Common Baghouse Problems

Problem:  Holes in Bags

Check

Baffle plates to insure they are functioning, deflecting the dust and reducing abrasion.

For sparks entering collector.

Tension on bags to insure they are not rubbing against each other.

For burrs on metal parts in contact with bags.

Check with us to insure proper selection of fabric is used.

Problem: Torn Bags

Check

Tension of bags.

For caking of dust on bags causing excessive weight.

Operating temperature of collector and temperature surges.

For chemical degradation of filter bags.

Check with us to insure proper selection of fabric is used.

Problem: Pressure Drop Too High

Check

Bags for blinding.

Dampers to insure they are not stuck.

Hoppers to insure they are not full, blocking off bags.

Cleaning mechanism – Are shakers working? Is reverse air volume up to par? Is cleaning pressure of reverse jet sufficient?

Check with us to insure proper selection of fabric is used.

Problem: Pressure Drop Too Low

Check

Duct work for plugging.

Fan blades for damage.

Fan direction and speed to insure it is running properly,

V-Belts for slippage.

Brushes for single-phasing of fan motor

For plugged pipes.

For leaks in clean air side of collector.

For broken bags.

Check with us to insure proper selection of fabric is used.

Problem: Collector is Dusting (Passing Dust)

Check

For worn or broken bags.

For leaks in seals.

For cracks or leaks in hardware.

To see if dampers are stuck causing an overload of one or more compartments.

Total CFM and air to cloth ratio to insure collector is not overloaded.

Check with us to insure proper selection of fabric is used.

Problem: No Pick Up at Hood

Check

Duct work for plugging.

Fan blades for damage.

Fan direction and speed to insure it is running properly.

V-Belts for slippage.

Fan motor for single phasing.

For plugged bags.

To insure additional service has not been added overloading the system.

Check with us to insure proper selection of fabric is used.