Harbor Freight Tools 97181 manual Troubleshooting, Belt Tensioning

V-Belt Replacement

V-Belt Tensioning

Should the V-belt need tensioning, repeat steps 1 and 2, in V-belt Replacement section mentioned previously.

1.Loosen four Motor Mount Nuts (22) and slide the Motor (40) further forward towards Front Roller (44), making sure to pull evenly on the motor. While holding the motor in its current position, tighten the Nuts (22).

2.Place a straight edge on the faces of the two pulleys to ascertain alignment. Contact surfaces of the pulleys and the straight edge shall fully touch. Fully tighten the Nuts (22).

3.Repeat steps 2 and 1 in the V-Belt Replacement section.

Troubleshooting

Problem		Possible Causes		Likely Solutions
Belt/Disc Sander	1.	Not plugged in.	1.	Plug in Sander.
does not turn on	2.	No power at outlet.	2.	Check power at outlet and/or circuit breaker.
	3.	Orange Plastic Key not inserted	3.	Insert Orange Plastic Key into Magnetic
		into Magnetic Switch (31).		Switch (31).
	4.	Switch is not turned “ON”.	4.	Turn on the Switch.
Motor slows when	1.	V-Belt too tight.	1.	Have the V-Belt adjusted by a qualified
sanding	2.	Applying too much pressure		technician.
		while sanding	2.	Use less pressure.
Wood burns while	1.	Sanding disc or belt may be	1.	Clean or replace disc or belt using
sanding		loaded with dirt or debris.		instructions in this manual.
	2.	Too much pressure.	2.	Use less pressure.

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

SKU 97181 For technical questions, please call 1-800-444-3353. Page 16