Minsk Tractor Works Belarus 1221.2, Disassembly-Assembly Manual

Page: 157 / 302

Disassembly-assembly manual for tractor BELARUS-1221.2/1221 В .2/1221.3/1221.4
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Dismounting of control roller and shift clutch:
а ) remove safety wire and unscrew locking bolt 2 (Figure 4.198);
b) remove lead 3 and control roller 1;
с ) remove shift clutch лючения 4;
1 – control roller; 2 – locking bolt; 3 – lead; 4 – shift clutch
Figure 4.198
During subsequent assembly:
Tighten locking screw and securely lock with wire.
Dismounting of crown gear as an assembly
1 – crown gear; 2 – locking ring 2 В 110; 3 – bearing cup; 4 – ball bearing 210 А ; 5 – locking ring
2 В 50; 6 – locking ring 2 В 90; 7 – shaft; 8 – nut М 12; 9 – locking screw
Figure 4.199
а ) loosen check nut 8 (figures 4.199, 4.200) and unscrew locking screw 9;