CRITICALAlarm code
306

SPINDLE INHIBIT

What it means

A turning spindle start command was specified under one of the following conditions. 1. The spindle chuck was not closed. 2. The milling spindle end clamp unit was not clamped. 3. The tailstock sleeve was not at the extend end or retract end position. (Neutral state) 4. The steady rest mechanism was not at the close end or open end position. (Neutral state) 5. The type of chucking (internal/external) of was not selected. 6. The front door was open with the machine setup switch set at the “0” (OFF) position.

What to do
  1. 11.
  2. 2Close the spindle chuck.
  3. 32.
  4. 4Clamp the milling spindle end clamp unit.
  5. 53.
  6. 6Move the tailstock sleeve to the extend end or retract end position.
  7. 74.
  8. 8Set the steady rest at the close end or open end position.
  9. 95.
  10. 10Select the chucking mode: internal or external chucking.
  11. 116.
  12. 12Close the front door or set the machine setup switch to the “1” (ON) position.
Codebook — decoded
AError typeOperation — wrong key or incorrect operation
KStop statusFeed hold — feed stopped, machine ready
OClearingFix cause → press RESET
Still faulted after these steps? Do not restart under load — ask the Mazatrol assistant.
Still stuck? Ask the Mazatrol assistant →