MAINTENANCE WORK
FIFTH WHEEL / FIFTH WHEEL COUPLING
Maintenance manual T225/T230 89
Setting limit switch THIS HAS CHANGED
A limit switch is located on the saddle plate. It checks whether
the fifth wheel coupling is properly locked.
This section is being completed.
Function test
Fig. 58: Releasing the fifth wheel coupling
1 Release button
2 “Lock” control light
3 “Kingpin” control light
X
Lock the fifth wheel coupling with a reference king-pin.
3 The control light 2 should light up.
X Press both switches 1 simultaneously in the instrument
panel to unlock the fifth wheel coupling.
3 The control light 2 should go out.
If the result of the function test is negative, check if any of
the electrical lines or switches are faulty, or whether the
sensor position has to be reset.
0000000
°F
250
105
175
km/h
MPH
120
80
40
C
0 4/4
1/2
1
11-C26-067-017A-2
3
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