User Guide
507716-01Page 2 of 58 Issue 1717
1
NOTE - C5 and D5 (5 Ton) size units installed in upow 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 lter. (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 SIDE VIEW
Model
GUH95C
A B C D
in. mm in. mm in. mm in. mm
045-2
045-3
070-2
070-3
17-1/2 446 16-3/8 416 16 406 7-5/8 194
090-3
090-4
110-3
110-4
110-5
21 533 19-7/8 505 19-1/2 495 9-3/8 238
135-5 24-1/2 622 23-3/8 594 23 584 11-1/8 283
Unit Dimensions