15
BIOHAZARD
Breathing dental vacuum system exhaust may be harmful. Exhaust to outside of building. Follow current NFPA 99c
edition, Ramvac instructions, and all local codes.
FACILITY EXHAUST LINES
2" Schedule 80 CPVC or metal (not tar coated).
Slope: All horizontal lines toward the vacuum unit, a standard plumbing slope.
Minimum exhaust length is 15 feet from Ramvac pump to outside end. Contact Ramvac for shorter distances.
Run dedicated exhaust lines for EACH vacuum unit installed.
DO NOT connect to plumbing vents.
Lines must be installed to prevent condensation.
Support loosely. DO NOT allow piping to touch ductwork. DO NOT make solid attachment to building structure.
All joints MUST be glued with approved adhesive.
If exhaust noise is excessive, contact authorized dealer or Ramvac for additional muffler options.
Turn outside end down toward ground and screen to prevent entry of water, debris and creatures. Locate to
prevent exhaust from entering building
(FIGURE 3)
.
EXHAUST PLUMBING
SECTION III - INSTALLATION
FIGURE 3. OUTSIDE END PLUMBING (INSTALLER SUPPLIED) FOR OUTSIDE WALL OR ROOF LINE
OUTSIDE WALL
ROOF LINE
EXHAUST
PIPE
EXHAUST
PIPE
12" TO 18"
MINIMUM
