"Oregon #1" Trap Primer Valve

PO-500
Description:

The PO-500 Oregon #1 automatic pressure drop activated trap primer valve will prime 1 to 4 floor drains with our patented distribution units, the DU-U or the DU-4.

System operating range is 20 psi minimum to 80 psi (138 to 552 kpa) maximum.

The valve requires a 10 psi (70 kpa) pressure drop across the valve to activate and will deliver a metered amount of water to the floor drain. Trap primer is to be connected to a cold water supply only.

Constructed Composite body, Sarlink 4145B diaphragm, #60 stainless steel mesh screen.

Features:
  • No Adjustment Required
  • Automatically Maintains a Constant Water Seal in Floor Drain Traps.
  • One Model for One to Four Drain Traps
Application:

 

SPECIFICATIONS & INSTALLATION
Components: Body, Check Valve Retainer Plate, Float (Polypropylene), cover
Material: Geon PVC M-1000 Type 1, Grade 1 Molding Compound. NSF listed material #270
Inlet: 1/2" NPT Male or
12mm BSP
Outlet:

1/2" NPT Female or

12mm BSP

Check Valve Ball

 

Check Valve Ball Retainer

#316 - Stainless Steel

 

Monel Metal

Cover Screws: 5/8" x 10/24" Stainless Steel
Slip Joint Nut 1/2" NPT: Brass

Slip Joint Nut Washer

Neoprene Strainer

40 Mesh Stainless Steel Wire Cloth
INSTALLATION:

This valve is designed to be installed on ½” to 1 ½” cold water line, feeding a flush valve or other open and closing valve supply line that is frequently used.

Trap Primer valve makeup line to floor drain is recommended to be a minimum of 12” off the finished floor before a 90° elbow can be installed.

The furthest recommended distance of makeup line is 20’ to the floor drain.

Trap primer make up line must have continuous slope to the floor drain (consult local code requirements).

Install with a shut off valve for servicing on the inlet side and a union connection on the outlet side.

The valve must be installed level.

If using the distribution unit the clear plastic cover must be used.

Do not subject the valve to rough in pressure test.

recommended install drawing
THE PRIMING VALVE MUST HAVE A MINIMUM ELEVATION OF 12” INCHES (305MM) ABOVE THE FINISHED FLOOR.
 
 
PART NUMBER
 
Oregon #1 Trap Primer
Accessories
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