ORBIT
®
SPRINKLER SySTEm DESIGNER™
InstallatIon GuIde
14. tuRn tHe WateR souRCe on
make sure the bleed screw on all the valves is in the closed position (turn
clockwise to close). Slowly turn the mainline water source on. make sure all
shut-off points prior to the valves are in the on position.
Some of the valves may come on briefly. If they do not shut off in a few seconds
check that the bleed screw is turned clockwise until it stops. If the valve remains
open shut off the water source and check that the valves are installed correctly.
Check to make sure the arrows on the valves point in the direction of flow.
15. CH
test eaCH zone
Using the timer manually test each sprinkler zone. Check the valves, pipes, and fittings for leaks. This is
also the step in which you flush any debris (i.e. dirt and rocks) out of the system. Make sure each head
location is flowing freely.
17. Install Heads and nozzles and adJust PatteRns
Install the heads, fittings and nozzles one zone at a time using the
and the
following assembly pages as a guide.
Bleed
Screw
CHECK POLY MAINLINE AND MANIFOLDS FOR LEAKS
Once the valves have pressure behind them and they are all off check the
manifold connections and the Poly pipe for leaks.
16.
Irrigation Depot.ca Plan
Match the nozzles called out on the maps to the nozzle tables on
the following page. Make preliminary adjustments to the nozzles then turn on that sprinkler zone
manually to check for leaks around the heads and to make additional adjustments to the nozzle spray
patterns.
