Disassembly-assembly manual for tractor BELARUS-1221.2/1221
В
.2/1221.3/1221.4
65
4.3.7 Assembly of clutch coupling body
Make assembly in sequence reverse to disassembly, and while doing so,:
а
) lubricate with consistent grease cavities of sealing rings pressed inside tap arm and driving
shaft of PTO drive, as well as friction surfaces of tap arm, surface of roller 4 (Figure 4.32).
b) gears and shafts must freely and without jams rotate in bearings.
c) tap of clutch coupling must move free and without jams across arm working surface lubricated
with consistent grease.
d) limiting plate that fixes roller inside clutch must be tightened with bolt to the end.
e) tooth clutch that shifts PTO modes must travel free along shaft splines and come into
engagement with driven gears.
f) yoke for tap control and yoke for shifting PTO gears must be firmly fastened on rollers. No swing
yokes is allowed.
g) during assembly axle of driving gear of the hydraulic system pump with its eccentric head must
move inside groove on clutch body, hindering axle turning through.
Summary of Contents for Belarus 1221.2
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