MTZ 1220.1/1220.3 K. Scheduled technical maintenance
K31
Operation 38. Check play in the steer-
ing link joints
When the engine is running, turn the
steering wheel in both directions to check
the free travel and play in the joints (1) of
the steering link (4).
If there is play in the joints, proceed as fol-
lows:
• Remove the locking wire (3).
• Screw in the threaded plug (2) so as to
eliminate the gap in the joint.
• Lock the plug with wire (3).
Note: If tightening of threaded plugs
does not eliminate a gap in the joints,
disassemble the joint and replace worn
parts.
Operation 39. Check and tighten exter-
nal fasteners
Check and, if necessary, tighten, the fol-
lowing bolted connections:
• Nuts of front and rear wheel hugs
and bolts of rear hubs.
• Front beam ― half-frame ― side
plates ― front hitch linkage and PTO (if
installed).
• Engine ― clutch housing.
• Clutch housing ― GB housing.
• GB housing ― rear axle housing
• Rear axle housing ― rear hitch lin-
kage bracket.
• Rear axle housing ― universal hitch.
• Front and rear cab supports.
• Nuts of FDA driveline flanges.
• Front fender brackets ― FDA wheel
reduction gears.
• Rear axle housing ― top cover (two
rear bolts M20).
• Bracket and fingers of the steering
hydraulic cylinder.
• FDA-housing – sleeves –reduction
gear wheels
• Hydraulic hoist fasteners (if installed)
To Next Page
