Powermatic operating instructions Troubleshooting the 1632 Sander, Replacement Parts

11.0Troubleshooting the 1632 Sander

Symptom					Possible Cause	Correction
Motor will not start					Low voltage.	Check power line for proper voltage.
					Open circuit in motor or loose	Inspect all lead connections on motor for
					connection.	loose or open connections.
Motor will not start: fuses					Short circuit in line cord or plug.	Inspect cord or plug for damaged insulation
or circuit breakers blow.						and shorted wires.
					Short circuit in motor or loose	Inspect all connections on motor for loose or
					connections.	shorted terminals or worn insulation.
					Incorrect fuses or circuit breakers in	Install correct fuses or circuit breakers.
					power line.
The sanding		belt		clogs	Sandpaper grit too small.	Use larger grit.
quickly.
					Too much material is being sanded off.	Reduce sanding depth.
					The wood is too dirty or oily.	Use dry stock.
					Suction is insufficient.	Increase suction.
Edges	round			when	Too much material being removed.	Reduce sanding depth.
sanding.
The thickness		differs on			Conveyor table not parallel to contact	Adjust table to parallel.
left and right sides of					roller or platen.
workpiece.					Worn out felt and graphite on platen	Replace felt/graphite.
					head
The thickness differs on					Feed speed too fast.	Reduce speed.
front and back sides of
					Too much material is being removed.	Reduce sanding depth.
workpiece.
					Sandpaper grit too fine.	Use coarser grit
					Pressure plate not level	Adjust plate to level.
Workpiece		slips		on	Too much or too little pressure from	Adjust to proper pressure.
conveyor belt.					pressure plate.
					Sanding belt clogged with dust.	Blow out dust with high‐pressure air.
					Belt worn out.	Replace belt.
Straight	notch		grooves		Dirty pressure roller.	Clean pressure roller.
on workpiece.
					Rubber roller scratched.	Replace rubber roller.
					Worn out lining and graphite on platen	Replace lining/graphite.
					head.
Snake	marks			on	Sanding belt partially damaged.	Repair or replace sanding belt.
workpiece.
					Sanding grit loose.	Replace sanding belt.
Belt slips out of track.					Tracking air valve is clogged or not	Clean/enlarge valve opening.
					open enough.
Straight	parallel		stripes		Sanding belt joint is too thick.	Replace sanding belt
across the workpiece.
					Sanding belt is worn.	Replace sanding belt.

12.0Replacement Parts

Replacement parts are listed on the following pages. To order parts or reach our service department, call 1- 800-274-6848 Monday through Friday (see our website for business hours, www.powermatic.com). Having the Model Number and Serial Number of your machine available when you call will allow us to serve you quickly and accurately.

10