Daikin ExtendAire IM 871-3, Installation & Maintenance Data

Page: 7 / 12

IM 871-3 Page 7 of 12
Configuration 2
Side Wall Outlet Assembly (Refer to Figure 14 )
a. Butt end of one “L” shaped piece (rear half) of 3' Extension
Section against Primary Discharge Section and Shelf
Discharge Section. Attach to wall with screws or nails.
b. Snap second “L” shaped piece of 3' Extension Section into
section mounted on wall.
Notes: 1. When more than one 3' Extension Section is
required, repeat steps (a) and (b) for each section.
2. The grille in the adjoining room must be
non-adjustable and have a minimum of 35 sq. in.
free area.
2. Determine capacity requirements from the "ExtendAire
Capacity Selection", Table 3, Table 4 or Table 5 and place
required number of active grilles in space provided in top
section. Fill in remaining openings with inactive (blank)
grilles. Keep active grilles to the right and inactive grilles
to the left (when facing unit).
3. Cover joints with trim pieces.
4. Make sure there is at least 35 sq. in. free area return air
opening from adjoining room. Undercut door or provide
louver to provide return air.
Figure 14: Side Wall Outlet Assembly Details
ExtendAire Capacity Selection
Table 3: ExtendAire Capacity Selection
1
Primary Primary Room Adjoining Room Approximate
Active Approximate Approximate Total System
Grilles Capacity % Capacity % CFM
5 60% 40% 302
Table 4: Side Wall Outlet Assembly – with Boost Fan
Primary Primary Room Adjoining Room Approximate
Active Approximate Approximate Total System
Grilles Capacity % Capacity % CFM
3 20% 80% 334
4 30% 70% 374
5 40% 60% 410
Table 5: Shelf Discharge Assembly – with Boost Fan
Primary Primary Room Adjoining Room Approximate
Active Approximate Approximate Total System
Grilles Capacity % Capacity % CFM
4 40% 60% 311
5 50% 50% 356
Note:
1
Refer to current product bulletin for total heating and
cooling capacities