Seat And Its Adjustments; General Information; Belarus Seat Adjustments - Belarus 1822.3 Operator's Manual

2.19 Seat and its adjustments

2.19.1 General information

The seat has a mechanical suspension, consisting of two spiral torsion springs and a
gas charged shock absorber of bidirectional operation. A "scissors"-type guiding mechanism
ensures a strictly vertical movement of the seat. A dynamic seat stroke is 100 mm.
ATTENTION: BEFORE STARTING TO OPERATE THE TRACTOR ADJUST THE SEAT TO
REACH THE MOST COMFORTABLE POSITION. CARRY OUT ALL ADJUSTMENTS WHEN STAYING
IN THE SEAT! THE SEAT IS CONSIDERED CORRECTLY ADJUSTED ACCORDING TO THE MASS IF
IT MOVES HALF OF THE STROKE UNDER THE OPERATOR'S WEIGHT (THE SUSPENSION
STROKE IS 100 MM)!

2.19.2 Belarus seat adjustments

) Seat BELARUS 80-6800010
1 – handle to adjust according to the weight; 2 – handle for longitudinal adjust-
ment; 3 – handwheel to adjust the backrest tilt; 4 – lever to adjust the backrest tilt.
The BELARUS seat has the following adjustments:
- adjustment according to the operator's weight. It is carried out by means of a handle 1
(figure 2.19.1) within the range from 50 to 120 kg. To adjust the seat for a bigger weight it is re-
quired to shift the pawl of the lever 1 into position "A" and tighten the springs with a reciprocal
movement. To adjust the seat for a smaller weight it is required to shift the pawl into position " "
and release the springs with a reciprocal movement.
- longitudinal adjustment. It is carried out by means of a handle 2 within the range of
80 mm from the middle position. To move the seat forward-backward it is required to pull the
handle 2 up, move the seat and then release the handle. The seat will automatically get fixed
in a required position.
- adjustment of the backrest tilt angle.
a) For BELARUS 80-6800010 seat the backrest tilt angle is adjusted by means of a
handwheel 3 within the range from minus 15° to plus 20°. To increase the backrest tilt angle it
is necessary to turn the handwheel clockwise, to decrease it – contraclockwise.
b) For BELARUS 80 -6800000 seat the backrest tilt angle is adjusted by means of a
lever 4 within the range from minus 15° to plus 25°. To adjust the backrest tilt angle it is nec-
essary to move the lever 4 up against the stop, tilt the backrest in a required direction to a re-
quired angle and release the lever. The backrest will get secured in a set position.
- height adjustment. It is carried out within the range of
tion. The seat has three height positions: "lower", "middle" and "upper". To move the seat from
the "lower" position to the "middle" position or from the "middle" position to the "upper" one it is
required to lift the seat up smoothly till the arresting stop goes off (a specific click is heard). To
move the seat from the "upper" position into the "lower" one it is necessary to lift the seat up
against the stop with an abrupt movement and let it down. It is impossible to move the seat from
the "middle" position to the "lower" one.
b) Seat BELARUS 80 -6800000
Figure 2.19.1 – Belarus seat adjustments
58
https://tractormanualz.com/
2022.3-0000010 OM
30 mm from the middle posi-