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34. Insert the coupler (5) into the pinion (7). Tighten
two guide studs up against the pinion (7) following
the method described in operation 4.
35. Refit the rear bearing and repeat operations
11.
36. Smear the thread of the PTO sensor (16) with
Loctite 577 (Sensor Sealing or equivalent).
Assemble and adjust the sensor:
- Tighten the sensor home, without forcing, until it
comes in contact with the pinion (7),
- Unscrew the sensor by 3/4 turn,
- Tighten the nut (17) moderately and connect the
connector.
37. Reassemble the control fork (25) with the pads (24)
held up by two points of miscible grease (Amber
Technical or equivalent).
38. Fit a new O'ring (23). Fit the pin (22) equipped with
a link (21).
39. Tighten the screw (26) smeared with Loctite 221.
Manually check correct operation of the fork and
coupler (5) in the 540 - 1000 rpm positions respec-
tively.
Final operations
40. Refit the left-hand ram.
41. Reinstall the driving pinion, the control fork
(LSPTO, if fitted) and top cover (see chapter 7).
42. Refit the lift cover (see chapter 6).
43. Adjust the LSPTO control (see chapter 7).
44. Top up the oil level of the real axle housing by
checking with a gauge located at the rear of the
centre housing.
45. Check that the PTO and PTO brake operate
correctly.
46. Check for the oil tightness of:
- mating faces (spool valve support, top cover,
PTO rear bearing, and lift cover)
- the hydraulic unions.
Massey Ferguson 5400 - Issue 1.a
7
to
GPA20 shiftable shaft
07D01.11
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