Minsk Tractor Works Belarus 1221.2, Disassembly-Assembly Manual

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Disassembly-assembly manual for tractor BELARUS-1221.2/1221 В .2/1221.3/1221.4
88
А – dismounting opening; 1 – left-side sleeve of half-axle; 2 – bolt; 3 – left-side cup; 4 – bushing; 5
– driven gear; 6 – cover; 7 – differential as an assembly; 8 – bearing; 9 – driven gear; 10 – right-side
cup; 11 – right-side sleeve of half-axle; 12 – ball bearing; 13 – shaft-torsion; 14 – cup; 15 – bolt; 16
– sun gear; 17 – bolt; 18 – bolt.
Figure 4.101
i) press cups off bridge body and dismount differential 7;
ATTENTION! Cups 3, 10 are dismantled without dismounting gears 5, 9 of main drives.
j) unscrew bolts 17 for fastening sleeves 1, 11, screw bolts inside dismounting openings of
sleeves’ flanges and dismount sleeves as an assembly with half-axles and final drives;
k) dismount shaft-torsions 13 as an assembly with sun gears 16;
l) unscrew bolts 15 for fastening cups 14, screw bolts in dismounting openings of cups’ flanges
and dismount them as an assembly with bearings;
m) remove bushings 4, dismount gears 5, 9;
n) press bearings 8 off bridge body.