Section 7. Maintenance Procedures
Belarus 80.1/80.2/82.1/82.2/82
Р — Operation and Service Manual
80
Table 8, continued
It
e
m
No
.
in
di
a
gra
m
Scope of operations performed
Maintenance intervals,
hr
Technical requirements
10
125
500 1000
35а
steering tie-rod joints
х
0,015 kg
36
FDA planetary-and-spur reduc-
ing gears bearings
Х
4-6 jerks of the oil gun
37
check the level and condition of
oil in the air-cleaner oil sump, top
up or change, as required.
Х
Up to the level of an annular band
on the sump; no mechanical ad-
mixtures in oil can be admitted.
38
clean the inner surface of the air
coarse filter
х
Until fully clean.
39
dismantle and flush the body, fil-
ter elements and central tube
х
Until all contaminants are re-
moved.
40
check air tightness of all joints of
the air cleaner and inlet pipeline
х
Air inleakage can not be tolerated.
The diesel-engine running at inter-
mediate r.p.m. should stall, if the air
cleaner central tube is closed (with
the coarse filter removed).
42
Carry out servicing of the ventila-
tion and heating system filter (for
tractors with a unitized cab in-
stalled)
Х
Clean the filter by vigorous shak-
ing and blow-through with com-
pressed air.
Drain:
43
condensate from the receiver
х
Until condensate is completely re-
moved
44
sludge and residue from the fuel
coarse filter
х
Until clear fuel appears.
66
sludge and residue from the fuel
fine filter
х
Until clear fuel appears.
67
sludge and residue from fuel
tanks
х
Until clear fuel appears.
Check:
45
diesel-engine, steering controls,
brakes, lighting and signaling
systems, and windshield wiper
for serviceability
х
The diesel-engine should run stable
at any crankshaft r.p.m. Steering con-
trols, lighting and signaling sys-
tems, windshield wiper and
brakes should be in good working
order.
Check and tighten up, if required,
outer joints and fixtures of various
units and components, as follows:
46
tightening of nuts of the steering
knuckle levers
х
No slackening of threaded and
other joints and connections can
be tolerated.
46а
HSB drop arm nut (if installed)
х
47
frame girders to front beam and
to the clutch housing connec-
tions
х
