Belarus 1523, Operating Manual

Page: 266 / 312

BELARUS- 1523/1523В /1523.3 /1523В.3 Scheduled Maintenance
255
AFTER EVERY 250 HOURS OF OP-
ERATION, perform the previous main-
tenance procedures plus the followings:
Procedure 16. Greasing the Clutch Re-
lease Bearing
Screw out the plug (1) on the left side of
the clutch housing, insert the point of a
plunger-and-lever gun into the hole and
make four to six strokes through the
pressure lubricator.
Refit the plug (1).
Procedures 17, 18. Cleaning the Ro-
tors of the Centrifugal Oil Filters of
the Engine and Gear-Box, Respec-
tively
Screw out the nut (1) and remove the
shell (2). Remove the inner cup (3) by
means of a wrench (4) and a screwdriver
(5). Remove the cover (6), impeller (7)
and filter (8). Wash the screen (8) in die-
sel fuel. Remove a layer of sediment
from the inner walls of the inner cup of
the rotor (3).
Apply a film of motor oil on the rubber
sealing ring. When reassembling, align
the marks on the inner cup with those on
the rotor body. Tighten the nut (1) with
applying the torque of 35 to 50 N
•
m.
ATTENTION! The engine and gear-
box filters are considered to be operat-
ing properly, if a light noise of rotating
rotors can be heard for 30...60 sec-
onds after the warmed up engine has
been stopped.