Harbor Freight Tools 67255 Troubleshooting, Problem Possible Causes Likely Solutions

Troubleshooting

Problem		Possible Causes		Likely Solutions
Tool will not start.	1.	Cord not connected.	1.	Check that cord is plugged in.
	2.	No power at outlet.	2.	Check power at outlet. If outlet is
				unpowered, turn off tool and check circuit
				breaker. If breaker is tripped, make sure
				circuit is right capacity for tool and circuit
				has no other loads.
	3.	Tool’s thermal reset breaker	3.	Turn off tool and allow to cool completely.
		tripped (if equipped).		Restart motor.
	4.	Internal damage or wear.	4.	Have technician service tool.
		(Carbon brushes or switch, for
		example.)
Tool operates slowly.	Power being reduced by long or		Use an extension cord with the proper
	small diameter extension cord.		wire gauge for its length and load. See
			Extension Cords in GROUNDING section
			(page 8).
Performance	1. Accessory dull or damaged.		1.	Keep cutting accessories sharp.
decreases over time.				Replace as needed.
	2.	Carbon brushes worn or	2.	Have qualified technician replace
		damaged.		brushes.
Excessive noise or	Internal damage or wear. (Carbon		Have a technician service the tool.
rattling.	brushes or bearings, for example.)
Overheating.	1.	Forcing tool to work too fast.	1.	Allow tool to work at its own pace.
	2.	Accessory dull or damaged.	2.	Keep cutting accessories sharp.
				Replace as needed.
	3.	Blocked motor housing vents.	3.	Wear ANSI-approved safety goggles and
				NIOSH-approved dust mask/respirator
				while blowing dust out of motor using
				compressed air.
	4.	Motor being strained by long or	4.	Use an extension cord with the proper
		small diameter extension cord.		wire gauge for its length and load. See
				Extension Cords in GROUNDING section
				(page 8).

Follow all safety precautions whenever diagnosing or servicing the tool. Disconnect power supply before service.

SKU 67255 For technical questions, please call 1-800-444-3353. Page 21