MTZ 1220.1, Operator'S Manual

Page: 198 / 244

MTZ 1220.1/1220.3 K. Scheduled technical maintenance
K18
О peration 19. Lubricating bearing of
clutch shifter
• Take off plug (1) on the left side of
clutch casing.
• Using syringe make 4…6 injections of
grease LITOL-24 via grease cup
screwed in shifter casing for lubrication
of squeeze bearing.
Note: Do not inject too much grease, as
excessive grease will accumulate inside
clutch casing and can get on friction sur-
face of dry friction.
О peration 20. Turbo supercharger
Check tightness of turbo supercharger at-
tach hardware (1), exhaust manifold (3) and
exhaust tube arm (2). If necessary, attach
hardware with torque of 35...40 N•m.
О
peration 21. Rear wheels’ hubs, rear
and front wheels fastening nuts
Check the tightening torques and, as ne-
cessary, tighten:
• bolts (1) of the rear wheel hubs to a
torque of 360 to 450 N•m;
• nuts fastening the rear wheels to the
hubs ― 300 to 350 N•m;
• nuts fastening the front wheels to the
flanges ― 200 to 250 N•m;
• nuts fastening the front wheel disks to
the rim brackets
―
180 to 240 N•m.