PS 760 - 2/4WD Clutch (Pressure ON)
- Dismantling
1 Remove bearing 1, only if to be renewed.
2 Carefully remove piston ring seal 2. Note, If the piston
ring seal is damaged or excessively worn then check for
burrs or damage on the shaft groove. If necessary
remove burrs with a fine grade abrasion paper and oil.
3 Using a puller or press, withdraw the 4WD gear and
splined hub 5, together with its bearing 3, needle roller
bearings 6 and thrust washer 4. Remove thrust washer
7. (Note that thrust washers 4 and 7 are not
interchangeable).
4 Remove the clutch friction/counter plates retaining
circlip 8.
5 Remove pressure end plate 10 and shim 9, if fitted.
6 Remove the clutch friction plates 11 and counter plates
12. Keep them together in sets, DO NOT mix the plates
with those from other clutches.
7 Position clutch assembly in a suitable press, with a cut
away tube compress the piston spring as shown, then
remove circlip 13.
8 Lift off spring retaining plate 14.
9 Remove the spring 15 and oil baffle 15A.
10 Turn the assembly over and knock the clutch shaft on a
piece of aluminium (or wood) to loosen the piston 16.
Note: If the piston does not loosen when the clutch shaft is
knocked on aluminium, then hand pump air down the shaft oil
inlet hole.
11 Remove the piston 16. Remove and discard the piston
'O' ring 17 and shaft 'O' ring18.
134 - 2
Section F Transmission
9803/3280
Section F
134 - 2
Issue 1
Powershift Gearbox
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