DZNT VAV / VVT Installation Guide
Page 2 of 16
Document Edition 1.2
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DZNT VAV Application Guide: (configuration & programming)
Delta Controls Wiring Guidelines
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ORCAview Operator Guide
ORCAview Technical Reference Manual
Release Notes for related Firmware and DZNT-T0-VAV products
Actuator Instructions
Warning:
Do not open the actuator or the controller.
Note
: Place the actuator/product on the damper shaft so that the front side, (label)
of the actuator/product is accessible.
The Actuator/Product can be used with 3/8, 1/2, and 5/8 inch damper shaft sizes
•
A 3/8-inch shaft size adapter is provided. Remove the 1/2-inch shaft size guide, and then install the shaft
insert so that the raised tabs are inserted last, through the damper shaft hole on bottom of product.
•
A 1/2-inch shaft size guide is factory installed. If the damper shaft size is not 1/2 inch, then remove the
shaft guide from actuator through the damper shaft hole on bottom of product.
•
For 5/8-inch shaft size, remove any shaft guides or adapters from the actuator through the damper shaft
hole on bottom of product.
Set the Actuator to Open Clockwise or Counter Clockwise
1.
Determine whether the damper blades will
rotate clockwise or counter clockwise to open.
2.
Remove power, if connected.
3.
Slide the manual override switch to manual
and move the adjustment lever to the position
as indicated by the drawing. Return the switch
to automatic.
4.
Tighten 3mm allen-screw on to damper shaft,
torque 55-60 lb-in (6.5-7 Nm).
5.
Restore power.
6.
Use the DZNT-T0-VAV to set the damper
action to Direct (CW) or Reverse (CCW).
7.
Once power is restored, the actuator returns to
automated control.
0
Counter Clockwise
to open
0
Clockwise
to open
