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Unit Dimensions
1 NOTE - 20C (5 Ton) size units installed in upflow applications that
require air volumes of 1800 cfm (850 L/s) or greater must have one
of the following:
1.
Single side return air with transition, to accommodate 20 x 25 x 1
in. (508 x 635 x 25 mm) cleanable air filter. (Required to maintain
proper air velocity.)
2.
Single side return air with optional "RAB" Return Air Base.
3.
Bottom return air.
4.
Return air from both sides.
5.
Bottom and one side return air.
See Blower Performance tables for additional information.
2 Optional External Side Return Air Filter kit is not for use with optional
Return Air Base.
* Consider sizing requirements for optional IAQ equipment before
cutting side return opening.
FRONT VIEW
A93UH1E / 92G1UHE
Capacity
030-12
045-12
070-12
090-12
090-16
110-16
110-20
Page 2 of 55
A
in.
mm
17-1/2
446
21
533
B
in.
mm
16-3/8
416
19-7/8
505
Issue 1922
SIDE VIEW
C
in.
mm
16
406
19-1/2
495
D
in.
mm
1-5/8
194
9-3/8
238
507867-02
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