Lennox MERIT ML14XC1 User Manual

ML14XC1 - 1.5 to 5 Ton Air Conditioner / Page 2
WARRANTY
Compressor - limited warranty for ve years in
residential installations and ve years in non-residential
installations.
All other covered components - ve years in
residential installations and one year in non-residential
installations.
Note - Refer to Lennox Equipment Limited Warranty
certicate included with unit for specic details.
APPROVALS
AHRI Certied to AHRI Standard 210/240-2008.
Sound rated in Lennox reverberant sound test room
in Accordance with test conditions included in AHRI
Standard 270-2008.
Tested in the Lennox Research Laboratory
environmental test room.
Rated According to U.S. Department of Energy (DOE)
test procedures.
Region specic models meet the minimum efciency
requirements for U.S DOE Federal Regional Standards
in that area.
Units and components within bonded for grounding to
meet safety standards for servicing required by UL,
NEC and CEC.
Units are ETL certied for the U.S. and Canada.
ISO 9001 Registered Manufacturing Quality System.
For expanded ratings, see www.LennoxPROs.com.
APPLICATIONS
SEER up to 17.00.
1.5 through 5 ton.
Single-phase power supply.
Sound levels as low as 73 dB.
Vertical air discharge allows concealment behind shrubs
at grade level or out of sight on a roof.
Matching add-on furnace indoor coils or air handlers
provide a wide range of cooling capacities and
applications. See AHRI System Matches.
See Indoor Coils and Air Handlers sections for data.
Units shipped completely factory assembled, piped and
wired. Each unit test operated at the factory ensuring
proper operation.
Installer must set air conditioner, connect refrigerant
lines and make electrical connections to complete job.
REFRIGERATION SYSTEM
R-410A Refrigerant
Non-chlorine, ozone friendly, R-410A.
Unit pre-charged with refrigerant.
See Specication table.
Outdoor Coil Fan
Direct drive fan moves large air volumes uniformly
through entire condenser coil for high refrigerant cooling
capacity.
Vertical air discharge minimizes operating sounds and
eliminates damage to lawn and shrubs.
Fan motor has sleeve bearings (-018 through -048
and -060 models), ball bearings (-059 model) and is
inherently protected.
Motor totally enclosed for maximum protection from
weather, dust and corrosion.
Rain shield on motor provides additional protection from
moisture.
Louvered steel top fan guard furnished as standard.
Fan service access accomplished by removal of top
panel.
High Pressure Switch
Shuts off unit if abnormal operating conditions cause the
discharge pressure to rise above setting.
Protects compressor from excessive condensing
pressure.
Manual reset.
Lennox Quantum™ Coil
Enhanced aluminum alloy tube/enhanced n coil for
superior corrosion resistance.
Lennox designed and fabricated coil.
Ripple-edged aluminum ns.
Aluminum tube construction.
Lanced ns provide maximum exposure of n surface to
air stream resulting in excellent heat transfer.
Fin collars grip tubing for maximum contact area.
Flared shoulder tubing connections/silver soldering
construction.
Coil is factory tested under high pressure to ensure
leakproof construction.
Steel louvered panels provide complete coil protection.
Panels can be completely removed for servicing.
A
B
C
B
C
D
E
F
FEATURES
CONTENTS
AHRI System Matches - All Regions ......................... 11
AHRI System Matches - North / South Regions ........ 36
AHRI System Matches - Southwest Regions ............ 78
Dimensions - Unit ........................................................ 8
Electrical Data.............................................................. 6
Features....................................................................... 2
Field Wiring .................................................................. 5
Installation Clearances ................................................ 5
Model Number Identication ........................................ 1
Optional Accessories ................................................... 6
Sound Data .................................................................. 9
Specications............................................................... 6

Lennox MERIT ML14XC1 Specifications

General

Compressor Type	Single-stage
Refrigerant	R-410A
Energy Star Certified	No
Cooling Capacity (BTU/h)	18, 000 - 60, 000
Operating Voltage (VAC)	208/230
Unit Weight (lbs)	Varies by model
Dimensions (H x W x D, inches)	Varies by model
Cooling Capacity	1.5 to 5 tons
Warranty	5-Year Limited Warranty on covered components