Lennox ML180UHA - Unit Dimensions

Page 2
Unit Dimensions - mm
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 Return Air Base.
1
NOTE - 60C and 60D 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
508 x 635 x 25 mm cleanable air
filter. (Required to maintain proper air velocity.)
2. Single side return with optional 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.
1
Bottom Return
Air Opening
GAS PIPING INLET
(Either Side)
Side Return
Air Opening
(Either Side)
1
Bottom Return
Air Opening
FLUE OUTLET
(Top)
SUPPLY AIR
OPENING
FRONT VIEW
SIDE VIEW
TOP VIEW
A
B
C
D
2
FLUE OUTLET
(Either Side)
3
OPTIONAL
EXTERNAL
SIDE RETURN
AIR FILTER KIT
(Either Side)
3
OPTIONAL
EXTERNAL
SIDE RETURN
AIR FILTER KIT
(Either Side)
1
Front Panel
ELECTRICAL
INLET (Either Side)
(Either Side)
79
76 Right
171 Left
137 Right
40 Left
19
16
19
406
375
838
597
38
38
584
49
356
219 Left
232 Right
14
705
19
494
14
635
603
83
ML180UHA Model No.
A B C D
mm mm mm mm
070AP36A
368 340 330 121
090AP48B
446 416 406 159
110AP36C
110AP60C
533 504 495 203
135AP60D
622 546 584 248