Chapter B

Cause Remedy

AML built-in buzzer The min. value of the outrigger jack supporting pressure is below the lower limit warning value.

AML built-in buzzer The max. value of the outrigger jack supporting pressure is over the upper limit warning value.

AML built-in buzzer

Check the outrigger status symbol on the AML, and change the crane operation status so that each jack supporting pressure value becomes the middle of the maximum and minimum values.

A control lever is not in neutral position when power is turned on.

AML built-in buzzer The inclination angle of the slewing table has exceeded the specified limit.

AML built-in buzzer When the power is turned on, the battery for the AML built-in clock is low.

Set all the control levers in neutral positions. If the AML buzzer does not stop, inspection and maintenance the crane

Stop the crane operation and check the installation ground.

Replace the battery.

B-4 Other Functions

There are other 6 functions as shown below.