| Fanuc
Alarm |
Possible Cause
|
What
To Do |
| ALARM
400 SERVO |
AXIS MOTOR
OR SERVO DRIVE HAS OVER HEATED |
CHECK DIAGNOSTIC
NUMBER 720 TO 723 |
| 950
FUSE BLOWN |
24E FUSE
F14 OF CNC POWER SUPPLY BLOWN |
REPLACE
AND CHECK +24E FUSE ON CNC POWER SUPPLY |
| PS
ALARM 101 |
POWER INTERRUPTED
DURING RS232 OPERATION OR IN PROGRAM EDIT |
MAKE
SURE YOU YOU HAVE A BACK UP OF ALL YOUR PART PROGRAMS THEN
PRESS DELETE BUTTON AT POWER UP |
|
Fanuc Alarm
|
Possible Cause
|
What To Do
|
|
H V Servo Alarm
|
INPUT AC
POWER VOLTAGE IS TOO HIGH |
CHECK SERVO
TRANSFORMER VOLTS AND CONNECTIONS |
| H
V Servo Alarm |
SERVO MOTOR
FAULT |
CHECK THE
INSULATION RESISTANCE BETWEEN THE MOTOR ARMATURE POWER LINE AND BODY |
| H
V Servo Alarm |
LOAD INERTIA
IS EXCESSIVE |
INCREASE
THE ACCELERATION /DECELERATION TIME CONSTANT |
| H
V Servo Alarm |
HV ALARM
OCCURS WITH OUT ANY OF THE ABOVE FAULTS |
REPLACE
THE FANUC PCB WITH ONE FROM PENNINE
MUCH CHEAPER FANUC PARTS |
|
Fanuc Alarm
|
Possible Cause
|
What To Do
|
| L
V Servo Alarm |
|
|
| L
V Servo Alarm |
|
|
| L
V Servo Alarm |
|
|
| L
V Servo Alarm |
|
|
|
Fanuc Alarm
|
Possible Cause
|
What To Do
|
| H
C Servo Alarm |
|
|
| H
C Servo Alarm |
|
|
| H
C Servo Alarm |
|
|
| H
C Servo Alarm |
|
|
