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Checking the (forward and reverse) clutch
pressure of the Power Shuttle
C
: To keep the tractor stationary,
AUTION
ensure that the gear lever is in neutral.
- The diagnostics connectors (1) (forward) and (2)
(reverse) of the Power Shuttle clutches are on the
control unit fitted to the front right of the gearbox
(Fig.
14).
- The control lever of the Power Shuttle is located to
the left beneath the steering wheel:
- lever upwards: forward position (the letter F is
displayed on the instrument panel);
- lever downwards: reverse position (the letter R is
displayed on the instrument panel);
Test
(Fig.
14)
- Connect a pressure gauge with a capacity of approx-
imately 30 bar to each diagnostics connector (1) and
(2).
- Run the engine at 1000 rpm.
- Activate the lever to select the direction (forward /
reverse) and the neutral position.
- Check P8 and P9.
Position
Forward clutch
of
(1)
lever
P8 (bar)
Forward
18
Neutral or
declutche
0
d
Reverse
0
Massey Ferguson 5400 - Issue 1.a
Reverse clutch (2)
P9 (bar)
±
0
1
0
±
18
57 l/min Open Centre tests
1
Fig. 14
09K01.17
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