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DGX Industrial Space Heating
Motor Overamps
Troubleshooting
Air volume too high?
Adjust drives or increase external
static pressure as needed.
(Reference Blower Start-Up – Step #5)
Motor horsepower too low?
Resize motor.
Motor voltage correct?
Provide proper power supply.
(Reference Blower Start-Up – Step #1)
Blower rotation correct?
Reverse blower rotation.
(Reference Blower Start-Up – Step #2)
Actual 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
Everything is working
properly, consult factory.
Yes
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