Dongfeng DFA1063DJ10 (14)-301/303. Manual - part 7
Transmission
MT-3
Gear throw out of mesh in operation
Oil leak
Difficulty
in shifting
Others
· Abnormal disengagement of clutch
· Viscosity of lubricating oil too large
· Adjust clutch
· Use suitable lubricating oil
Trouble
Cause
Correction
Transmission
gear jump
automatically
Control system
· Incorrect adjustment of control system
· Mobile shift lever moved caused by the vibra-
tion of truck
· Check and correct the control hinge
· Check the engine and cab rubber mount
for damage, replace faulty parts
· Gear shift fork deformed or worn out
· Self lock ball or ball groove of gear shift fork
shaft worn out
· Self lock spring broken or fatigue
· The clearance of gear too large
· Connecting teeth or sleeve back taper failure
· Sliding part or end face of sliding sleeve worn
· Bearing worn cause the axial running
· Flange locking nut loosened
· Check and adjust or replace it if it is twist
· Disassemble and replace worn parts
· Replace
· Adjust the clearance or replace gear
· Check, replace
· Replace shaft sleeve
· Replace bearing
· Tighten the nut as required
Shift disorder
· Inter lock steel ball or inter lock pin worn out
or forgotten assemble
· Disassemble to check or assemble
Trouble
Cause
Correction
Oil leak
· Excessive lubrication oil
· Sealing element worn out or failed
· Fastening part loosened
· Vent plug plugged
· Forget to spread on bolt sealing glue
· Drain some lubricating oil
· Replace
· Tighten
· Unplug
· Spread on sealing glue and assemble