Knowledge Base

D Wind tunnel maintenance

D Wind Tunnel Maintenance

Replace The Charcoal Filter

Remove the old filter

Hold the cylinder with both hands and exert mild pressure toward the fan (1). At the same time, turn the cylinder counter-clockwise (2). D Wind tunnel maintenance

Where to get a new charcoal filter

Camcarb GM 2600 Galva CEX003 2600 CCGAS CEX003 (CEX 003 is the code of the activated carbon medium). https://www.camfil.com/products/molecular-filters/cylinders/ camcarb/camcarb-cm-_-54678

Clean the new filter

When you get a new charcoal filter, it is good to dedust it. Use compressed air for this purpose.

Attach the new charcoal filter

Position the filter so that the three bolts at one end coincide with the large holes at the side of the motor. Gently push the filter toward the fan (1), then turn the cylinder clockwise (2). This will fix the filter. D Wind tunnel maintenance

Clean Or Replace The Filter In The Lamination

Unit

The filter inside the lamination unit may show sigh of wear and accumulated dust.

Extract the filter

For this you need an Allen (hexagonal) key. 1. Separate the lamination unit from the wind tunnel. 2. Remove the four tie-wraps (see the picture below). D Wind tunnel maintenance 3. Remove the two L-shape profiles that are attached at the top edges of the lamination unit. 4. At the top of the Lamination Unit you find bolts in the middle of the panel. Remove these bolts and extract the filter holder.

Filter material

You can replace the existing filter with 20-mm universal polyester HVAC air filter. For example: https://nl.rs-online.com/web/p/hvac-air-filters/1221774 Make sure to put enough filter material in order to avoid air leakage around the edges.

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Source: Track3D 2 - Reference Manual (March 2025)