MTZ K-744R1, Руководство по эксплуатации

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KIROVETS K-744R1, K-744R2, K-744R3, K-744R4 tractors
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rotate the wheel with the tyre and take off the second shoulder of
the tyre from the rim, wherefore:
lift the rim upwards so that it should become possible to insert
both blades between the tyre shoulder and the rim at the distance
of 200
–250 mm between the blades, press out the rim upwards,
first by one blade, then by another blade, free the second
installation blade, leaving the rim in the pressed-out state;
insert the bent end of the second installation blade into the gap
between the shelf and the tyre shoulder at the distance of 150
–
200 mm from the first blade, and, gripping the shoulder lip of the
rim extract the rim from the tyre. Repeat this operation several
times until the rim fully go out from the tyre.
ATTENTION! During removal and installation of wheels, install the technological pins
located on the driving axle planet carrier in the vertical plane. Before removal of
doubled wheels from the hub (or one of them) release air from both wheels.
Installation of additional wheels on tractors
To provide tractor operation on soils with increased moisture content (early spring works, etc.) in
order to reduce the specific pressure on the ground and improve the tractor’s passing ability it is
provided to install additional wheels with parts for their installation.
The set includes the following:
for K-744R1 tractor:
4 wheel assemblies (2 left and 2 right), 4 spacer collars, 4 pressing rings, 32 stud bolts, 32
special nuts.
for K-744R2, K-744R3, K-744R4 tractors:
4 disk wheel assemblies (2 left and 2 right), 4 spacing collars, 32 special bolts, 32 nuts, 32
washers.
Perform installation of the set, running-in and maintenance in the following sequence: