11. Inspect the centering ring before replacing it onto the intake port. If it appears to be flattened,
replace it. A flattened centering ring can cause vacuum leaks. There are two types of centering
rings. Use the one with the smaller opening at the intake port.
12. Place the centering ring on the intake port.
13. Place the trap on the centering ring.
14. Open the clamp and place it around the flange of the intake port and the flange of the trap. Swing
the clamp fastening screw toward the intake port until it fits into the slot in the other half of the
clamp. Tighten the wing nut securely by hand.
Replace the Alumina in the Oil Vapor Trap
Smart VacPrep Operator Manual — 067-42800-01
Dec 2013
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