Lennox Signature CB31MV Installation Instructions Manual page 2

CB31MV Up−flow and Down−flow Unit Dimensions − Inches (mm)
DIMENSION
CB31MV−041 inches (mm)
CB31MV−051, −065 inches (mm)
SUPPLY AIR
3/4
OPENING
(19)
3/4 3/4
11-1/16 (281)
(19) (19)
D
TOP VIEW
LINE VOLTAGE LOW VOLTAGE
INLETS
INLETS
(TOP AND LEFT
(TOP AND
SIDE)
RIGHT SIDE)
B
AIR FLOW
RETURN AIR
F
5/8 5/8
(16) (16)
FRONT VIEW
UP−FLOW POSITION
SUCTION
1-1/8 (29)
LINE
LIQUID
LINE
2
(51)
5-3/8
(137)
2-3/4
(70)
DETAIL OF PIPING PLATE
505341M 04/08
A B
51 (1295) 21-1/4 (540) 22-5/8 (502) 19-3/4 (575)
58-1/2 (1486) 21-1/4 (540) 24-5/8 (625) 19-3/4 (502)
C
5/8
(16)
G
OPTIONAL
BLOWER
ELECTRIC
HEAT
(FIELD
INSTALLED)
PIPING
PLATE (SEE
A
DETAIL
BELOW)
COIL
SUCTION
H
LINE
LIQUID
LINE
FILTER
RETURN AIR
FILTER ACCESS
5/8 (16) E
1
(25)
SIDE VIEW
4-3/8
(111)
CONDENSATE
DRAINS (2)
1-3/4 3-1/2
(44) (89)
C D
21 (533)
23 (584)
5/8
(16)
F
5/8
E
RETURN
(16)
AIR
OPENING
1
(25)
TOP VIEW
B
PIPING
PLATE
(SEE
DETAIL
BELOW
LEFT)
AIR FLOW
SUPPLY
AIR
D
5/8
5/8
(16)
(16)
FRONT VIEW
Page 2
E F G
20 (508) 26-3/8 (670) 24-5/8 (625)
20 (508) 27-7/8 (708) 30-5/8 (778)
5/8
(16)
FILTER
FILTER
ACCESS
H
SUCTION
LINE
LIQUID
LINE
A
G
5/8
(16)
5/8 LOW VOLTAGE
(16) (RIGHT SIDE)
LINE VOLTAGE
(LEFT SIDE)
OPTIONAL ELECTRIC
HEAT (FIELD INSTALLED)
DOWN−FLOW POSITION
H
C
COIL
BLOWER
SUPPLY
AIR
11-1/16
5/8
(281)
(16)
SIDE VIEW