MASSEY FERGUSON 5400 - Preliminary Operations; Removing and Refitting the Shaft and Pinion Assembly

Massey Ferguson 5400 - Issue 1.a
05I02.5
GBA20 layshaft with Power Shuttle
B . Preliminary operations
IMPORTANT: To correctly shim the taper roller bearings
of the layshaft it is necessary to remove the gearbox.
1. Split the tractor between the gearbox and the rear
axle (see chapter 2).
2. Split the gearbox from the engine (see chapter 2).
3. Place the gearbox on a workbench or a suitable
fixture.
Remove the forward clutch from the Power
Shuttle (see chapter 5).
4. Remove the selector cover (see chapter 5).
5. Remove the input unit (see chapter 5).
I
MPORTANT: After removing the input unit, pair the
bearing cup housed in the input unit rear bearing with
the layshaft of the front bearing cone.
C . Removing and refitting the shaft
and pinion assembly
Removal
6. To release the rear end of the shaft, remove oil
deflector (50), using an inertia extractor, shims (51)
and cup (52) (Fig. 2).
7. Pull out the shaft and related pinion assembly from
the front side of the housing (Fig. 3) by tilting it so
that the set of pinions come out of the lower
shafts.
I
MPORTANT: To remove the shaft, do not put the
handling bar in the bore so as not to damage
needle bearing (62) (Fig. 3). If necessary, carry out
the operation with the help of an assistant.
52
51
50
MA-05-00494B
Fig. 2
62
MA-05-00495A
Fig. 3