Page 2
Unit Dimensions - inches (mm)
AIR FLOW
6-9/16 (167)
Left
9 (229)
Right
23
(584)
(19)
3/4
(19)
1
 Bottom Return
Air Opening
GAS PIPING INLET
(Either Side)
Side Return
Air Opening
(Either Side)
1
 
Bottom Return
Air Opening
EXHAUST AIR
OUTLET
ELECTRICAL
INLET
(Either Side)
SUPPLY AIR
OPENING
TOP VIEW
A
B
9/16 (14)
C
3/4
27-3/4
(705)
19-7/16
(494)
23-1/2
(597)
1-1/2
(38)
6-1/2 (165)
(Either Side)
33
(838)
3-1/4
(83)
1-15/16 (49)
14
(356)
9/16
(14)
12-5/8 (321)
(Either Side)
 
2
 OPTIONAL
SIDE RETURN
AIR FILTER KIT
(Either Side)
16
(406)
14-3/4
(375)
2
 OPTIONAL
SIDE RETURN
AIR FILTER KIT
(Either Side)
5/8
(16)
1
3-1/4
(83)
23-3/4
(603)
25
(635)
D
1-1/2 (38)
Front Panel
COMBUSTION
AIR INTAKE
2 (51)
(Either Side)
1-7/8 (48)
CONDENSATE
TRAP CONNECTION
(Either Side)
Flue Condensate Trap Assembly
Furnished for external
field installation
on either side of unit.
(See installation instructions
for additional
information.)
7
(178)
2
 
Optional Side Return Air Filter Kit is not for use
with the Optional Return Air Base.
1
 
NOTE - 60C and 60D size units that require air volumes over
1800 cfm must have one of the following:
1. Single side return air and Optional Return Air Base
    with transition that must accommodate required
    20 x 25 x 1 inch (508 x 635 x 25 mm) air filter to
    maintain proper velocity.
2. Bottom return air.
3. Return air from both sides.
4. Bottom and one side return air.
See Blower Performance Tables for additional information.
 
Model A B C D
EL297UH045XV36B
EL297UH070XV36B
  16 in   406 mm 
EL297UH090XV36C
EL297UH090XV48C
EL297UH090XV60C
EL297UH110XV48C
EL297UH110XV60C
21 in   533 mm   
EL297UH135XV60D   23 in    584 mm