MASSEY FERGUSON 5400 - Trumpet Assembly

Massey Ferguson 5400 - Issue 1.a
06B01.6
GPA20 Normal Duty Trumpet housings
B . Trumpet assembly
Removal
1. Immobilise the tractor. Apply the handbrake. Fit
shims between the frame and the front axle beam
(see section 2).
2. Drain the rear axle.
3. With the help of a trolley jack, raise the relevant
side of the tractor.
4. Position an axle stand.
5. Disassemble the wheel.
6. Remove the stabilising support.
7. Disconnect the hose (1) or (3) and the brake lubri-
cating pipe(s) (Fig. 3).
8. Remove cab attachment screw A (cab with trans-
mission shaft tunnel Fig. 4, flat floor cab Fig. 5).
9. Raise the cab enough to allow trumpet housing
removal (shim the cab).
I
MPORTANT: Check the gap between the bonnet
and the windshield (remove the body if required).
10. If the trumpet is replaced, remove shims C by
taking out screws B (Fig. 4 and Fig. 5).
11. Install a suitable fixture under the trumpet and
place it on a trolley jack.
12. For the left-hand trumpet, disconnect the feed pipe
from the lift control valve (block channels).
13. Loosen the attachment screws (19).
14. With the help of an operator and in compliance
with safety regulations, split the trumpet from rear
axle housing.
15. Remove:
- brake disc (18)
- sun gear (22)
- locating pin (26)
16. Remove the brake plate (17).
Fig. 3
Fig. 4
Fig. 5