Yamaha RCX142, User Manual

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10-
38
T
roubleshooting
10
1. Error Messages
17.3 : Over current
Code : &H1103
Meaning/Cause : a. Short in motor cable.
b. Malfunction occurred in motor.
Action
: 1. Replace the motor cable.
2. Replace the motor.
Dedicated output : *2
17.4 : Over load
Code
: &H1104
Meaning/Cause : a. Robot drive section mechanically locked
b. Motor current exceeded its rated value due to a motor over-
load.
c. Motor acceleration is excessive.
d. System generation setting is wrong.
e. Motor cable wiring is broken or wiring is incorrect.
f. Electromagnetic brake for holding vertical axis is defective.
g. Wiring is incorrect or disconnected on electromagnetic brake
for holding the vertical axis.
h. SAFETY connector is not used correctly.
Action : 1. Perform robot service and maintenance.
2. Decrease load on motor.
3. Lower the motor acceleration.
4. Redo the system generation.
5. Wire the motor cable correctly
6. Replace the motor cable.
7. Replace the magnetic brake for holding the vertical axis.
8. Replace the robot I/O cable.
9. Do not use DC 24V from SAFETY connector as power
source for external loads.
Dedicated output : *2
17.5 : Over heat
Code : &H1105
Meaning/Cause : Temperature in power module of driver unit exceeded 80
°
C.
Action
: 1. Improve the equipment environment.
2. Check that cooling fan is working correctly.
3. Lower the robot duty cycle and decrease the amount of heat
generated.
4. Replace the controller
Dedicated output : *2