Delta Electronics VFD-G manual Fault Fault Descriptions Corrective Actions Name

Chapter 6 Fault Code Information and Maintenance

Fault	Fault Descriptions		Corrective Actions
Name
	Feedback Loss	Check Pr. 10-00 and wiring of feedback signal.
	GFF hardware error
	CC (current clamp)	Return to the factory
	OC hardware error
	OV hardware error
	Internal memory IC cannot	1.	Return to the factory.
		2. Check the EEPROM on the control board.
	be programmed.
	Internal memory IC cannot	1.	Return to the factory.
		2.	Reset drive to factory defaults.
	be read.
	U-phase error
	V-phase error
	W-phase error	Return to the factory
	OV or LV
	Isum error
	OH error
	Fan Power Fault	Return to the factory.
	(150~300HP)
	Fan 1 fault (150~300HP)	Remove any foreign objects on the heatsinks and
		check for possible dirty heat sink fins.
	Fan 2 fault (150~300HP)	Remove any foreign objects on the heatsinks and
		check for possible dirty heat sink fins.
	Fan 3 fault (150~300HP)	Remove any foreign objects on the heatsinks and
		check for possible dirty heat sink fins.
	Fan 1, 2, 3 fault (150~300HP)	Remove any foreign objects on the heatsinks and
		check for possible dirty heat sink fins.
	Fan 1, 2 fault (150~300HP)	Remove any foreign objects on the heatsinks and
		check for possible dirty heat sink fins.
	Fan 1, 3 fault (150~300HP)	Remove any foreign objects on the heatsinks and
		check for possible dirty heat sink fins.
	Fan 2, 3 fault (150~300HP)	Remove any foreign objects on the heatsinks and
		check for possible dirty heat sink fins.
	Gate Drive Low Voltage	Return to the factory.
	Protect (150~300HP)

6-4 Revision July 2008, EG03, SW V1.06