Page 39 © 2009 McQuay International 800-432-1342 www.mcquay.com
IM 1028 - Fresh Air Damper Motor Kit
This damper motor kit is set up for field installation with the
corresponding fresh air damper kit for ThinLine 3G fan coils.
The damper kit must be ordered separately. The damper motor
is always mounted on the same end as the unit control box.
The unit control box is always mounted on the opposite side of
the primary coil connections. (Example: For right-hand units
use left-hand damper motor kit.) Inspect the contents for
shipping damage and the correct items. See Figure 1for a list
of kit components.
Installation Instructions
1 Before installing the fresh air damper kit, remove the
nuts and washers from each end of the damper pivot rod.
See Figure 1.
2 Install the fresh air damper kit according to the
instructions provided in McQuay IM 1023.
3 Locate all damper motor kit components and remove
from carton. See Figure 1 for a component list.
Figure 1: Damper Motor Kit Assembly (Right Hand Kit Shown)
Installation and Maintenance Manual IM 1028
Fresh Air Damper Motor Kit for
ThinLine™ 3G Vertical Fan Coils
Group: Applied Air Systems
Part Number: 910103368
Date: August 2009
NOTICE
Installation and maintenance are to be performed only by
qualified personnel who are familiar with and in compliance
with state, local and national codes and regulations, and
experienced with this type of equipment.
CAUTION
Sharp edges! Metal edges are potential injury hazards. Wear
protective gloves.
Remove nuts, flat washers and lock
washers from both
ends of damper
pivot rod.
Unit Size Cut Rod Length
02 3.75 in (96 mm)
03 6.5 in (165 mm)
04 6.25 in (159 mm)
06 11.75 in (298 mm)
08 6.5 in (165 mm)
10 12 in (305 mm)
12 17.5 in (445 mm)
Kit Components:
• Coupling with setscrews
• Damper control rod
• Motor mounting screws,
(2) #10 x 1/2" (13 mm)
• Motor mounting bracket
• Motor
• Motor bracket mounting
screws, (2) #8-32 x 3/8"
(10 mm)
Remove knockout
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