LENNOX EL18KCV Smart Wi-Fi Communicating Thermostat User Manual
APPROVALS AND WARRANTY
APPROVALS
• AHRI Standard 210/240-2023 certified
NOTE - AHRI certified ratings are based on the following control conditions:
An Lennox® Communicating thermostat matched with a “communicating” indoor unit.
Any conventional non-communicating thermostat matched with a conventional “non-communicating” indoor unit.
• ENERGY STAR® Certified (certain units)
• Sound rated to AHRI Standard 270-2008 test conditions
• Tested in Lennox’ Research Laboratory environmental test room
• Rated According to U.S. Department of Energy (DOE) test procedures
• Unit and components ETL, NEC and CEC bonded for grounding to meet safety standards for servicing
• ETL certified (U.S. and Canada)
• ISO 9001 Registered Manufacturing Quality System
WARRANTY
• Compressor:
• Limited ten years in residential installations
• Limited five years in non-residential installations
• All other covered components:
• Limited five years in residential installations
• Limited one year in non-residential installations
FEATURES
APPLICATIONS
• Ball bearings
• 2 through 5 tons
• Inherently protected
• Sound levels as low as 72 dBA
• Single-phase power supply
• Vertical air discharge
• PVC (polyvinyl chloride) coated steel fan guard
Quantum™ Coil
• Lennox designed and fabricated coil
C
• Applicable to indoor air handlers or gas furnaces with
indoor add-on coils
• Shipped completely factory assembled, piped and wired
• Enhanced aluminum alloy tube/enhanced fin coil
• Superior corrosion resistance
• Ripple-edged aluminum fins
REFRIGERATION SYSTEM
• Aluminum tube construction
• Lanced fins for maximum fin surface exposure
• Fin collars grip tubing for maximum contact area
• Flared shoulder tubing connections
• Factory tested under high pressure
• Entire coil is accessible for cleaning
R-454B Refrigerant
• Low GWP (Global Warming Potential)
• Zero ODP (Ozone Depletion Potential)
• Low Toxicity/Lower Flammability - A2L
• Unit is factory pre-charged
NOTE - Total system refrigerant charge is dependent on
outdoor unit size, indoor unit size and refrigerant
line length.
High Capacity Suction Line Drier
• Factory installed in the suction line
• Drier traps moisture or dirt that could contaminate the
system
• 100% molecular-sieve, bead type, one-way drier
D
NOTE - Refer to the unit-mounted charging sticker to
determine correct amount of charge required.
Outdoor Coil Fan
• Direct drive fan
• PSC motor (024 and 048)
• ECM Motor (036 and 060)
• Vertical air discharge
B
Low Pressure Transducer
• Shuts off unit if suction pressure falls below setting
• Provides loss of charge and freeze-up protection
• Totally enclosed fan motor
EL18KCV | 2 to 5 Ton Air Conditioner | Page 3
| General | Details |
|---|---|
| Name | LENNOX EL18KCV Smart Wi-Fi Communicating Thermostat User Manual |
| Make | Lennox |
| Language | English |
| Filetype | PDF (Download) |
| File size | 2.82 MB |

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