Greenheck IG / IGX (464104 IOM) (Pre-2009) - Manual (Page 62)

62
Troubleshooting
Motor Overamps
Air volume too high?
(Reference blower start-up step #5)
Adjust drives or increase external static pressure as
needed.
Motor horsepower too low?
Resize motor.
Motor voltage correct?
(Reference blower start-up step #1)
Provide proper power supply.
Blower rotation correct?
(Reference blower start-up step #2)
Reverse blower rotation.
Actual external static pressure
lower than design?
Adjust drives to reduce blower RPM.
No
No
Yes
Yes
Yes
Yes
No
Yes
No
No
Shorted windings in motor?
Replace motor.
Yes
Troubleshooting
Everything is working
properly, consult factory.
Yes