Trailer Crane AHK 30/1400
Malfunctions
02/2008
165
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11.2 Malfunction Table
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Malfunction
Possible Cause:
Remedy
Gasoline motor does not
function
No gas in the tank
Add gasoline
EMERGENCY-STOP switch
not unlocked
Unlock the EMERGENCY-
STOP switch.
Too little motor oil
Add motor oil, see supplier
documentation, "Appendix".
Winch does not lift the load
capacity
Load suspension gear
overloaded
Unload until the permissible
load capacity is reached.
Insufficient operating
pressure
Activate the EMERGENCY-
STOP switch and have
qualified personnel readjust
the operating pressure.
Hydraulic pump defective
Activate the EMERGENCY-
STOP switch and have
qualified personnel replace
the hydraulic pump.
Defective oil motor
Activate the EMERGENCY-
STOP switch and have
qualified personnel replace
the oil motor.
"Slack cable" switch set
incorrectly
Move switch from "Assembly"
to Operation".
Winch does not hold the
max. load capacity
Brake shoes are worn
Have brakes replaced or
brake pads replaced by
qualified personnel,
Maneuvering drive does not
function
Control lever is in the wrong
position
Throw-over the control lever,
see "Maneuvering Drive".
Crane does not function
Switch on the remote control
unit is in the wrong position
Switch the switch to "Crane
mode" on the remote control.
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