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These are brief instructions for installing a SimplyVAV 

controller. To download a PDF file of 

The 

Simply VAV Installation and Applications 

Guide

, browse to the KMC Controls web 

site, 

www.kmccontrols.com

.

Connect the room sensor cable

Connect a SimplyVAV sensor to the controller with 

a standard Ethernet cable. Plug the controller end 

of the cable into the T-STAT/SENSOR connector.

Connect the airflow sensors

Connect the airflow sensor on the VAV box to the 

airflow ports on the controller. Use 0.25 in. flame 

retardant tubing.

Connect auxiliary equipment (optional)

Other VAV equipment such as fans, heaters, 

reheat valves, and discharge air temperature 

sensors connect at the green terminals.
If the controller is part of a BACnet network, wire it 

to the gray MS/TP network terminals.

Connect 24 volt power

Connect the controller to a 24 volt, Class 2 

transformer at the black power terminals. As soon 

as power is connected, the controller begins 

operation.

Drive hub

Airflow sensor ports

Gear clutch 

button

Mounting tab and 

bushing

T’stat 

connector

Black power 

terminals

Green terminals 

for fan, reheat, and 

other equipment.

Gray network 

terminals

Quick start guide for installing SimplyVAV controllers

Align the damper and drive hub

Manually rotate the damper on the VAV box to the 

fully open position.
Press the gear clutch button and rotate the drive 

hub in the same direction that opened the damper. 

Turn the hub until it reaches a stop.

Mount the controller to the VAV box.

Place the controller over the damper shaft.
Center the mounting bushing in the mounting tab 

and fasten it with a #8 sheet metal screw.

Tighten the V-bolt nuts on the drive hub to 30-35 

in-lbs.

 kmccontrols.com

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