MTW Belarus 90 - Technical Data of Assembly Units

Section B. Technical data Belarus – 90/92 Operating manual
18
Diesel fuel supply system
Type: combined, with oil cooler
Minimal oil pressure:
0,08 МPа (0,8 kgs/cm
2
) at 600 rev per
min.
Safe oil pressure:
0,2…0,3 MPa (2…3 kgs/cm
2
).
Maximal pressure on the cold diesel:
up to 0,6 MPa (6 kgs/cm
2
).
Lubrication system capacity: 12 l.
Brands of motor oil:
- from -40°С to +5°С: М-8DМ; М-8G
2
,
М-8G
2К
or М4
3
/8G
2
(SAE-20,
SAE 10W-20);
- from +5°С to +50°С: М-10DМ; М-
10G
2
; М-10G
2К
(SAE-30);
- all-season oil: SAE 15W-40.
Feed system of diesel
Fuel pump: four-plunger, in-line, with
booster pump.
Regulator: mechanical, all-mode.
Fuel filters: coarse filter and fine filter
(disposable element filter
FT 020 - 1117010).
Fuel mark: diesel: in summer
L-0.2-40, L-0.5-40; in winter З-0.2, З-
0.5.
Fuel capacity: 120 l.
Air cleaner: combined, with dry
centrifugal air purification)
Oil bath capacity of air cleaner: 1,5 l.
Steering control
Hydraulic booster type: hydro
mechanical
Steering gear: worm screw, helical
sector and steering booster.
Pump cell: gear pump
NSh10–3–Л.
Pump capacity: 21 l/min.
Maximum working pressure in the
system: 9,0±0,05 MPa.
Oil grades:
- from -40°С to+5°С: М-8DM; М-8G
2
,
М-8G
2К
or М4
3
/8G
2
(SAE-20, SAE 10W-
20);
- from +5°С to +50°С: М-10DM; М-
10G
2
; М-10G
2К
(SAE-30);
- all-season oil: SAE 15W-40.
Adjustment revision of steering
wheel:
· tilt steering wheel – from 25° to 40°
with locking in 5°;
· height clearance – in the range 100
mm.
Free play of steering wheel – not more
than 25°.
Diesel engine starting system
Electric starter 12 V.
Diesel cooling system
Type: enclosed, with forced fluid
circulation, temperature control using
thermostat Normal operation
temperature from 80°С to 100°С.
Cooling system capacity is 20 l.
Clutch
Type: Dry, friction, one-disk.
Mechanical drive, closed-circuit
Driven disk diameter: 340 mm.
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