TREATMENT ROOM PLUMBING INSTALLATIONS
q
Use only 45° elbows to make turns in main line.
q
Make sure to use the proper pipe type for associated system.
q
If piping is diverted to clear an obstruction, DO NOT MAKE A TRAP.
See detail A,
Main Line Turn Connections.
q
DO NOT use standard 90° elbows.
SUB FLOOR INSTALLATION -
Recommended system installation layout should be used
whenever possible.
Notes
:
1.
10-foot Maximum Height from Main
Line to Tank.
2.
Consult Dental Unit Manufacturer's
Guidelines for correct reduced size
and height of termination of vacuum
line inside junction box.
3.
Limit branches. Orient main line
under junction box or cabinet.
4.
When piping line is above 3/4" I.D.
or larger, use 45° Y's & elbows only.
5.
Recommend installing separate line
connection for scavenger when using
Nitrous scavengers in overhead
piping installations.
Minimum Slope:
1/4 inch per 10 Feet
Interior Wall
1/2-Inch Diameter Riser
10-FT Maximum Height
from Riser Trap to Main
Line
OVERHEAD INSTALLATION -
Alternate system installation layout should be used only when
unable to use the sub-floor plumbing layout.
Ceiling
Junction
Box
See Note 2.
1/2 - Inch Diameter Riser
Minimum Slope:
1/4 inch per 10 Feet
Main Line Riser for connection to
tank input. See Note 1.
MAIN LINE
See Notes 2, 3 & 4.
Junction
Box
See Note 2.
MAIN LINE
See Notes 2, 3
4 & 5.
CONNECTOR DETAILS - ALL INSTALLATIONS
Ceiling
Important:
All installation pipes and fittings provided by plumber.
All installations must conform to local codes.
Interior Wall
Main
Line Turn
Connection
See A.
Sub Floor
Riser
Connection
See B.
Riser Trap
See D.
Overhead Riser
See C.
Sub Floor Riser to Main Line Detail
1/2 Inch Riser
45°Elbow
45°Y
1/2 Inch
Diameter
To
Tank
45°Elbow
1" Min
Main
Line
Overhead Riser to Main Line Detail
(
Prevents liquids from draining down the 1/2” riser.)
Main Line Turn Connections
45
°
Elbow
45
°
Elbow
Clearing &
Obstruction
Making
Turns
Riser Trap Detail (45°
Elbows)
1/2-Inch
Riser
To Main
Line
1/2-Inch
To
Dental Unit
Junction
Box
45°ELL
45°Y
To
Tank
Main
Line
1/2 Inch Riser
To Dental Unit
Junction Box
A
B
C
D
