Four wheel drive engagement clutches for machines with SBA system
Technical specifications
clutch oil-immersed multiple disc with axial piston
number of friction discs 9
disc diameter (mm) 106
thickness of assembled friction discs
minimum (mm) 32.4
maximum (mm) 34.2
number of intermediate discs 10
maximum pressure setting (bar) 18
piston return spring
wire diameter (mm) 5
external diameter (mm) 50
length relaxed (mm) 70
length compressed
under 492.1 N (48.2 kg) load (mm) 35
under 514.1 N (50.3 kg) load (mm) 33.8
Fig. 9 - Section through four-wheel drive engagement clutch
Check the clearance of the assembled discs (distance A - B).
If the clearance is greater than 3 mm, add a further intermediate disc C at the position illustrated.
drive axles - axles
4-W.D. front axle
43
4
213
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www.classicmachinery.net
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