506842-01
Page 2 of 42
Issue 1132
A80UH1E & 80G1UHE Unit Dimensions - inches (mm)
1
NOTE
-
C5 and D5
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
Flue outlet may be horizontal but furnace must be vented
vertically.
3
Optional external side return air filter kit cannot be used with
the optional RAB Return Air Base.
*
Consider sizing requirements for optional IAQ equipment before
cutting side return opening.
FRONT VIEW
SIDE VIEW
A
368
14-1/2
Model
GUH80C
B
C
in.
mm
in.
mm
in.
mm
340
13-3/8
330
13
135-D5M
533
21
504
19-7/8
495
19-1/2
622
24-1/2
546
23-3/8
584
23
D
in.
mm
248
9-3/4
203
8
121
4-3/4
090C5M
110C5M
446
17-1/2
416
16-3/8
406
16
159
6-1/4
045A3M
070B3M
090B4M
