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Mars COMFORT-AIRE CMA24SD-1 User Manual

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INSTALLATION , OPERATION &
MAINTENANCE MANUAL
Horizontal/Side Discharge
Condensing Units
Models
CMA12SD-0
CMA18SD-1
CMA24SD-1
CMA30SD-1
CMA36SD-1
CMA48SD-1
517.787.2100 • www.marsdelivers.com
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Mars COMFORT-AIRE CMA24SD-1 Specifications

General IconGeneral
Cooling Capacity (BTU)24, 000
Heating Capacity (BTU)24, 000
Voltage (V)208/230
Phase1
RefrigerantR-410A
Sound Level (dB)56

Summary

Safety Precautions

Operating Instructions

Maintenance Procedures

Details on routine maintenance, including filter cleaning and coil cleaning for optimal performance.

General Product Information

Unpacking and Inspection

Guidance on inspecting the unit upon arrival for damage and handling claims.

Cooling Operation Temperature Limits

Specifies the operational temperature range for optimal cooling performance and warranty considerations.

Indoor Unit Compatibility and Efficiency

Information on compatibility with indoor units and factors affecting system efficiency.

Thermostat and Fan Time Delay Requirements

Requirements and recommendations for thermostat selection and fan time delay features.

Outdoor Unit Installation

Location and Mounting Guidelines

Guidelines for selecting the optimal location and securely mounting the outdoor unit.

Outdoor Unit Clearance Requirements

Specifications for maintaining adequate clearance around the outdoor unit for airflow and maintenance.

Unit Wiring

Electrical Wiring and Supply Voltage

Details on electrical wiring requirements, codes, and supply voltage considerations.

Outdoor Unit Wiring Connection Steps

Step-by-step instructions for connecting the outdoor unit's electrical wiring.

Terminal Block Diagrams

Illustrations of terminal blocks for different outdoor unit models.

12K Circuit Diagram

Electrical circuit diagram specific to the 12K model outdoor unit.

18K Circuit Diagram

Electrical circuit diagram specific to the 18K model outdoor unit.

24K & 30K Circuit Diagrams

Electrical circuit diagrams for 24K and 30K model outdoor units.

36K Circuit Diagram

Electrical circuit diagram specific to the 36K model outdoor unit.

48K Circuit Diagram

Electrical circuit diagram specific to the 48K model outdoor unit.

Refrigerant Piping and Handling

Refrigerant Piping Specifications

Details on refrigerant line length, elevation, and proper piping techniques.

Leak Test, Evacuation, and Refrigerant Release

Recommended procedures for leak testing, evacuating, and handling refrigerant safely.

Initial Start-Up and Final Inspection

Field Charging Procedures

Procedure for field charging the unit based on line set length and operating conditions.

Final Installation Inspection

Final visual inspection of the installation and review of unit operation with the homeowner.

Warranty Information

Express Warranty Terms and Conditions

Details on limited express warranty for parts, compressor, and conditions for coverage.

Warranty Limitations and Service Access

Information on limitations of liability and how to obtain warranty service or parts.

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