ORBIT
®
SPRINKLER SySTEm DESIGNER™
InstallatIon GuIde
4. PuRCHase addItIonal MateRIals
Check that you received all the materials listed on the packing list that came with your delivery. Check the
packing list against the Installation guide Parts list to determine what you need to buy at your local Home
hardware.
Following is a list of the additional items that you will need to install your system.
Please check your
personalized parts list at the back of this guide for the section titled addItIonal ReQuIRed
suPPlIes and add them to this list.
5. Install BaCKfloW PReventIon devICe and sHut-off valve
Check your local code to determine the backflow prevention requirements for your area. You may need to
hire a professional to do the installation. Following are a few examples of backflow prevention devices.
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4" or 5" Trenching Shovel
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Trenching machine (optional)
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round-nosed Shovel
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latex-dipped Work gloves
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BefoRe You BeGIn
double Check valve assembly
Reduced Pressure Backflow Preventer
Pressure vacuum Breaker
atmospheric vacuum Breaker / anti-siphon valve
5. (Cont’d)
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Poly Pipe
Insert Fittings
Poly Pipe Cutters
100' Measuring Tape
Marking Paint
Marking Pen
PTFE Pipe Tape