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Assembly Steps:
1. No assembly required.
Mounting Location:
1. Mount the bracket to the wall in Equipment Room using the provided 5/16" x 1-
1/2" anchors. The unit should be as close as possible to the tunnel equipment it
is supplying.
2. Connect a 3/8" polyflow air supply line to the push-lock fitting at the control
regulator gauge.
3. Connect 3/8" polyflow lines from the ports as shown in the diagram below.
4. Connect the electric power supply (120 VAC Hot and Neutral) to the solenoids
from the designated terminal in the tunnel controller. Check label on solenoid
coil to verify control voltage. Connecting the wrong voltage will damage the unit.
PECO Corporation – 244 Rex Boulevard – Auburn Hills – Michigan – 48326 – USA – 1-248-299-5800
06/22/23 S:\Engineering Doc's\Manuals & Packing Lists Combined\CONTROL VALVE STATIONS\028084bML 4W3 Update.doc
4W3 4-WAY VALVE AIR CONTROL
Installation Procedures
Page 4 of 10
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