952.5-0000010 OM
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2.27 Controls of tractor equipped with RLL control system with draft control
unit, mechanical control of rear axle differential lock and rear PTO.
2.27.1 General information
Against order instead of RLL control system with a hydraulic lift your tractor can be
equipped with RLL control system with draft control unit. While draft control unit mounting,
tractor “BELARUS-952.5” is equipped with mechanical control of rear axle differential lock,
mechanical control of rear PTO, RLL lever fixing mechanism in transport position. Tractor
equipped with draft control unit can be equipped with a hydraulic hook (DH-2). Control
elements of the mentioned units and tractor systems are shown in figure 2.27.1.
1 – differential lock control pedal; 2 – stop block of draft control unit lever; 3 – rear
PTO engaging lever; 4 – draft control unit operation handle; 5 – creeper ranges shift rod;
6 – gear shifting lever of a creeper; 7 – hydraulic hook or lowered link gripper tools control
handle; 8 – RLL lever fixing mechanism in transport position.
Figure 2.27.1 – RLL operation by draft control unit, mechanical control of rear axle
differential lock, rear PTO, creeper control.
Tractor equipped with draft control unit can be equipped with adjustable implement
lifting limiter.
2.27.2 Mechanical control of rear axle differential lock.
When pressing the pedal against the stop (figure 2.27.1) rear axle differential lock is
on, when taking the foot off the pedal - rear axle differential lock is off. Rear axle differen-
tial lock is used for short-time lock of rear wheels while obstacle crossing.
TRACTOR OPERATION WHEN REAR AXLE DIFFERENTIAL LOCK IS “ON” AT A
SPEED OF MORE THAN 13 KM/H IS FORBIDDEN.
TRACTOR OPERATION ON HARD SURFACE ROADS WITH REAR AXLE DIF-
FERENTIAL LOCK BEING PERMANENTLY “ON” IS FORBIDDEN.
