II. FDA with planetary reducing gears
(MTZ-920.2/920.3/952.2/952.3)
• Let the tractor run for some time and
warm up oil in FDA casings.
• Place the tractor on the horizontal ar-
ea. Stop the engine. Apply the parking
brake and lock the wheels with wedg-
es from both sides.
• Turn out the check/fill plugs (shown by
arrows) and the check plugs (1, 2, 3)
from the casings of wheel reducing
gears, main gear and intermediate
support and drain oil into a special
waste oil vessel. Dispose of oil proper -
ly.
• Refit and tighten the check/fill plugs.
• Fill the casings with fresh transmis-
sion oil (Тап-15В, ТСп-15К, ТСп-10,
ТАД-17и or their analogues) up to the
lower edges of check filler openings.
• Refit and tighten the check/fill plugs.
Action 50. Bearings of the FDA plane-
tary reducing gear flange
Check and adjust, if necessary, the bev-
el roller bearings (3, 5) without plays by
performing the following operations:
• Unscrew the bolts and remove the
cover (2);
• Tighten the nut (1) with the torque of
180-200 N-m (18-20 kgf-m) and then
unscrew it by 15-20°;
• Punch off the nut in two cuts of the
flange (4). Replace the cover (2);
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