Belarus 80.1 Operation Manual page 367

End of Table 7.10
Failure,
external manifestation, cause
Agricultural implement will not hold in transport position (lowering speed exceeds
20 mm in 10 minutes)
Wrong adjustment of regulator
control rod
Oil leak at seal rings of the cylin-
der piston or rod
Regulator shut-off valve is not
tight
During draft control, the change of ploughing depth exceeds agrotechnical norms,
Correction speed valve is shut
The top link of mounted imple-
ment is installed in the lower hole
of the clevis
Draft sensor is improperly adjust-
ed
Draft link is improperly adjusted
Loosened tightening of split hubs
of levers at intermediate shaft
Oversized holes on post and
frame of the plough, that are con-
nected with a turnbuckle; insuffi-
cient rigidness of plough frame
Regulator handle will not return automatically from "Uplift" to "Neutral transport"
Jammings in the connections of
control handle with draft regulator
Overtightened bolt of fixer-s
spring on the control handle
Wrong adjustment of regulator
control rod
Figure 7.12.1 Tightening the bolts of lever hubs at intermediate shaft
Adjust
Replace cylinder piston seal rings
Adjust or replace the valve
and engine rpm drops at overload
By turning the flywheel counterclockwise, increase the
speed of automatic corrections
Install the top link to the upper hole of the clevis, and if
the maximal ploughing depth is not enough install to the
central hole
Adjust the draft sensor and then the draft link
Adjust the draft link
Tighten bolts 1,3 (figure 7.12.1) of lever hubs on inter-
mediate shaft
Repair the plough so as to provide rigidness of the
frame and its connection to the post
position
Repair the jammings, strip the surfaces of articulated
joints against corrosion traces, and if necessary apply a
layer of grease
Adjust the tension of fixer's spring at control handle
Adjust the length
1,3 – bolts of lever hubs; 2 – RLL shaft
367
80-0000010B OM
Troubleshooting