Harbor Freight Tools 93212 Troubleshooting, Problem Possible Causes Likely Solutions

Troubleshooting

Problem

Possible Causes

Likely Solutions

Motor and Electrical

Lathe will not start	1.	Cord not connected.	1.	Check that cord is plugged in.
or a breaker trips on	2.	No power at outlet.	2.	Check power at outlet. If outlet is unpowered,
startup.				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.	Fuse has blown.	3.	Check for short, replace fuse (see Maintenance
				section of this manual).
	4.	Chuck Guard safety interlock not	4.	Rotate Pin (251) so it seats in Plate (252).
		in place.
	5.	PC Board (182) faulty.	5.	Inspect PC Board, have replaced if needed.
	6.	Power Switch (178), Forward/	6.	Check and replace as needed.
		OFF/Reverse Switch (181) and/
		or Speed Control Knob (180) not
		working.
	7.	Internal damage or wear. (such	7.	Have technician service tool.
		as wiring or motor.)
Lathe stalls.	1.	Incorrect workpiece material	1.	Use metal suited for Lathe.
		(metal).
	2.	Drive Pulleys slipping on shaft.	2.	Tighten or Replace Pulleys (27,148).
	3.	Removing too much material per	3.	Remove less material per pass.
		pass.
Lathe operates	Extension cord too long or wire size		Eliminate use of extension cord. If an extension
slowly.	too small.		cord is needed, use shorter/heavier gauge cord.
			See Extension Cords in GROUNDING section.
Performance	1. Accessory dull or damaged.		1.	Keep cutting accessories sharp. Replace as
decreases over time.				needed.
	2.	Carbon Brushes (318) worn or	2.	Replace Carbon Brushes (See Maintenance
		damaged.		section of this manual).
Excessive noise or	1. Pulley setscrews missing or		1.	Check Pulley keys and setscrews. Replace or
rattling.		loose.		tighten as needed.
	2.	Motor fan hitting cover.	2.	Tighten fan cover or replace as needed.
	3.	Belt (if equipped) too loose	3.	Properly tension belt.
		(slipping) or too tight (bearing
		damage).
	4.	Internal motor damage or wear.	4.	Have technician service tool.

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

REV 10b
SKU 93212	For technical questions, please call 1-800-444-3353.	Page 29