Lennox LCH036 Installation Instructions Manual page 147

LGH/LCH420, 480, 540, 600 Unit Dimensions Horizontal Airflow - In. (mm) -
See End View for gas
supply inlet detail
90
(2286)
Electric
Inlet
68
(1727)
3-3/8
8-7/8
(86)
(225)
5-5/8
(143)
1-3/8 in. (35 mm) wide
gasketed seal
recessed 1-1/8 in. (29 mm)
(all 4 sides of each
return air opening)
507232-02 9/2015
Supply
Air
Opening
36
(914)
26-1/4
(667)
13-1/4 (337)
4-7/8
Gas
(124)
Supply
Inlet
10-3/8
(264)
1-1/2 (38)
(all 4 sides of supply
air opening)
Optional Barometric
Relief Hoods
TOP VIEW
(one or two, each side).
NOTE - If only one hood
is used it is located on
the same side of unit as
the Supply Air Opening.
286 (7264)
40
(1016)
6 (152)
157 (3988)
SIDE VIEW
90
(2286)
Return Return
Air Air
Opening Opening
31-1/4 31-1/4
(794) (794)
6-3/4
(171)
69-1/4 (1759)
10-3/8
(264)
END VIEW
Page 3
Gas Heat Shown
1 in. (25 mm) Typ.
26-1/4
Optional Barometric
(667)
Relief Hoods
(one or two, each side).
NOTE - If only one hood
is used it is located on
the same side of unit as
the Supply Air Opening.
23-3/4 (603)
6-1/4
(159)
28-3/4
(730)
Optional
Outdoor Air
Hoods (2)
Return
Air
Opening
Return
Air
Opening
Return
Air
Opening