Actuator Setup - Trane Kit-3938 Installation Instructions Manual

Low ambient kit commercial air conditioners
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Figure 11. Low ambient connections diagram for all units

Actuator Setup

NOTICE
Actuator Damage!
Do not depress actuator clutch while actuator is
energized as it could result in actuator damage.
The actuator should be in the full clockwise (closed) position.
To align the actuator hub in the correct fully closed position,
refer to
Figure 12
and follow the steps below.
1. With the actuator clamp loose, depress the actuator clutch
button on the lower left side of the actuator and rotate the
hub clockwise to the fully closed position.
2. Holding the low ambient dampers in the fully closed
position, tighten the actuator clamp.
3. Set the direction switch on the actuator to 1 for the Belimo
actuator, or 10...2V for the Honeywell (switch rotated to the
fully clockwise position).
4. Install the actuator cover (assembled earlier) on the
damper assembly by removing the center damper guard
screw and sliding the top of the cover between the grill and
sheetmetal flange. Reinstall the grill screw and use 1/4-20
x 1/2-inch screws for the remaining three holes. Refer to
the illustration in
Figure 3, p.
ACC-SVN137C-EN
3
9.
Figure 12. Damper actuator and blade alignment
Installation
13

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This manual is also suitable for:

Kit-3939Kit-3940Kit-3942

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