Motrec G-320, Operator And Maintenance Manual

Page: 15 / 88

Maintenance
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FRONT AXLE AND STEERING
! CAUTION !
Before maintenance, turn off all switches, set to neutral, set parking brake, remove the key,
and raise the front end of the vehicle supporting it with two jack stands of adequate capacity
STEERING INSPECTION
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Check tire inflation pressure, suspension components, tie rods straightness, tie rod ends play
(wear), play (wear) in wheel bearings, kingpins and bushings.
REPLACING & ADJUSTING THE STEERING GEAR
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Remove the pitman arm;
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The steering box makes 6.5 turns, center the steering gear (3.25 turns from either side);
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Align the front wheel straight. Install the pitman arm.
TOE-IN ADJUSTEMENT
−
With the wheels in straight forward direction, measure the inside (left to right) distance between
the front tires, at the front and rear of the tires;
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Turn the rear tie rod until the distances are equal and tighten the two lock nuts on the tie rod.
REMOVING & GREASING OF FRONT HUBS, required once-a-year
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Remove dust cap and cutter pin, unscrew nut, remove hub;
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Inspect bearings and races for wear and replace worn bearings;
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Replace the seal;
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Pack the hub with wheel bearing grease and re-assemble.
ADJUSTING FRONT HUBS
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Tighten spindle nut to 30 ft-lb to seat the bearing and back off the nut to the next slot;
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Install a new cutter pin and the dust cap.