MASSEY FERGUSON 5400 - Page 103

Massey Ferguson 5400 - Issue 1.a
05C02.17
GBA20 Power Shuttle
49. If required, fit the 1.5 bar valve (73). Tighten to a
torque of 47 - 54 Nm.
Insert ring (16) using a suitable fixture, with the
chamfer “C” turned as shown in Fig. 9.
50. Lubricate the ring. Assemble pump unit (1) on unit
(18).
51. Lubricate pump (14) with transmission oil and posi-
tion it aligning the flat sections of the rotor with
those on the unit (18).
52. Manually check the angular movement of the rotor
on the flat sections of unit (18).
53. Fit the bearing (12) on the cover (2) of the pump. Fit
the cover. Install circlip (11) and screws (13) and
tighten to a torque of 25 - 35 Nm.
54. Lubricate and install a new assembly (O'ring (7)
and anti-extrusion ring (8)). Slide on the splined ring
(6). Fit a new front snap ring (9).
55. Soak the discs (29) in a transmission oil bath for
approximately 1 hour. Check that they are correctly
impregnated.
56. Position the intermediate plates (30), aligning the
tabs and the discs (29) on the hub (27) (see remark
and Fig. 10).
N
OTE 1: The number of discs and intermediate
plates depends on the tractor type.
N
OTE 2: The forward clutch cover (33) differs
according to the number of discs.
57. Put the forward clutch cover (33) on the unit (18)
with Loctite 549 or equivalent, with the tabs of the
intermediate plates inserted in the notches of the
forward clutch cover.
Fit and tighten the screws (66) to a torque of
25.5 - 34.5 Nm.
58. Manually check the rotation of the hub (27).
59. If necessary, refit the input sun gear (53) and fit
snap ring (54).
Power
(CV)
N° of discs N° of
intermediate
plates
65 to 105 4 5
110 5 6
Fig. 9
27
29
30
MA-05-02011A
Fig. 10