Details on fanuc alpha spindle drive and fanuc alpha axis drive fault codes hope this page helps you find the fault with your fanuc drive if not send your fanuc drive to us for a free quote to repair it

Alarms on Fanuc Alpha Servo Drive's

1 :internal fan stopped
2 :Low control power voltage alarm (LV)
3 :Low DC link voltage alarm (LVDC)
4 :Regenerative dis-charge control circuit failure alarm (DCSW)
5 :Over-regenerative discharge alarm (DCOH)
6 :L-and M-axis over-current alarm (HCM)
6. :L-and M-axis IPM alarm (IPMLM)
7 :Dynamic brake circuit failure alarm (DBRLY)
8 :L-axis over-current alarm (HCL)
8. :L-axis IPM alarm (IPML)
9 :M-axis over-current alarm (HCM)
9. :M-axis IPM alarm (IPML)

Alarms on Fanuc Alpha Spindle Drive's

AL-01 : MOTOR OVERHEAT
AL-02 : EX SPEED ERROR
AL-03 : FUSE ON DC LINK BLOWN
AL-04 : INPUT FUSE/POWER FAULT
AL-05 : POWER SUPPLY FUSE BLOWN
AL-07 : OVERSPEED
AL-08 : HIGH VOLT IN-PUT POWER
AL-09 : OVERHEAT MAIN CIRCUIT
AL-10 : LOW VOLT IN-PUT POWER
AL-11 : OVERVOLT POW CIRCUIT
AL-12 : OVERCUR-RENT POW CIRCUIT
AL-13 : DATA MEMORY FAULT CPU
AL-15 : SP SWITCH CONTROL ALARM
AL-16 : RAM FAULT
AL-18 : SUMCHECK ERROR PGM DATA
AL-19 : EX OFFSET CURRENT U
AL-20 : EX OFFSET CURRENT V
AL-24 : SERIAL TRANSFER ERROR
AL-25 : SERIAL TRANSFER STOP
AL-26 : DISCONNECT C VELO DETECT
AL-27 : DISCONNECT POS-CODER
AL-28 : DISCONNECT C-POS DE-TECT
AL-29 : SHORTTIME OVERLOAD
AL-30 : OVERCURRENT POW CIRCUIT
AL-31 : MOTOR LOCK OR V-SIG LOS
AL-32 : RAM FAULT SERIAL LSI
AL-33 : SHORTAGE POWER CHARGE
AL-34 : PARAMETER SETTING ERROR
AL-35 : EX SETTING GEAR RATIO
AL-36 : OVERFLOW ERROR COUNTER
AL-37 : SPEED DETECT PAR. ERROR
AL-39 : 1-ROT Cs SIGNAL ERROR
AL-40 : NO 1 ROT Cs SIGNAL DETECT
AL-41 : 1-ROT POSCODER ERROR
AL-42 : NO 1-ROT. POSCODER DETECT
AL-43 : DISCON. PC FOR DIF. SP. MOD.
AL-44 : CONTROL CIRCUIT(AD) ERROR
AL-46 : SCREW 1-ROT POSCOD. ALARM
AL-47 : POS-CODER SIGNAL AB-NORMAL
AL-49 : HIGH CONV. DIF. SPEED
AL-50 : SPNDL CON-TROL OVER-SPEED
AL-51 : LOW VOLT DC LINK
AL-52 : ITP SIGNAL ABNORMAL I
AL-53 : ITP SIGNAL ABNORMAL II
AL-56 : INNER COOLING FAN STOP
AL-57 : EX DECEL-ERATION POWER
AL-58 : OVERLOAD IN PSM
AL-59 : COOLING FAN STOP IN PSM

Help Pages Index - Fanuc Servo Drives - Fanuc Drive Card Axis - Fanuc Spindle Drive Card - Fanuc Parts - Alpha Drive Board - Fanuc Beta Servo Motor - Fanuc Beta - Fanuc Spares - Fanuc alpha power supply