Orbit 37772 Installation Guide download pdf (Page 21)

Install Header Lines

•

Connect 1" pipe to

ach valve and run it

o the assigned zone.

• Use fittings (elbow,

cross or tee) for each

lateral line.

Install Lateral Lines

•

Connect 3/4"

lateral lines to

the header line.

• Run lateral line

to each sprinkler

location.

• Install Tees or Elbow

at each sprinkler

location.

Freezing Areas – Install Line Drains

Lateral and Header Lines

Canist

er Heads

: Install an automatic drain valve in the bot

tom inlet of all canister

End of Spr

inkler Line

: Install an automatic drain valve af

ter the last head on the end of eac

sloped line.

Low Spots: Install a tee and automatic drain valve for low spots on sprinkler head lines.

Main Line

Manifold: Remove the end cap and install a ball or gate manual drain valve.

Installation

Sprinkler System Layout & Installation Guide

CONNECT ZONES

1" Male Threaded Fi

PVC or Poly Cross

Header Line

PVC or Poly Tee

Lateral Line

Fittings with

Threaded Outlet

Replace with

Manual Drain

alve

07WTM003045 53251-01 rE.qxd 3/2/07 2:30 PM Page 17

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Orbit 37772 Installation Guide Page 21

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