Optional Accessories - Lennox ML193UH045P36B Unit Information

OPTIONAL ACCESSORIES - MUST BE ORDERED EXTRA
CABINET ACCESSORIES
Horizontal Suspension Kit - Horizontal only
Return Air Base - Upflow only
CONDENSATE DRAIN KITS
Condensate Drain Heat Cable
Heat Cable Tape
Crawl Space Vent Drain Kit
CONTROLS
Twinning Kit
FILTER KITS
Air Filter and Horizontal (end)
1
Rack Kit
Side Return
NIGHT SERVICE KITS
Night Service Kit
TERMINATION KITS
See Installation Instructions for specific venting information.
Termination Kits - Concentric
Direct Vent
Applications Only
Flush-Mount
Wall - Close
Wall - Close
Couple WTK
Termination Kits -
Direct or Non-
Wall Ring Kit
Direct vent
Roof Termination Flashing Kit - Direct or
Non-Direct Vent (2 flashings)
Cleanable polyurethane frame type filter.
1
Kits contain enough parts for two, non−direct vent installations.
2
Non−direct vent only.
3
NOTE - Termination Kits 44W92, 44W93, 30G28, 81J20 are certified to ULC S636 standard for use in Canada only.
Input
4501 - 7500 ft.
all models
NOTE − Air for combustion must conform to the methods outlined in the National Fuel Gas Code (NFPA 54/ANSI−Z223.1)
or the National Standard of Canada CAN/CSA−B149.1 Natural Gas and Propane Installation Code".
NOTE − In the U.S. flue sizing must conform to the methods outlined in the current National Fuel Gas Code (NFPA 54/
ANSI−Z223.1) or applicable provisions of local building codes. In Canada flue sizing must conform to the methods
outlined in National Standard of Canada CAN/CSA−B149.1.
Allow proper clearances to accommodate condensate trap and vent pipe installation.
1
Do not install the furnace directly on carpeting, tile, or other combustible materials other than wood flooring.
2
6 ft.
24 ft.
50 ft.
Fiberglass - 1/2 in. x 66 ft.
Aluminum foil - 2 in. x 60 ft.
Size of filter - in.
Single
Ten Pack
Size of filter - in.
US - 2 in.
3 in.
Canada - 2 in.
3 in.
2, 2-1/2 or 3 in.
US - 2 in.
Couple
3 in.
Canada - 2 in.
3 in.
Roof 2 in.
2 in.
2 in.
GAS HEAT ACCESSORIES
High Altitude
Pressure Switch Kit
7501 - 10,000 ft.
74W90 74W91
INSTALLATION CLEARANCES - INCHES (MM)
Sides
Rear
Top/Plenum
Front
Front (service/alcove)
Floor
"B" Width
Models
51W10
50W98
26K68
26K69
26K70
36G53
16P89
51W18
65W80
87L96 - 18 x 25 x 1 87L97 - 20 x 25 x 1
44J22
66K63
16 x 25 x 1
51W03
71M80
- - -
44W92
- - -
51W11
22G44
44J40
30G28
81J20
15F75
15F74
44J41
Natural Gas to
LPG/Propane Kit to Natural Gas Kit
0 - 7500 ft.
69W73
0 inches (0 mm)
1
0 inches (0 mm)
1 inch (25 mm)
0 inches (0 mm)
24 inches (610 mm)
Combustible
2
Page 3
"C" Width "D" Width
Models Models
51W10 51W10
50W99 51W00
26K68 26K68
26K69 26K69
26K70 26K70
36G53 36G53
16P89 16P89
51W18 51W18
65W80 65W80
87L98 - 25 x 25 x 1
44J22 44J22
66K63 66K63
16 x 25 x 1 16 x 25 x 1
51W03 51W03
69M29 - - -
60L46 60L46
44W92 - - -
44W93 44W93
51W11 51W11
- - - - - -
44J40 44J40
- - - - - -
81J20 81J20
15F75 - - -
15F74 - - -
3
44J41 44J41
Natural Gas
LPG/Propane
High Altitude
Orifice Kit
0 - 7500 ft. 7501- 10,000 ft.
73W81 73W37