GE Industrial Solutions AF-300C AC Drive - Manual (Page 97)

AF-300C GEK-85716
Motor Runs But Speed Does Not Change
NO
Is Upper/Lower Limiter
Activated?
(Function Codes
14
NO
Use INC SPEED and
What position is the
LOCAL/REMOTE switch
on the Keypad in?
LOCAL
REMOTE
Are Xl, X2, X3
.
DEC SPEED Keys On
Keypad To Change
Speed
Are Function
terms.
Codes 41 and 42
to CM?
set correctly?
NO
Correct Wiring Error. Is 11, Cl, NO
Wiring Correct?
Are All Frequency
Correct Function
YES
Settings Different?
Code Settings.
YES NO
Analog Frequency NO Do Voltage And
Change Frequency
Setting Device Failure. Current Inputs To
Settings.
Vi, 12, or
Change?
I Use X2, X3 terms.
YES
to select frequency.
Are Acceleration/
Deceleration Times
Too Long?
NO
YES
Adjust Acceleration/
Deceleration Time
To Match Load.
lnverter Problem.
Figure 8-1. “MOTOR RUNS BUT SPEED DOES NOT CHANGE“ TROUBLESHOOTING CHART
8-5