Aprilaire Easy Install 1610 Installation Instructions Manual page 3

2. The "L" bracket can removed to form a 10"x 24" drop opening (FIGURE 6).
3. If the cold air drop is less than 24 inches deep an angle bracket can be field fabricated and installed to reduce the drop width (FIGURE 7).
4. The cold air return can be moved into position over the top of the air cleaner (FIGURE 8) or transition pieces field fabricated (FIGURE 9).
5. Four tabs are located on the outlet side of the air cleaner. These tabs can be bent into the cold air return opening on the HVAC equipment to hold
the air cleaner in position during installation (FIGURE 10).
FIGURE 6
FIGURE 8
COLD AIR
RETURN DROP
MOVED
FIGURE 10
BEND ALL TABS UP
10-11490
10-11491
FIGURE 7
FIGURE 9
FIELD
FABRICATED
TRANSITION
30° MAX
ANGLE
FIELD FABRICATED
ANGLE BRACKET
10-11490
10-11491
10-11498
English 3