Massey Ferguson 5400 - Issue 1.a
05C02.26
GBA20 Power Shuttle
Shimming the shaft (1) (Fig. 20)
120.
Position the dial gauge feeler pin on the end of the
shaft (Fig. 20).
121.
Pull the shaft, turning it to and fro from left to right
to correctly “seat” the cones in the bearing cups.
122.
Set the dial gauge to zero.
123.
Repeat the operation 121, this time by pushing.
124.
Depending on the clearance reading, select a thick-
ness of shims (3) to obtain the following P1
preload: P1 = 0.05 to 0.15 mm (Fig. 20).
N
OTE : If possible, shim to the maximum toler-
ance.
125.
Take out the screws (5). Remove stop plate (8).
126.
Position the final shims (3) selected during opera-
tion 124 on the unit (7). Install the plate (8). Install
and definitively tighten the screws (5) to a torque
of 25 - 35 Nm, with their threads lightly greased
with Loctite 242 or equivalent.
127.
Manually check the rotation of the shaft (1).
Final operations
128.
Refit the Speedshift unit (see section 5).
129.
Refit the reverse clutch (see § E).
130.
Refit the input unit (see section 5).
131.
Refit the forward clutch (see § B).
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