What does Mazak alarm 899 mean?

Mazak alarm 899 is "ILLEGAL TAPER LENGTH ( , )". In the fixed-cycle (G290, G294), designation for the taper length or the taper height is incorrect. Error type: Registered Data — program or tool data error. Machine state: Single-block stop — stopped at a block.

How do I fix and clear Mazak alarm 899?

Set the taper length or the taper height for the fixed-cycle (G290, G294) smaller than the travel of the axis. Clearing procedure: Press RESET to clear.

ALARMSMazatrol Assistant

CRITICALAlarm code

899

ILLEGAL TAPER LENGTH ( , )

What it means

In the fixed-cycle (G290, G294), designation for the taper length or the taper height is incorrect.

What to do

1Set the taper length or the taper height for the fixed-cycle (G290, G294) smaller than the travel of the axis.

Codebook — decoded

BError typeRegistered Data — program or tool data error

JStop statusSingle-block stop — stopped at a block

PClearingPress RESET to clear

Still faulted after these steps? Do not restart under load — ask the Mazatrol assistant.

Still stuck? Ask the Mazatrol assistant →