Lennox CB29M User Manual

Page 5
CB29M/CB30M SERIES
CB30M Horizontal Left− and Right−Hand Unit Dimensions − inches (mm)
LIQUID
LINE
SUCTION
LINE
SUPPLY
AIR
OPENING
FILTER
LOW VOLTAGE
INLETS (BOTTOM
& RIGHT SIDE)
Top View
Front View
BLOWER
H
B
C
D
LIQUID
LINE
SUCTION
LINE
CONDENSATE
DRAINS (2)
(UPFLOW AND
DOWNFLOW)
CONDENSATE
DRAINS (2)
(HORIZONTAL)
COIL
3/4
(19)
3/4
(19)
1-1/2
(38)
1-3/4
(44)
5-3/4
(46)
2
(51)
1-1/8
(29)
RETURN
AIR
OPENING
F
E
5/8
(16)
5/8
(16)
5/8
(16)
End View
AIR
FLOW
OPTIONAL ELECTRIC
HEAT (FIELD−INSTALLED)
11-1/16
(281)
LINE VOLTAGE
INLETS (TOP &
RIGHT SIDE)
5-3/8
(137)
4-3/8
(111)
LIQUID
LINE
SUCTION
LINE
SUPPLY
AIR
OPENING
FILTER
LOW VOLTAGE
INLETS (TOP &
LEFT SIDE)
End View
BLOWER
B
C
D
COIL
3/4
(19)
3/4
(19)
3/4
(19)
RETURN
AIR OPENING
F
E
5/8
(16)
5/8
(16)
5/8
(16)
End View
AIR
FLOW
OPTIONAL ELECTRIC
HEAT (FIELD INSTALLED)
LINE VOLTAGE INLETS
(BOTTOM & LEFT SIDE)
Horizontal Position (Right-Hand Air Discharge)
FILTER ACCESS
FILTER
ACCESS
5-3/4
(146)
1-1/2
(38)
1-3/4
(44)
CONDENSATE DRAINS (2)
(HORIZONTAL)
A
5/8
(16)
G
H
A
5/8 (16)
G
1
(25)
1
(25)
11-1/16
(281)
PIPING
PLATE
DETAIL
LIQUID
LINE
SUCTION
LINE
2
(51)
1-1/8
(29)
5-3/8
(137)
4-3/8
(111)
PIPING
PLATE
DETAIL
Horizontal Position (Left-Hand Air Discharge)
Top View
Front View
3/4
(19)
End View
For dimensions A"
through H", see
chart on Page 4.
Requirements
Installation of Lennox blower coil units with or without op-
tional electric heat must conform with standards in the Na-
tional Fire Protection Association (NFPA) Standard for
Installation of Air Conditioning and Ventilation Systems
NFPA No. 90A," and Standard for Installation of Resi-
dence Type Warm Air Heating and Air Conditioning Sys-
tems NFPA No. 90B," manufacturer’s installation instruc-
tions and local municipal building codes.
This unit is certified for installation clearances to combus-
tible material as listed on the unit rating plate. Accessibility
and service clearances must take precedence over com-
bustible material clearances.
Installation
WARNING
Improper installation, adjustment, alteration, ser-
vice or maintenance can cause property damage,
personal injury or loss of life. Installation and ser-
vice must be performed by a qualified installer or
service agency.
The CB29M and CB30M units are factory−configured for
upflow or horizontal right−hand discharge installation. For
downflow or horizontal left−hand discharge, some field
modification is required.

Lennox CB29M Specifications

General

Brand	Lennox
Model	CB29M
Category	Air Conditioner
Language	English