Belarus 80.1/80.2/82.1/82.2/82
Р — Operation and Service Manual
Section 7. Maintenance Procedures
105
g) re-assemble the filter in the sequence
reverse to that of dismantling and in-
stall is back in place;
h) simultaneously with washing the fil-
ter, unscrew the breather plug (6),
take the foam plastics filter pad,
wash, wring it out and place back in
place.
Servicing the Oil-Tank Filter on Tractor
Equipped with Unitized Cab
Replace filter element every 500 hours of
tractor operation (scheduled MS-2). To do
this, proceed with operations as follows
(see Fig. 64):
а) unscrew bolts (2) attaching the filter
cover (1);
b) remove the cover (1) and take out the
filter assembly while holding it by the
limiter (4);
c) unscrew nuts (3), remove the limiter (4)
and pull out the filter element (5);
d) wash through the body (6) in cleansing
solution;
e) install a new filter element (5) and re-
assemble the filter in the reverse order;
f) refit the filter with new element as a
unit in the oil tank;
g) reset the cover (1) and tighten the bolts
(2).
Simultaneously with the replacement of
the filter element, wash the foam plastics
filter pad of the oil tank breather.
Fig. 64
Fig. 65
Adjusting Engagement of the Hydrau-
lic Pump Drive Gear
On partial engagement of the gear (3)
(see Fig. 65) of the hydraulic pump drive
(4) or replacement of the same, the ne-
cessity arises to adjust gear meshing. To
adjust, proceed as follows:
а) set the pump engagement handle (1)
into the lower notch on the plate (2)
(the pump disengaged position);
б) loosen the bolts attaching the plate to
the tank and start up the diesel-
engine;
в) at a minimum r.p.m. of the diesel-
engine turn the handle together with
the plate up, to a perceptible meshing
of the gears; then, shift the handle
and the plate slightly downward and
fasten the plate attachment bolts.
