Section B. Technical data Belarus – 90/92 Operating manual
24
Brakes
Main brakes: rear wheel: double-disc, dry,
with mechanical servo-drive. Disc diameter
204 mm.
Parking brake: disc, dry, with mechanical
hand drive. Disc diameter: 180 mm.
Front driving axle
Type: portal, with retractable casings of
conical wheel reduction gear.
Main gear: pair of conical gears with spiral
teeth.
Differential type: conical, latching, limited
split with frictional clutching.
Final drives: with conical wheel reduction
gears.
Gear oil: Тап-15В, ТСп-15К or ТСп-10 (SAE
80W-90); ТАД-17И.
Drive: from transfer case by means of two
drive shafts with intermediate support.
Power take-off operation: mechanical, with
level for right hand of the operator.
There are 3 running conditions:
Power take off is off;
Power take off is off/ witched automatically;
Power take off is switched on compulsory.
Power take off (PTO) drive
Type: separate, double speed and
synchronous.
Master clutching: planetary reduction gear
with clamping band.
Power take off operation: mechanical.
Termination point rotary speed of power
take off:
Separate drive:
• 540 rev/min at 2081 rev/min of diesel
engine;
• 1000 rev/min at 2302 rev/min of diesel
engine.
Synchronous drive: 3,4 rev/meter of road
at placing of back tyre 15,5R38 mounting.
Removable power take off shank end:
according SAE with 6 and 8 splines for
540 rev/min and 21 splines for
1000 rev/min.
Direction of rotation: clockwise, while
looking gear end.
Hydraulic system:
Type: universal, aggregative, with
autonomous power cylinder.
Maximum hydraulic system pressure is 180...
200 kgf/cm
2
.
Distributor:
valve type:
• Р80-3/1-222-ЗГг (Р80-3/1-111-ЗГг) — for
tractors without force regulator;
Hydraulic system outlets: two side way.
Control system of back hookup has the
following operating condition:
• high-altitude.
Hydraulic system oil:
• from -40°С to +5°С - М-8Г2К
(SAE 15W-40); ВЕСНЕМ STAROIL №32;.
• от +5°С до +50°С - М-10Г2, М-10Г2К
(SAE 15W-40); ВЕСНЕМ STAROIL №32;
Rear hitch attachment
Type: three-point lift linkage of cat. 2
Carrying capacity: 3200 kg across
longitudinal drafts.
Electrical equipment
Tractor-system voltage: 12 V.
Power supply system: two storage
batteries, 12 V each, parallel connected.
Alternating current generator
14V, power 1150 W.
Illumination and light alarm system:
• front road headlights with lower and
higher light;
• front and rear operation headlights;
• front and rear lamps;
• illumination of instruments panel and
license plate;
.
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