Downdraft work benches and tables
9
8.4 Sparks Baffle Trays
•
Spark baffle trays can be used dry, with water or sand depending on the table’s application.
Once a week a visual inspection should be done and trays emptied.
•
Sludge may form upon contact of dirt and dust and should be removed before hardening.
Removal of sludge may be performed with a spatula, and then the pans can be hosed down.
•
Handle any contaminants present in the tray similarly to water or sludge. Pressure wash with
hot water & detergent if needed.
Note:
Use of water in the spark baffle tray is not suitable for all applications.
8.5 Replacement / cleaning of aluminum spark trap filter
Follow these next steps to clean or replace the aluminum spark trap filter.
Note:
The spark trap filter is an important component of the Maxibench unit. Avoid having this
component may result in a fire in the filter cartridge.
1.
Remove the punched steel work surface and the trays.
2.
Remove the aluminum sparks trap filter.
3 .
Wash or brush away dirt in the filter. Ensure you do not damage the mesh fabric.
4.
Proceed with a visual inspection for tears or rips. Replace if necessary. Put filter back in place.
9 MAINTENANCE AND INSPECTION
The chart indicated below shows different inspections and the frequency at which they should be
performed.
Frequency of
inspections
Components
Procedures
Daily
Downdraft Bench
Examine air outlet for possible dust or smoke
accumulation. Refer to Troubleshooting section.
Weekly
Metal mesh filter
Metal mesh filters should be pulled out and either blown
out with air (or washed) depending on how dirty they
have become. Similar maintenance is required for spark
baffle trays.
Dust drawer
The dust drawer should be emptied. A visual inspection
will allow you to determine the dumping cycle
Bi-Weekly
to Monthly
Filter
Inspect the filter. Clean it or replace if needed.
Fan / Motor
Verify that motor is well intact, bolts are firm, and the
motor base is secured. With the machine off, manually
turn the wheel to ensure no marks are seen. A minor ad-
justment may have to be made by a qualified technician.
