Table of Contents
Advertisement
GPA20 removable shaft
E . Disassembling and assembling
the 540 and 1000 rpm pinions and
the front bearing
Disassembly
To remove the pinions (5) (6), it is necessary to
remove:
- the lift cover (see section 6)
- top cover at the rear PTO drive shaft, the driving
pinion and the layshaft (see section 7).
30. For access to the sensor, remove the left-hand ram
by removing the lower attachment and by discon-
necting the feed pipe. Remove the PTO sensor.
31. Remove the rear bearing and repeat operations
to 11.
32. Remove the pinions (5) (6).
33. Extract the roller bearing (1) and the deflector (2).
Reassembly
34. Check and clean all components. Replace any
defective parts.
35. Smear the deflector (2) with Loctite 648 on the
mating surface with the housing and put it with its
bore. Turn the opening upwards
36. Fit the roller bearing (1) in the housing, in abutment
with the deflector (2).
37. Lubricate the rings (3) (4).
38. Refit the pinions (5) (6) and screw two guide studs
in abutment on the pinion (6). The purpose of this
operation is to maintain the pinions
while refitting the rear bearing.
N
: If the rings (3) (4) are damaged, replace the
OTE
pinions (5) (6).
39. Refit the rear bearing and repeat operations
15.
40. Smear the thread of the PTO sensor with Loctite
"Form A gasket 2" (sensor sealing or equivalent).
Adjust the sensor:
- Tighten the sensor home, without forcing, until it
comes in contact with the pinion (6).
- Unscrew the sensor by 3/4 turn.
- Tighten the nut (18) moderately and connect the
harness.
07C01.8
8
41. Refit the left-hand ram, install the lower attach-
42. Refit the driving pinion assembly.
43. Refit the lift cover (see section 6).
44. Top up the oil level in the rear axle.
45. Check the correct operation of the PTO and its
(Fig.
8).
46. Check for the oil tightness of:
(Fig.
4) in line
12
to
ment and reconnect the feed pipe.
brake.
- mating faces of seals (spool valve support, lift
cover, cover, PTO rear bearing).
- the hydraulic unions.
Massey Ferguson 5400 - Issue 1.a
Fig. 8
Advertisement
Chapters
Table of Contents
