MASSEY FERGUSON 5400 - Planet Carrier

Massey Ferguson 5400 - Issue 1.a
06B02.8
GPA20 Heavy Duty Trumpet housings
C . Planet carrier
Disassembly
35. Remove the trumpet housing (see § B).
36. Remove screw (24).
37. Take off the lock washer (25) and the shim(s) (26)
(Fig. 8).
38. Remove the planet carrier (10).
39. Open the snap ring (11).
40. With a hammer, lightly tap on the three pins (12).
41. Take out the three pins (12) and the snap ring (11).
42. Remove the three pinion gears (14), needles (16),
spacers (15) and shims (13).
Reassembly
43. Clean the planet carrier (10), the pins (12) and the
pinion gears (14). Check the components.
44. Smear the needles with miscible grease. On each
pinion gear, place two rows of needles (16) sepa-
rated by a spacer (15) (Fig. 8).
45. Shim the pinion gears.
N
OTE: Shims (13) are available in three different
thicknesses.
46. Fit the pinion gears (14) with shims (13) of medium
thickness on either side.
47. Engage the three pins (12).
48. Use a set of shims to determine a thickness of
shims (13) to fit to obtain axial clearance between
0.15 and 0.55 mm on each pinion gear (Fig. 9).
49. Pull gently on the three pins, and fit the shims (13)
selected at operation 48.
50. Drive out the three pins and the snap ring (11).
51. Open the snap ring (11) (Fig. 10).
52. Tap lightly on the three pins so that the snap ring
fits into the groove of the planet carrier (Fig. 10).
53. Ensure that the tab washer (9) is present.
54. Refit the planet carrier.
55. Fit shims to obtain the required preload (see § E).
56. Refit the trumpet housing (see § B).
Fig. 8
Fig. 9
Fig. 10