removal/Installation
Removal/Installation
Removal/Installation
Removal/Installation (Continued)
(Continued)
(Continued)
(Continued)
Transmission
Transmission
Transmission
Transmission
5.
Install the fixed circlip of 5
th
driving gear of
transmission countershaft in place.
6.
Install
output
shaft
of
transmission
into
transmission housing.
7.
Install guide bearing of input shaft of transmission
in place.
8.
Install shifting mechanism assembly.
�
Maintain each gear and synchronizer at neutral
position.
�
Install interlocking steel ball into transmission
housing.
�
Install
gear
shift
shaft
into
transmission
housing gently.
MT
MT
MT
MT Manual
Manual
Manual
Manual Transmission
Transmission
Transmission
Transmission
-41-
Removal/Installation
Removal/Installation
Removal/Installation
Removal/Installation (Continued)
(Continued)
(Continued)
(Continued)
Transmission
Transmission
Transmission
Transmission
9.
Install gear shift control mechanism assembly.
�
Install the self-locking device of gear shift
control mechanism in place.
10. Knock the input shaft gently into transmission.
Attention:
During the installation of input shaft, use rubber
hammer to knock gently
on symmetric
position on input shaft support bearing.
�
Install inside and outside circlips into input
shaft of transmission.
�
Install
the
countershaft
bearing
into
transmission. Please notice the mounting
direction of both side bearing inner rings, with
the one without ledge facing inward of
transmission. During installation, use hammer
to knock on transmission bearing gently and
evenly into transmission housing.
11. Install shifting mechanism assembly.
�
Maintain each gear and synchronizer at neutral
position.
�
Install interlocking steel ball into transmission
housing.
�
Install
gear
shift
shaft
into
transmission
housing gently.
12. Install gear shift control mechanism assembly.
Install the self-locking device of gear shift control
mechanism in place.
MT
MT
MT
MT Manual
Manual
Manual
Manual Transmission
Transmission
Transmission
Transmission
-42-
Removal/Installation
Removal/Installation
Removal/Installation
Removal/Installation (Continued)
(Continued)
(Continued)
(Continued)
Transmission
Transmission
Transmission
Transmission
13. Install top cover of transmission.
Maintain gear shift control mechanism and gear
shift shaft at reverse gear position.
14. Install gear shift control mechanism onto the top
cover of transmission.
Attention:
Attention:
Attention:
Attention:
In order to avoid deformation during installation of
transmission cover, please tighten bolts on middle
part first and then bolts on both sides in symmetry.
(Check for normal gear shifting after installation)
15. Assemble
clutch
housing
onto
transmission
housing.
Tighten outer bolts and front cover mounting bolts of
input shaft. Please tighten bolts on middle part first
and then bolts on both sides or tighten diagonally.
16. Tighten output shaft flange of transmission to the
specified torque.
MT
MT
MT
MT Manual
Manual
Manual
Manual Transmission
Transmission
Transmission
Transmission
-43-
Maintenance
Maintenance
Maintenance
Maintenance Parameters
Parameters
Parameters
Parameters
Tightening
Tightening
Tightening
Tightening torque
torque
torque
torque
Position
Technical Requirement (N.m)
Connection between clutch housing and transmission housing
68.6~93.2
Reversing lamp switch
29.4~39.2
Rear cover, transmission cover bolts
25~35
Bracket bolt
25~35
Side cover bolt
14~24.5
Vent plug
10.8~18.6
Oil filler plug and oil drain plug
39.2~58.8
Output shaft nut
160~210
Gear shift shaft dowel hole bolt
9.8~14.7
Odometer shaft sleeve
9.8~14.7
Release fork ball joint support
30~42
Input shaft front cap
9.8~14.7
Main technical parameters
Type
Five forward gears and one reverse gear
Control type
Remote control
Rated input torque
300N.m
Assembly mass
About 78Kg
Speed ratio
Gear position
Speed ratio
1
st
gear
4.717
2
nd
gear
2.513
3
rd
gear
1.679
4
th
gear
1.00
5
th
gear
0.784
Reverse gear
4.497
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