Grizzly Model G8027 instruction manual Troubleshooting, Symptom Possible Cause Corrective Action

Troubleshooting

SYMPTOM		POSSIBLE CAUSE		CORRECTIVE ACTION
Motor will not start, or it	1.	Power supply fuse or circuit breaker	1.	Disconnect power, and inspect circuit for electrical
growls on start up.		has tripped.		shorts and repair. Replace circuit breaker if it is old
				or has tripped many times.
	2.	Toggle switch is broken inside.	2.	Disconnect power, and use an ohmmeter to check
				switch terminals for continuity, and replace switch if
				required.
	3.	Start capacitor is at fault.	3.	Replace start capacitor.
	4.	Motor fan cover is dented, stopping	4.	Replace motor fan cover (and fan, if damaged).
		the fan from being able to spin.
	5.	Motor is at fault.	5.	Replace motor.
Motor runs slower than	1.	Poor electrical connection.	1.	Inspect the power supply for loose, corroded, or
normal.				overheated electrical connections and repair.
	2.	Low power source voltage.	2.	Have the power source voltage checked; reduce
				the length of extension cord.
	3.	Motor is at fault.	3.	Replace the motor.
Loud, repetitious noise, or	1.	Dust collector is not on a flat	1.	Stabilize the dust collector.
excessive vibration coming		surface and wobbles.
from dust collector.	2.	Impeller fan is damaged and	2.	Unplug dust collector, and inspect the impeller for
		unbalanced.		dents, bends, loose fins. Replace impeller if any
				damage is found.
	3.	The motor mounting is loose.	3.	Make sure all fasteners on the dust collector are
				tight.
	4.	Impeller is loose on the motor	4.	Replace the motor and impeller as a set if the
		shaft.		motor shaft and the impeller hub are damaged.
	5.	Motor fan cover is dented, causing	5.	Replace motor fan cover.
		the motor fan to hit the cover while
		spinning.
Dust collector does not	1.	Dust collection bag is full.	1.	Empty bags.
adequately collect dust or	2.	There is a restriction at the inlet	2.	Remove dust line from dust collector inlet and
chips; poor performance.		grate.		clean debris from the inlet grate (and wire-
				connector, if installed).
	3.	The dust collector is too far away	3.	Relocate the dust collector closer to the point of
		from the point of suction, or there		suction, and rework ducting without sharp bends.
		are too many sharp bends in the		Refer to the Dust Collection Basics handbook
		ducting.		(ISBN 0-9635821-2-7) to help configure your dust
				system.
	4.	The lumber is wet and not flowing	4.	Process lumber with less than 20% moisture
		through the dust lines smoothly.		content.
	5.	There is a leak in the ducting, or a	5.	Rework the ducting as to eliminate all leaks, and
		series of small leaks, or too many		refer to the Dust Collection Basics handbook (ISBN
		open ports.		0-9635821-2-7) for more solutions.
	6.	There is a restriction in the ducting,	6.	Rework the ducting as to eliminate all restrictions,
		or the ducting and ports are		and refer to the Dust Collection Basics handbook
		incorrectly sized.		(ISBN 0-9635821-2-7) for more solutions.
	7.	The machine dust collection design	7.	Use proper dust collection accessories.
		is inadequate.
	8.	The dust collector is too small for	8.	Install a larger dust collector to power your dust
		the dust collection system.		collection system.

-22- G8027 1 HP Dust Collector