Submittal Sheet

You must place the actuator on the damper shaft so that the front of the actuator is
accessible. The label is the front side.
The minimum damper drive shaft length is 3/4-inch (20 mm).
EA1002R1
Mounting and
Installation
1/2-inch Diameter Guide
Factory Installed
3/8-inch Diameter
Use the shaft insert supplied
for any 3/8-inch (8 to 10 mm)
diameter shaft
5/8-inch Diameter
NOTE: For all damper shafts except the 1/2-inch round shaft, remove the 1/2-inch
diameter guide before installation.
Figure 4. Damper Shaft Sizes.
• An anti-rotation bracket is included with the actuator.
• Observe the service envelope around the actuator as shown in Figure 8.
• For detailed mounting instructions, see Installation Instructions F-27211.
Manual override
To move the damper blades and lock the
position with no power present:
1. Slide the red manual override knob
toward the back of the actuator.
2. Make adjustments to the damper
position.
3. Slide the red manual override knob
toward the front of the actuator.
Once power is restored, the actuator
returns to automated control
.
45
90
90
PL0013R2
MANUAL
ADJUSTMENT
LEVER
AUTO
2
1
3
Figure 5. Manual Override.
5