Unit Dimensions - Lennox ML180UHA Installation Instructions Manual

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