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Page 3

CBX32M SERIES

CBX32M Horizontal Left− and Right−Hand Unit Dimensions − Inches (mm)

LIQUID

LINE

SUCTION
LINE

Supply

Air

Opening

Filter

LOW VOLTAGE

INLETS (BOTTOM

AND 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

AND RIGHT

SIDE)

5-3/8
(137)

4-3/8
(111)

LIQUID
LINE

SUCTION

LINE

Supply

Air Opening

FILTER

LOW VOLTAGE

INLETS (TOP

AND 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 AND 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 2.

General

The Lennox Elite

®

 Series CBX32M air handler units are

designed for installation with a matched remote outdoor
unit that is charged with HFC−410A refrigerant and optional
field−installed electric heat. The air handler units are for
indoor installation only.

These instructions are intended as a general guide and do
not supersede local or national codes in any way. Consult
authorities having jurisdiction before installation. Check
equipment for shipping damage; if found, immediately
report damage to the last carrier.

Shipping and Packing List

Package 1 of 1 contains the following:

1

Assembled air handler unit

Requirements

In addition to conforming to manufacturer’s installation
instructions and local municipal building codes, installation
of Lennox air handler units (with or without optional electric
heat), shall conform with the following National Fire
Protection Association (NFPA) standards:

S

NFPA No. 90A − Standard for Installation of Air
Conditioning and Ventilation Systems

Содержание CBX32M Elite Series

Страница 1: ...be levied for noncompliance INSTALLATION INSTRUCTIONS Elite Series CBX32M Units AIR HANDLER 506150 01 05 09 Supersedes 12 08 RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE Table of Contents CBX32M Up...

Страница 2: ...ow LIQUID LINE SUCTION LINE SUPPLY AIR OPENING Return Air FILTER LOW VOLTAGE INLETS TOP AND RIGHT SIDE Return Air Top View Front View Side View Blower PIPING PLATE DETAIL FOR UPFLOW AND DOWNFLOW POSIT...

Страница 3: ...G 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...

Страница 4: ...air handler unit consists of two sections which are shipped assembled from the factory If necessary the unit may be disassembled to facilitate setting the unit Follow the steps below To disassemble 1...

Страница 5: ...opening is fully open and free of any debris Also check to make sure that no debris has fallen into the drain pan during installa tion that may plug up the drain opening 3 Rotate the drain pan 180 fro...

Страница 6: ...to downflow CBX32M unit circuit breakers must be rotated 180_ to the UP position See ECB29 installation instructions for more details NOTE If downflow application is required separately order kit num...

Страница 7: ...n purging be sure it is done in a well ventilated area Purge low pressure nitrogen 1 to 2 psig through the refrigerant piping during brazing This will help to prevent oxidation and the introduction of...

Страница 8: ...rd against damage to the paint 5 With the wet rag in place position a field provided elbow fitting to the air handler s suction line and line set Start nitrogen flow before brazing 6 After the procedu...

Страница 9: ...ss panel Air leakage will occur if access panel is placed over filter door Filters should be inspected monthly and must be cleaned or replaced when dirty to assure proper furnace operation Reusable fi...

Страница 10: ...igure 11 Typical Field Wiring Cooling Application with Electric Heat C W1 O Y1 R L T E C W1 G O Y1 R L T SERVICE LIGHT THERMISTOR Y2 Y2 2ND STAGE COMPRESSOR 1 2 3 4 5 6 COMMON ELECTRIC HEAT REVERSING...

Страница 11: ...PUMP UNIT COMMON USED ONLY ON SOME THERMOSTATS Y2 USED ONLY WHEN TWO SPEED COMPRESSOR IS USED HP21 AMBIENT COMPENSATING THERMISTOR CONNECTION USED ONLY ON SOME THERMOSTATS LINE VOLTAGE FIELD INSTALLE...

Страница 12: ...Page 12 506150 01 05 09 Figure 15 Typical Wiring Diagram Single Phase...

Страница 13: ...Page 13 CBX32M SERIES Figure 16 Typical Wiring Diagram Three Phase...

Страница 14: ...ies units with electric heat refer to the ECB29 installation instructions AIR VOLUME ADJUSTMENT Blower speed selection is accomplished by changing the taps at the harness connector at the Blower motor...

Страница 15: ...20 50 1055 495 230 1190 560 280 1475 695 455 25 60 1060 500 220 1185 560 275 1450 685 440 30 75 1050 495 215 1175 555 375 1415 670 430 40 100 1005 475 290 1135 535 325 1335 630 400 50 125 915 430 255...

Страница 16: ...data is measured external to unit with air filter in place Electric heaters have no appreciable air resistance Table 9 CBX32M 048 Air Handler Performance 208 230V External Static Pressure Air Volume a...

Страница 17: ...2060 970 750 20 50 1745 825 560 1950 920 635 2030 960 740 25 60 1725 815 550 1915 905 625 2000 945 730 30 75 1695 800 535 1880 885 610 1960 925 715 40 100 1630 770 505 1795 845 580 1870 880 685 50 12...

Страница 18: ...e cut in an X pattern peeled open glued with an appropriate all purpose glue and placed back against the cabinet surface being careful to not overly compress the insulation so the insulation can retai...

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