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General| Brand | Lennox |
|---|---|
| Model | XC16?024 |
| Category | Air Conditioner |
| Language | English |
Overview of general specifications and data for XC16 units.
Details on sweat connection sizes for liquid and suction lines.
Information on the R-410A refrigerant charge furnished with XC16 units.
Specifications for the outdoor coil, including face area and tube diameter.
Specifications for the outdoor fan motor, including HP, Cfm, and Rpm.
Weight and shipping data for XC16 units.
Electrical ratings, including voltage, overcurrent protection, and ampacity.
Electrical specifications for the compressor, including load and locked rotor amps.
Electrical specifications for the outdoor fan motor, including full load and locked rotor amps.
List of optional accessories available for the XC16 units.
Instructions for safely removing and installing louvered panels on the XC16 unit.
Diagram showing the layout and identification of key components within the XC16 unit.
Detailed steps for correctly positioning and installing the unit's panels.
Details about the control box, its contents, and electrical connections.
Essential precautions to prevent damage to electronic components from static discharge.
Detailed explanation of the two-stage scroll compressor design, function, and operation.
Explanation of how the compressor operates in both low (67%) and high capacity stages.
Details on the internal solenoid that controls the compressor's two-stage modulation.
Step-by-step instructions for testing the compressor's two-stage operation.
Procedure to verify DC voltage output to the compressor solenoid plug.
Procedure to check the resistance of the internal unloader solenoid.
Criteria for replacing the compressor based on solenoid condition or internal issues.
Troubleshooting steps for a 'bad solenoid' condition, including resistance checks.
Troubleshooting steps for a 'good solenoid' condition, indicating other internal issues.
Procedure to check for moisture or acid contamination in the system's oil.
Guidance on checking for foreign matter and when to replace the filter drier.
Steps to measure the pressure drop across the filter drier.
Instructions for recovering refrigerant and replacing the filter drier.
Details on the condenser fan motor, its type, and access for servicing.
Description of the low pressure switch function and operating parameters.
Description of the high pressure switch function and operating parameters.
Details on the crankcase heater and its controlling thermostat for specific models.
Details on the liquid and suction line piping and recommended line sets.
Instructions for opening, closing, and accessing Schrader ports on service valves.
Description of the vapor line ball valve used on 5-ton units.
Steps for performing leak testing on the refrigerant system connections.
Detailed procedure for using an electronic leak detector for leak testing.
Explanation of the evacuation process for removing noncondensables and moisture.
Important notes regarding R-410A refrigerant cylinders and charging procedures.
Details on the factory refrigerant charge based on unit rating and line set length.
Procedure to follow if the system is delivered without refrigerant.
Methods for checking the refrigerant charge based on outdoor temperature.
Procedures for charging TXV systems using weigh-in or subcooling methods.
Emphasizes the need for R-410A rated recovery machines and system integrity.
Maintenance checks and cleaning procedures for the outdoor unit.
Maintenance checks for the indoor coil and condensate line.
Maintenance checks for indoor unit filters, blower, and wiring.
Explanation of the first stage cooling operation and its sequence.
Explanation of the second stage cooling operation and its sequence.
