Grizzly Model G0638 Dust Collector Operation, Symptom Possible Cause Possible Solution

Dust Collector Operation

Symptom	Possible Cause		Possible Solution
Loud, repetitious	1.	Dust collector is not on a flat surface and	1.	Stabilize the dust collector.
noise, or excessive		wobbles.
vibration coming	2.	Impeller is damaged and unbalanced.	2.	Disconnect dust collector from power, and inspect
from dust collector.				the impeller for dents, bends, loose fins. Replace
				impeller if any damage is found.
	3.	The motor mounting or housing	3.	Make sure all fasteners on the dust collector are
		connections are loose.		tight.
	4.	Impeller is loose on the motor shaft.	4.	Replace the motor and impeller as a set if the
				motor shaft and the impeller hub are damaged.
	5.	Motor fan cover is dented, causing the	5.	Replace motor fan cover.
		motor fan to hit the cover while spinning.
Dust collector does	1.	Dust collection bags are full.	1.	Empty collection bags.
not adequately	2.	Filter is dirty.	2.	Clean filter.
collect dust	3.	There is a restriction in the duct line.	3.	Remove dust line from dust collector inlet and
or chips; poor				unblock the restriction in the duct line. A plumbing
performance.				snake may be necessary.
	4.	The dust collector is too far away from	4.	Relocate the dust collector closer to the point of
		the point of suction, or there are too many		suction, and rework ducting without sharp bends.
		sharp bends in the ducting.		Refer to Designing the System, beginning on
				Page 28.
	5.	The lumber is wet and dust is not flowing	5.	Process lumber with less than 20% moisture
		through the ducting smoothly.		content.
	6.	There is a leak in the ducting, or a series	6.	Rework the ducting to eliminate all leaks. Close
		of small leaks, or too many open ports.		dust ports for lines not being used. Refer to
				Designing the System beginning on Page 28 for
				more solutions.
	7.	There are not enough open branch lines at	7.	Open 1 or 2 more blast gates to different branch
		one time, thereby causing a velocity drop		lines to allow the velocity in the main line to
		in the main line.		increase.
	8.	The ducting and ports are incorrectly	8.	Reinstall correctly sized ducts and fittings. Refer to
		sized.		Designing the System beginning on Page 28 for
				more solutions.
	9.	The machine dust collection design is	9.	Use a dust collection nozzle on a stand.
		inadequate.
	10.	The dust collector is too small for the dust	10.	Install a larger dust collector to power your dust
		collection system.		collection system.
Sawdust being	1.	Duct clamps or dust collection bags are	1.	Re-secure ducts and dust collection bag, making
blown into the		not properly clamped and secured.		sure duct and bag clamps are tight and completely
air from the dust				over the ducts and bags.
collector.	2.	Cylinder or funnel seals are loose or	2.	Retighten all mounting and sealing points, replace
		damaged.		damaged gaskets.

-42- G0637/G0638 Cyclone Dust Collector