Manual Steering Gear - MASSEY FERGUSON MF230 Shop Manual

SERVICE MANUAL
16
10
member. Unbolt and remove front sup­
port (2) if necessary.
Axle pivot bushings (6 ) and spindle
bushings ( 10) should be renewed if ex­
cessively worn. Pivot bushings (6 ) should
be installed 0.5 mm (0. 020 inch ) below
This section covers the manual steer­
ing gear used on MF230 and MF235
tractors without power assist steering or
hydrostatic power steering.
All Models So Equipped
LUBRICATION AND ADJUST­
3.
MENT. The steering gear should be
Fig. 3-Exploded view of
semi-swept back axle stand­
ard on MF245 models. Refer
to Fig. 2 for legend except tie
rod (16).
flush with inner faces of support hous­
ing. Be sure bushings are installed with
hole aligned with grease passage. Make
certain pivot pin slides freely through
bushings after installation.
bushings (10 ) must be reamed to proyjde

MANUAL STEERING GEAR

filled to the level of the opening for plug
(25-Fig. 6 ) with
Backlash between the ball nut (20) and
left sector gear (10 ) and between the
right and left sector gears (10 and 15 )
can be adjusted while unit is installed.
'lb adjust, loosen four screws that attach
the left and right pinion housings (41
and 4R ) to the steering gear housing,
Fig. 5-Exploded view of adjustable front axle assembly used on
Models MF240 and MF250. Refer to Fig. 2 for legend except for the
20. Stee r ing cylinder
21. Cylinder bracket
22. Seal
Fig. 4-Exploded view of
nonadjustable front axle used
on MF235 and MF245 Orchard
models. Refer to Fig. 2 for
legend except for washers
(17) and tie rod (16).
Spindle
SAE
90 gear lubricant.
Paragraphs 2-3
following:
23. Inner bearing
24. Wheel hub
desired fit to spindle. 'lb reinstall, reverse
the removal procedure.
Measure axle center member end play
in support housing using a feeler gage.
Select shims (15) to provide 0.05-0. 25
mm (0.002-0.010 inch ) end
Lubricate with multipurposH lithium
base grease.
TOE-IN, TIE RODS
AND/OR DRAG LINKS
All Models
2. Automotive type tie rod and drag
link ends are used. Units are nonad­
justable and should be renewed if ex­
cessively worn. Recommended toe-in is
3 mm (118 inch ). On models with two
drag links, adjust each an equal amount
to obtain correct toe-in. On models with
tie rod (16-Fig. 3 or 4 ), loosen locknuts
and clamps, then turn adjusting sleeve
to provide correct toe-in.
then rotate the right pinion housing (4R
clockwise to the end of the bolt slots.
Rotate the left pinion housing (41
counterclockwise until all backlash is
eliminated between left pinion and ball
nut, then tighten the four screws retain­
ing left pinion housing. Rotate the right
pinion housing counterclockwise until
all backlash is eliminated between the
25. Outer bearing
26. Hub cap
play.
)
)
7