MASSEY FERGUSON 6400 Workshop Service Manual page 194

Splitting - GBA10 gearbox / Centre housing
C . Disassembling and reassembling
with the cab fixed to the gearbox
Remark
The disassembly procedure with cab fixed to gearbox
is almost identical to that described at § B.
However, it is necessary to add all disassembly opera-
tions concerning the centre housing in order to make
the rear axle mobile and carry out disassembly in the
correct conditions.
Preliminary operations
39. Manually disengage the Park Lock mechanism
(optional) (see chapters 9 and 11).
40. Apply the parking brake.
41. Check that the suspended front axle is in lowered
position (if fitted).
42. Place the rear wheels in the wide track position.
43. Remove the footstep.
Servicing under the tractor
44. Remove the chassis reinforcements (if fitted, see
chapter 2).
45. Remove the guard and the 4WD shaft.
46. Drain the oil from the gearbox and centre housing.
47. Remove:
- the 4WD cover located under the back of the
gearbox.
- the reverse shuttle lubricating pipe (1) located
between the centre housing and gearbox (Fig. 8).
Servicing on the right-hand side of the
tractor
48. Mark then disconnect:
- the battery cables,
- the lubricating hoses (running to and from the
cooler),
- the main pipe (17 bar) on the selector cover,
- the front differential lock hose on the right-hand
hydraulic cover,
- the creeper cable (if fitted),
- the electrical cables on the right-hand hydraulic
cover and the filter,
- the hydraulic hoses joined to the cab on the right-
hand hydraulic cover,
- the engine speed sensor connector,
- the linkage sensor connector.
02C02.10
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H
Servicing on the left-hand side of the
tractor
49. Mark then disconnect:
- the harness of the fuel gauge on the tank
- the fuel feed and return hoses on the engine
(block ports),
- the vent hose on the tank.
- Drain the tank (if necessary) and remove it.
- Disconnect the lubrication tube located at the
front left-hand side of the gearbox.
Massey Ferguson 6400 - Issue 1
Fig. 8