Lennox International Inc 2SCU13 warranty Start-Up and Performance Checklist

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5.Check for correct voltage at unit (with unit operating).

6.Check amp-draw on blower motor.

Unit nameplate _________ Actual _________

Start-Up and Performance Checklist

Job Name _______________________________

 

 

Job No. ________________

Date ______________

Job Location _____________________________

 

 

City ___________________

State ______________

Installer _________________________________

 

 

City ___________________

State ______________

Unit Model No. ______________

 

Serial No. ___________________

 

 

Service Technician ________________________________________

Nameplate Voltage ______________

Rated Load Ampacity ________

 

Compressor

_______________

Outdoor Fan ___________________

Maximum Fuse or Circuit Breaker ________________________

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Electrical Connections Tight?

 

 

 

 

 

 

 

 

Indoor Filter Clean?

 

 

 

 

Supply Voltage (Unit Off) ________________

Indoor Blower RPM _____________

 

S.P. Drop Over Indoor (Dry) ____________

 

Outdoor Coil Entering Air Temperature _____________

Voltage with Compressor Operating _____________

Discharge Pressure ___________

 

Vapor Pressure ____________

 

 

Refrigerant Charge Checked?

 

 

 

 

 

 

Outdoor Fan Checked?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Refrigerant Lines: Leak Checked?

 

 

Properly Insulated?

 

 

 

 

 

 

Service Valves: Fully Opened?

 

 

 

 

 

 

 

Caps Tight?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Thermostat: Calibrated?

 

 

 

Properly Set?

 

 

Level?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

# 48283B006

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Contents Table of Contents Installation and Maintenance InstructionsSlab Mounting InstallationInstallation Clearances Torque TableThermostat Designations Electrical WiringSlab Mounting Wind Barrier ConstructionRefrigerant Line Set Diameters Outside Unit Placement InstallationInstalling Refrigerant Line Brazing Connection ProcedureRefrigerant Line Sets Transition from Vertical to Horizontal Refrigerant Line Sets Installing Horizontal RunsRefrigerant Metering Device Fixed Orifice SystemsExpansion Valve Systems Fixed Orifice Data Metering Device InstallationTo Access the Schrader Port To Open Liquid or Suction Line Service ValveLeak Testing Ball Type Service Valve Valve OpenTo Close Liquid or Suction Line Service Valve Suction Line Ball Type Service ValveEvacuation Refrigerant Charge Adjustment START-UPRefrigerant Charging Charge Using Weigh-In Method Fixed Orifice/TXV Systems Subcooling Values for Fixed Orifice or TXV SystemsOutdoor Liquid Subcooling ±1F Temp Model Check Charge Using Normal Operating PressuresApproach Values for TXV Systems Outdoor Ambient Temp SuperheatFixed Orifice RFC Normal Operating PressuresIndoor Unit MaintenanceOperation Indoor CoilStart-Up and Performance Checklist Single Phase Wiring Diagram P/N Three Phase Wiring Diagram P/N Limited Warranty

2SCU13 specifications

Lennox International Inc. is renowned for its innovation in heating, ventilation, air conditioning, and refrigeration (HVACR) systems. One of its standout products is the 2SCU13 model, which embodies the company's commitment to energy efficiency and customer comfort. This air conditioning unit is particularly appreciated in both residential and light commercial applications for its robust performance and advanced features.

The 2SCU13 is designed with a focus on energy efficiency, boasting a SEER rating of up to 14. This not only eases the burden on utility bills but also aligns with environmentally conscious practices by reducing carbon footprints. The unit’s efficiency is further enhanced by its scroll compressor, which is known for reliable performance and quiet operation.

One of the key characteristics of the 2SCU13 is its two-stage cooling system. This technology allows the unit to operate at two different cooling capacities, adapting to varying temperature conditions. By running at a lower capacity during mild weather, the 2SCU13 minimizes energy consumption, while still ensuring optimal comfort during hotter days by ramping up to full capacity when needed. This adaptability also contributes to a more consistent temperature throughout the space being cooled.

Another notable feature is the unit's humidity control capabilities. The two-stage operation also aids in managing indoor humidity levels, making it an excellent choice for areas with high humidity. Proper humidity control not only enhances comfort but also plays a crucial role in improving indoor air quality.

The design of the 2SCU13 ensures durability and longevity. It comes equipped with a rugged cabinet that withstands the elements, along with a baked-on powder coat finish that resists rust and corrosion. The unit also includes a protective grille that serves to shield the coil from debris, further enhancing its lifespan.

With easy installation and maintenance in mind, Lennox has incorporated service-friendly features into the design of the 2SCU13. The unit includes a convenient access panel that simplifies routine checks and repairs, making it easier for homeowners and technicians alike.

Overall, Lennox International Inc. 2SCU13 represents a harmonization of efficiency, comfort, and durability, making it a noteworthy choice among HVAC systems. Its advanced technology and design features ensure that it meets the evolving needs of consumers while providing reliable performance for years to come.
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