Anti-Siphon Valve Installation - DIG RBC 8000 Instruction Manual

6. ANTI-SIPHON VALVE INSTALLATION

The RBC 8000 can be installed directly to PVC pipe with two PVC
male adapters (not included). Inlet 3⁄4 in. FNPT, outlet 3⁄4 in. FNPT.
Rated operating pressure: 10 to 125 PSI
Recommended operating pressure: 10 to 80 PSI
NOTE: The RBC 8000 must be installed at least 6 in.
higher than the highest sprinkler head on the system or
back-drainage may occur. Additional control valves must not
be installed downstream of the anti-siphon valve. The valve
must not be operated continuously for more than 12 hours in
any 24-hour period.
Consult local codes for specific details.
1. Flush main line until water runs clear before installation.
2. Shut off main water supply.
3. Install the anti-siphon valve directly to PVC pipe using 3⁄4 in. PVC
male adapters (FigureA1 and A2) or use 3/4 in. schedule 80
nipple. The arrow on valve body indicates direction of water flow.
NOTE: Wrap all fittings with Teflon tape. Do not use pipe cement on
the valve as this will damage the valve and void the warranty.
Make sure when wrapping fittings with Teflon tape that no excess
gets into the internal assembly. Tighten the fittings with a wrench,
but do not over tighten.
4. Turn the main water supply on and pressurize the system.
5. To test the RBC 8000, press the
open. A droplet icon
appear on the display in 5 seconds. Check that the system is operating correctly and
press the button again to turn it off. A second click will be heard indicating that the valve
closed. The droplet icon
and OFF will appear momentarily; then the display will revert to the time of day.
6. The unit is now ready to be programmed.
button. A click will be heard, indicating the valve is
on the upper left of the screen and the run time remaining will
and the manual icon
4
Figure A1
Figure A2
will disappear from the display
WATER
FLOW