507961-01G / 31-5000653
Page 2 of 57
Issue 2128
24
(61)
20-3/4
(53)
20-3/8
(52)
15-1/2
(39)
2 (5)
3-1/4
(8)
2-5/8 (7)
6-1/2 (17)
1-5/8 (4)
14 (36)
23
(58)
28-1/2
(72)
27-3/4
(70)
19-1/2
(50)
1-7/8 (5)
24-7/8
(63)
24-3/8
(62)
1-7/8
(5)
D
SIDE VIEW
FRONT VIEW
(19)
3/4
(19)
1
Bottom Return
Air Opening
A
B
9/16 (14)
C
3/4
33
(838)
16
(406)
14−3/4
(375)
2
OPTIONAL
SIDE RETURN
AIR FILTER KIT
(Either Side)
5/8
(16)
TOP VIEW
1
NOTE
- 5C* and 5D*
(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) air filter.
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.
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.
Unit Dimensions
Model
A
B
C
D
in.
mm
in.
mm
in.
mm
in.
mm
045-3B
070-3B
17-1/2
448
16-3/8
416
16
406
7-5/8
194
090-3C
090-5C
110-5C
21
533
19-7/8
505
19-1/2
495
9-3/8
238
135-5D
24-1/2
622
23-3/8
594
23
584
11-1/8
283