KNIGHT SMART CART OPERATION MANUAL
SECTION 5
ELECTRICAL INFORMATION
37
The DC-Motor Controller has a Fault LED located near the upper right-hand side of the controller.
This LED blinks with a certain frequency if there is a problem with itself or the motor. (Refer to Figure 5-5)
Fault
Number
Fault / Signal from
Controller
LED Flashing Frequency
1
Power On
One blink.
2
Current Limit Fault
Led is lit solid.
3
Current Trip Fault
Blinks fast with no pauses.
4
Zero-Current Trip Fault
Long blink and a short pause.
5
Overvoltage Fault
Blinks fast (4) four times and a long pause.
6
Overheat Fault
Short blink and a long pause.
7
Timeout Fault
Blinks fast (3) three times and then a long blink.
8
Input Fault
Blinks fast (2) two times and then a long blink.
Figure 5-5
Fault LED