3522.5-0000010 РЭ
156
3.12.9 Front Driving Axle Drive
А – oil feed channel, Б – clutch booster;
1 – flange; 2,5 – bearings; 3 – rings; 4,6,8 – rings; 7 – sleeve; 9 – piston; 10 –
spring; 11, 12 – disks; 13 – drum; 14, 15 – couplings; 16 – torsion bar;
Figure 3.12.7 – Front driving axle drive
The FDA drive is intended for torque transfer from gear box main shaft through pair
of cylindrical gears, torsion shaft, multidisk frictional hydraulically operated clutch and car-
dan shaft to front driving axle. FDA drive is engaged (disengaged) with a help of hydrauli-
cally pressed clutch.
The clutch is mounted on coupling clutch housing bore. Sleeve 7 (figure 3.12.7) is
fastened by bolts to coupling clutch housing from the side of gear box and is sealed by rub-
ber rings.The drum 13 is mounted on bearings 2, 5 in sleeve 7. The piston 9 is sealed with
special iron rings 6 and 8.
.
1, 5 – bearings; 2, 3 – gears; 4 – shaft
Figure 3.12.8 – FDA drive and rear axle unit
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