Belarus 80.1 Series, Operation Manual

Page: 254 / 381

80-0000010B OM
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Figure 5.3.1 – Rear lift linkage diagram of type LL-2
Table 5.3.1 – Basic parameters and coupling dimensions of RLL
Standard size (configuration)
of the device
LL-2
(Figure 5.3.1)
1 Category (under ISO 730-1) Category 2
2 Design features
Device consisting of three links (upper one and two
lower ones), pivot-connected with tractor;
free ends of links with hinge pivots are coupled dur-
ing implement coupling with the implement’s con-
necting elements
3 Purpose To connect (mount) or couple agricultural mount-
ed, semi-mounted machines
4 Lower links Detachable, with hinge pivots (optionally: telescopic)
5 Length of lower links, mm 885
6 Hinge pivots width of the upper
(lower) link, mm
51 (45) under ISO 730-1
51 (38) under GOST 10677
7 Diameter of a pin of a rear-end
hinge pivot of the upper link, mm
25 under ISO 730-1
22 under GOST 10677
8 Diameter of hole of rear-end
hinge pivots of lower links, mm
28.7
9 Distance between PTO shaft
end extension face and suspen-
sion axis, mm
661
10 Column height 1) , mm 610
11 Length of the suspension axis
along the shoulders
1)
, mm
825
12 Lifting power of the device, kN 2) :
a) on the suspension point;
b) on offset of 610 mm from sus-
pension point
30
18
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1) Dimension refers to the implement coupled.
2)
It is not allowed to give RLL load exceeding loading of tyres specified by in-
structions set forth in subsection 4.2.8 ” Selecting of optimal inner pressure in tyres
depending on operational conditions and load on tractor axles, instructions for use of
tyres.”