Grizzly G7209 instruction manual Troubleshooting Guide, Symptom Possible Cause Corrective Action

TROUBLESHOOTING GUIDE

SYMPTOM					POSSIBLE CAUSE		CORRECTIVE ACTION
Motor will not start.					1.	Low voltage.	1.	Check power line for proper voltage.
					2.	Open circuit in motor or loose con-	2.	Inspect all lead connections on motor for loose or open con-
						nections.		nections.
Motor will not start; fuses or					1.	Short circuit in line cord or plug.	1.	Inspect cord or plug for damaged insulation and shorted wires.
circuit breakers blow.					2.	Short circuit in motor or loose con-	2.	Inspect all connections on motor for loose or shorted terminals
						nections.		or worn insulation.
					3.	Incorrect fuses or circuit breakers in	3.	Install correct fuses or circuit breakers.
						power line.
Motor overheats.					1.	Motor overloaded.	1.	Reduce load on motor.
					2.	Air circulation through the motor	2.	Clean out motor to provide normal air circulation.
						restricted.
Motor	stalls	(resulting		in	1.	Short circuit in motor or loose con-	1.	Inspect connections on motor for loose or shorted terminals or
blown	fuses	or tripped		cir-		nections.		worn insulation.
					2.	Low voltage.	2	Correct the low voltage conditions.
cuit).
					3.	Incorrect fuses or circuit breakers in	3.	Install correct fuses or circuit breakers.
						power line.
					4.	Motor overloaded.	4.	Reduce load on motor.
Machine slows when oper-						Applying too much pressure to work-		Feed workpiece slower.
						piece.
ating.
Loud, repetitious noise com-					1.	Pulley setscrews or keys are missing	1.	Inspect keys and setscrews. Replace or tighten if necessary.
ing from machine.						or loose.
					2.	Motor fan is hitting the cover.	2.	Tighten fan or shim cover.
					3.	V-belts are defective	3.	Replace V-belts. See Maintenance.
Blade is not square w/miter					1.	Blade is warped.	1.	Replace blade.
					2.	Table top is not parallel to blade.	2.	Make table parallel to blade. See Adjustments.
slot or fence is not square to					3.	Fence is not parallel to blade.	3.	Make fence parallel to blade. See Adjustments.
blade.
Fence	hits table		top when		1.	Front rail is bolted too low on the	1.	Raise front rail.
						table.
sliding on to the table.
					2.	Rear rail is bolted too low on the	2.	Raise rear rail.
						table.
Blade does not reach 90¡.					1.	90¡ stop bolt is out of adjustment.	1.	Adjust 90¡ stop bolt. See Adjustments.
					2.	Pointer bracket is hitting before the	2.	File down the right side of the pointer bracket until the blade
						blade reaches 90¡.		can reach 90¡.
Blade hits insert at 45¡.					1.	Hole in insert is inadequate.	1.	File or mill the hole in the insert.
					2.	Table out of alignment.	2.	Align table. See Adjustments.
					3.	Blade position is incorrect.	3.	Adjust blade position. See Adjustments.
Blade	wonÕt	go	beneath			Table top too low.		Raise table top w/washers.
table surface.
Hand wheels wonÕt turn.					1.	Hand wheel key is inserted too far.	1.	Remove hand wheel and adjust key.
					2.	Bullets are wedged.	2.	Remove hand wheel and adjust bullets.
					3.	Roll pin or setscrew in worm gear is	3.	Inspect roll pins and setscrews in the worm gear. Tighten if
						contacting geared trunnion.		necessary.

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Disconnect power to the machine when perform- ing any maintenance or repairs. Failure to do this may result in serious personal injury.

-46- G7209/10 14'' Table Saw