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Ameristar M4AH3024B1000AA - User Manual

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INSTALLATION INSTRUCTIONS
Split System Air Conditioner
WARNING
These instructions are intended as an aid to qualified
licensed service personnel for proper installation, adjust-
ment and operation of this unit. Read these instructions
thoroughly before attempting installation or operation.
Failure to follow these instructions may result in improper
installation, adjustment, service or maintenance possibly
resulting in fire, electrical shock, property damage,
personal injury or death.
RECOGNIZE THIS SYMBOL AS AN INDICATION OF IMPORTANT SAFETY INFORMATION
DO NOT DESTROY THIS MANUAL
Please read carefully and keep in a safe place for future reference by a serviceman.
1.5-5 Tons
NOTE: Appearance of unit may vary.
13 SEER
R410A
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Summary

Safety Information and Warnings

Understanding Safety Symbols and Signals

Explains safety alert symbols and signal words like DANGER, WARNING, CAUTION for hazard awareness.

Installation and Electrical Hazard Warnings

Warns about injury, property damage, fire, or electrical shock from improper installation or electrical faults.

Unit Installation Procedures

Factory-Preferred Tie-Down Method

Tie-Down Installation Steps

Detailed steps for securing the unit to a base for high wind resistance.

Brazing Precautions for Lines and Valves

3.8 Brazing Line Connections

Specifies brazing materials and the use of dry nitrogen during brazing to prevent oxidation.

Refrigerant Line Connection and Sizing

Connecting Liquid and Suction Lines

Step-by-step guide for connecting refrigerant lines, including leak testing.

Interconnecting Tubing and Evacuation

5.0 System Evacuation Process

Explains the procedure for evacuating the system to 350 microns and performing leak tests.

Electrical Connections and Grounding

6.1 General Electrical and Grounding

Covers electrical supply checks, power wiring, and proper grounding requirements.

6.2 Field Power Wiring Installation

Steps for installing disconnect switches, routing power wiring, and making electrical connections.

Component Removal and Refrigerant Charging

7.1 Charging by Liquid Pressure

Outlines the conditions and steps for charging the system using liquid pressure.

Refrigerant Charge, Leak Testing, and Maintenance

7.2 Charging by Weight and 7.3 Leak Testing

Instructions for adjusting charge by weight and performing final system leak tests.

Orifice and TXV Replacement Information

Superheat and Subcooling Charging Charts

Charts for determining target superheat and subcooling based on operating conditions.

R410 A Refrigerant Charge Charts

Refrigerant Charge Charts (1.5 to 5 Tons)

Tables providing liquid and suction pressure for R410A charge based on outdoor temperature.

Troubleshooting and Checkout Procedures

Table 5: System Faults and Causes

Lists system faults and their primary/secondary causes for diagnostic purposes.

Ameristar M4AH3024B1000AA Specifications

General IconGeneral
ModelM4AH3024B1000AA
RefrigerantR-410A
Voltage208/230V
Phase1
Tonnage2 Ton
Unit Weight150 lbs
TypeAir Conditioner
Cooling Capacity24000 BTU/h
Compressor TypeSingle Stage

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