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
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d) unbend washers 5 (Figure 7.22);
e) unscrew by 2-3 turns nuts 4 and unscrew screws 3 together with nuts 4;
f) remove arm 2;
g) unbend stop washer 14 (Figure 7.23) on the side of nuts 13;
h) unscrew nut 13 and pull out bolt 12 together with second washer 14;
j) remove cardan 9;
i) extract segment boss 27 (Figure 7.26);
Figure 7.26
k) extract shaft 8 (Figure 7.22) with nut 10 and check nut 11;
l) unscrew nut 10 and check nut 11 off shaft 8;
m) on both sides of tube 1 extract polyamide bushings 7 with shock absorbers 6, and disconnect
them;
n) pull out fixing element 16 (Figure 7.24) and remove spring 17.
Observe the following sequence of steering column assembly:
а ) fasten arm 2 (Figure 7.22) in the bench vice;
b) put between arm and yoke of tube 1 spring 17 (Figure 7.24) and having lubricated friction
surfaces with LITOL-24, insert fixing element 16;
с ) put inside tube 1 1 (Figure 7.22) from its top end face, shock absorber 6 to the end, then
lubricate inside surface of polyamide bushing 7 with grease LITOL-24, and put it inside shock
absorber until it touches shoulders;
d) screw on shaft 8 nut 10 by 2-3 turns, insert shaft in tube 1;
e) on the other end face of tube 1 put shock absorber 6 to the end, and put it on shaft 8, at the
same time inserting shock absorber 6 until it touches shoulders;
f) put segment pin 27 (Figure 7.26);
g) install on shaft 8 (Figure 7.22) on the side of segment key cardan 9 and , having aligned
opening in its oke with shaft cut, put bolt 12 (Figure 7.23) with washer 14 in opening of cardan yoke,
put the second washer 14 on the bolt;
h) screw nut 13, tighten and lock it by bending washer 14;