216201ADA SJ643 TH & SJ843 TH
52
Section 4 – Pre-operation Function Tests
4.3-11 Test Steering
CAUTION
Before changing steering modes, bring all four
wheels into alignment (i.e., in the straight-ahead
position).
WARNING
Before driving on public roads and highways
check the alignment of the wheels and drive with
FRONT steering only.
WARNING
Do not change steer mode while telehandler is
traveling.
NOTE
Avoid steering the wheels while telehandler is
stationary.
1. Four-wheel Steering (Figure 19)
1. Ensure path of intended motion is clear.
2. Ensure all four wheels are aligned straight
ahead.
3. Depress and hold service brake pedal.
Release parking brake
4. Press the upper portion of the steering mode
selector switch
2
for four-wheel steering.
5. Turn the steering wheel to the left or right and
drive forward.
▪
Result: Telehandler should move in the
chosen direction, producing a turning circle,
with front wheels pointing in the opposite
direction to the rear wheels.
6. Steer telehandler straight ahead until all four
wheels are aligned.
7. Depress service brake pedal until the
telehandler stops.
WARNING
Do not use four wheel steering mode when driving
on public roads and highways.
Do not travel at high speeds (3rd gear, for
powershift transmission) when using four wheel
steering mode.
2. Front Steering (Figure 20)
1. Select steering mode selector switch to
middle position for front steering.
2. Turn steering wheel to the left or right and
drive forward.
▪
Result: Only front wheels of the telehandler
should turn in the chosen direction.
3. Steer telehandler straight ahead until all four
wheels are aligned.
4. Depress service brake pedal until telehandler
stops.
Figure 19 Four-wheel Steering Figure 20 Front Steering Figure 21 Crab Steering
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