E2013 Lennox Industries Inc.

Dallas, Texas, USA

THIS MANUAL MUST BE LEFT WITH THE HOMEOWNER FOR FUTURE REFERENCE

WARNING

The State of California has determined that this product may contain or produce a chemical or chemicals, in very low doses, which may cause serious illness or death. It may also cause cancer, birth defects, or reproductive harm.

GENERAL

This 13ACX outdoor unit is designed for use with HFC-410A refrigerant only. This unit must be installed with an approved indoor unit. See the Lennox 13ACX Product Specifications bulletin (EHB) for approved indoor component match ups.

These instructions are intended as a general guide and do not supersede local codes in any way. Consult authorities having jurisdiction before installation.

INSTALLATION

INSTRUCTIONS

Merit® Series 13ACX Units

AIR CONDITIONER

506945-01

5/2013Litho U.S.A. Supersedes 7/2012

WARNING

Improper installation, adjustment, alteration, service or maintenance can cause personal injury, loss of life, or damage to property.

Installation and service must be performed by a licensed professional installer (or equivalent) or a service agency.

CAUTION

Before attempting to perform any service or maintenance, turn the electrical power to unit OFF at disconnect switch.

CAUTION

As with any mechanical equipment, contact with sharp sheet metal edges can result in personal injury. Take care while handling this equipment.

STEP 1 -- SETTING THE UNIT -- Clearances

CLEARANCE ON ALL SIDES — INCHES (MILLIMETERS)

MINIMUM CLEARANCE

ABOVE UNIT

 

6 (152)

 

NOTES:

 

12 (305)

 

 

S

Clearance to one of the other three

48 (1219)

 

 

 

 

 

 

sides must be 36 inches (914mm).

 

30 (762)

 

 

 

 

 

 

 

 

 

 

 

S Clearance to one of the remaining two sides may be 12 inches (305mm) and the final side may be 6 inches (152mm).

 

 

LINE SET

36 (914)

CONNECTIONS

 

 

 

 

 

MINIMUM CLEARANCE BETWEEN TWO UNITS

24 (610)

ACCESS

PANEL

LINE SET CONNECTIONS

 

FIGURE 1

 

7/2012

Page 1

506945-01

*2P72012*

*P506945-01*

 

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Lennox International Inc Merit Series Air Conditioner installation instructions General, Setting the Unit -- Clearances