Unit Dimensions − inches (mm)
1NOTE − 60C and 60D size units that require air volumes over 1800 cfm (850 L/s) 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 Return Air Base
3.Bottom return air.
4.Return air from both sides.
5.Bottom and one side return air.
See Blower PerformanceTables for additional information.
D
FLUE OUTLET (Top)
3−1/8 (79)
SUPPLY AIR
OPENING
2Flue outlet may be horizontal but furnace must be vented vertically
3Optional External Side Return Air Filter Kit is not for use with the optional Return Air Base.
3 OPTIONAL |
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| 23−3/4 | ||
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EXTERNAL |
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SIDE RETURN |
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| 25 | ||||||
AIR FILTER KIT |
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(Either Side) |
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| (635) | |||
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3/4
(19)
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| TOP VIEW |
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| 1−1/2 (38) | 27−3/4 |
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A |
| Front Panel | (705) |
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| 3−1/4 (83) |
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B | 9/16 (14) | 3 (76) Right | 19−7/16 | |
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| 7 (178) Left | (494) |
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| 2 FLUE OUTLET |
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| 9−1/8 (232) Right | (Either Side) |
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| 3 OPTIONAL | GAS PIPING INLET |
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| 8−5/8 (219) Left |
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| EXTERNAL |
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| SIDE RETURN |
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| AIR FILTER KIT |
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| (Either Side) | 5−3/8 (137) Right |
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| 33 | ELECTRICAL INLET |
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| 2−3/4 (70) Left |
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| (838) | (Either Side) |
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| 23 |
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| 14−3/4 |
| (584) |
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| (375) |
| 1 Side Return | 14 |
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| 16 |
| Air Opening | (356) |
| (406) |
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AIR FLOW |
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| 1−15/16 (49) | |
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| 5/8 |
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C | 3/4 (16) | 3−1/4 | 23−1/2 |
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(19) | (83) | (597) |
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1 Bottom Return |
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| 1 Bottom Return |
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Air Opening |
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| Air Opening |
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FRONT VIEW |
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| SIDE VIEW |
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9/16
(14)
1−1/2
(38)
EL280UH Model No. |
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in. |
| mm | in. |
| mm | in. |
| mm | in. |
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070P24A | 14−1/2 |
| 368 | 13−3/8 |
| 340 | 13 |
| 330 | 4−3/4 |
| 121 |
070(X)P36A |
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090P36B | 17−1/2 |
| 446 | 16−3/8 |
| 416 | 16 |
| 406 | 6−1/4 |
| 159 |
090(X)P48B |
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110P48C | 21 |
| 533 | 19−7/8 |
| 504 | 19−1/2 |
| 495 | 8 |
| 203 |
110(X)P60C |
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135P60D | 24−1/2 |
| 622 | 23−3/8 |
| 546 | 23 |
| 584 | 9−3/4 |
| 248 |
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