35
Check the power wiring page
provided in the IOM.
Is the wiring correct?
10
TROUBLESHOOTING
Fix the wiring issue.
No
Does the LED light blink once
every three seconds?
See Fault Code chart
below for next steps.
Consult factory.
Fault Codes
Voltage
5 Blinks/Second
The Drive is undergoing some voltage issue. Make sure that the correct voltage is
going to the fan.
•
If the voltage is high at splice of the fan motor. Over-volt may be
occurring a line reactor may need to be placed to reach correct voltage.
•
If the voltage is low at splice of the fan motor. Under-volt may be
occurring a line reactor may need to be placed to reach correct voltage.
Vibration
8 Blinks/Second
Check all brackets and bolts. Ensure bolts are torqued to the proper rating.
Overtemp
7 Blinks/Second
If multiple fan diameters are being used make sure the correct blades are on the
motor. Verify that no external disturbances are occurring with the blades.
No LED Light
•
If incorrect voltage is wired to the fan it may cause the drive to Blown.
Driver will need to be replaced . Contact Factory.
•
If the wrong fuse is placed on the breaker and a spike occurs the drive
may have been blown. Driver will need to be replaced . Contact Factory
Consult factory.
Yes
Yes
No
NOTE: Fan blades must be ON in order to troubleshoot.
