FANUC AC Spindle Amplifier Alarms for A06B-6044, A06B-6052, A06B-6055 Series

The following alarm and error codes are for early FANUC  Series, such as A06B-6044, A06B-6052, A06B-6055. Knowing your alarm code could help us provide you with the fast and precise evaluation for repair or exchange services.

Alarm CodeDescription of Alarm/Error
1Motor is overheated ( theromostat operates)
2Speed is deviated from the command value due to overload and other.
3Fuse 7 in DC link is blown out.
4Fuses F1, F2, or F3 in AC input circuit are blown out.
5Fuse AF2 or AF3 on PCB is blown out.
6The motor speed exceeds the maximum rated speed( analog system detection).
7The motor speed exceeds the maximum rated speed( digital system detection)
8Power voltage ( +24V is higher than specified.
9Radiator for power semiconductors is overheated.
10+15V power voltage is abnormally low.
11DC link voltage is abnormally high.
12DC link current is flowing excessively.
13CPU and peripheral parts are defective.
14ROM is defective.
15Option circuit is in trouble.
16CPU defective.
17NVRam issues.

Request a Free Consultation

Please contact us for free consultation about any of the following error codes, or any other problems with your FANUC  A06B-6044, A06B-6052, or A06B-6055 Series unit. Call 630-616-0039 or fill up a contact form.