Lay the FEP film on top of the VAT base as show in the image (note: the nut traps should be down against the table) Orientation of the FEP film does not matter, the part is symmetrical)

Lay the VAT Tension Ring on top of the FEP film. (Not this part is symmetrical in all aspects so orientation does not matter.)

Use (12) 6-32 x 1/2" Socket Head Cap Screws and (12) Nylon Lock Nuts to attach the tension ring to the FEP file and VAT base. Start with the four corners and then continue with the rest. Note the locations of the (12) 6-32 x 1/2" Socket Head Cap Screws in the image.

Tighten all 12 of the (12) 6-32 x 1/2" Socket Head Cap Screws