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2008-04-11
regulator to have an output of 50 psig. The pilot air pressure range is from 0 to 70
psig.
(2) The four ports on the pilot operated air regulator are the pilot air pressure input from
the control panel, the primary air supply input feed, the output air feed to the nozzles
and to gauge port used to feed pilot signal to the water regulator. There are no
manual adjustments required.
(3) Install the pilot air regulator on the feed line before the nozzles by splicing into the air
feed line to the nozzles. See Figure 11 Pilot Air Regulator Installation. Ensure the
proper flow direction when installing this device.