BELARUS-920.4/952.4 Operating manual
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Operation 9a. Replace the filter drain
Performed once a year or after 800 service hours.
ATTENTION: FOR REPLACEMENT OF FILTER DRAIN, CONTACT A SPECIAL
SERVICE STATION. REPLACE ONLY USING SPECIAL EQUIPMENT.
Operation 10a. Change oil in wet brake housings
To drain the oil from the wet brake housings, perform the following:
- install the tractor on an even surface;
- unscrew the check-filler plugs 22 (Figure 2.5) in the right and left brake housings;
- unscrew the drain plugs 12 (Figure 2.5) in the right and left brake housings and drain the
oil into a container for waste oil;
- screw the drain plugs 12.
- through the holes in the check-filler plugs 22, fill oil to the both brake housings to the hole
edges of the check-filler plugs 22 on the front walls of the housings.
- screw the check-filler plugs 22.
Notes
1.
Perform operations of oil change in the brake housings simultaneously with oil
change in the transmission. The oil grade used for the brakes is the same as the oil grade
used for the transmission.
2.
The total oil volume filled into the both brake housings is (2.5±0.1) liters.
Operation 11a. Replace filter element of coarse fuel filter
In accordance with Section 3.2.8 of the 245S3A-0000100 OM document, replacement of
the coarse fuel filter or the filter element of the coarse fuel filter must be performed in accordance
with the instructions of this manual.
To replace the filter element of the coarse fuel filter on the “BELARUS-920.4/952.4” trac-
tor, perform the following:
- unscrew the spent filter element 4 (Figure 3.5) of the coarse fuel filter;
- if the catchment cup 5 is to be reused, unscrew it from the spent filter element, then lubri-
cate the sealing 6 between the new filter element and the catchment cup with motor oil, screw on
the catchment cup to the new filter element;
- manually screw on the new filter element until the seal (seal between the filter element 4
and the filter housing 2) tightly fits to the surface of the filter housing, continue screwing on the
filter element manually by 3/4 turn;
- then bleed air from the fuel line, to do that, unscrew the air-bleeding screw 1 and pump air
with the manual pump 3 at the spot pointed to by the arrow until fuel without air bubbles emerges
from the air-bleed screw hole, tighten back the air-bleed screw;
- check tightness of all fuel line connections — no fuel leakage is allowed.
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