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Ameristar M4AH3030B1000AA - 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

Ameristar Air Conditioner Installation Instructions

Safety Information and Warnings

Unit Installation Guidelines

Factory-Preferred Tie-Down Method

Refrigerant Line Installation Precautions

Refrigerant Line Installation Best Practices

Guidelines for installing refrigerant lines, including bending, insulation, and noise isolation.

Brazing Precautions for Refrigerant Lines

Brazing Refrigerant Lines

Details on using correct brazing materials and procedures for R410A systems, including nitrogen purging.

Refrigerant Line Connection and Sizing

Connecting Refrigerant Lines

Procedure for connecting liquid and suction lines, including brazing and leak testing.

Interconnecting Tubing and Evacuation

System Evacuation Procedure

Detailed steps for evacuating the system to 350 microns or less and leak detection methods.

Electrical Connections and Wiring

General Information and Grounding

Electrical supply checks, grounding requirements, and conductor material specifications.

Field Connections Power Wiring

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

Cover Removal and Refrigerant Charge Check

Checking Refrigerant Charge

Instructions for checking the system's refrigerant charge, emphasizing not operating without charge.

Charging by Liquid Pressure

Detailed steps for charging the system using liquid pressure based on outdoor ambient temperature.

Refrigerant Charge Adjustment and Leak Testing

Charging by Weight

Procedure for adjusting refrigerant charge by weight, calculating required charge based on line set.

Final Leak Testing

Using a halogen leak detector to check all piping connections for leaks after charging.

Wiring Diagrams and Electrical Data

Outdoor Unit Wiring Diagram

Schematic showing high and low voltage wiring connections for the outdoor unit.

Indoor;Outdoor Control Wiring

Diagram illustrating control wiring connections between the thermostat, indoor, and outdoor units.

Orifice;TXV Replacement Information

Orifice;TXV Replacement Steps

Step-by-step guide for replacing the fixed orifice or installing a TXV.

13 SEER R410 A AC Refrigerant Charge Charts

13 SEER R410 A AC Refrigerant Charge Charts (Continued)

Troubleshooting and Checkout Procedures

System Faults Troubleshooting Guide

Table correlating system faults with primary and secondary causes for diagnosis.

Operational and Checkout Procedures

Checklist for final unit operation verification and checkout after installation.

Ameristar M4AH3030B1000AA Specifications

General IconGeneral
ModelM4AH3030B1000AA
TypeAir Conditioner
RefrigerantR-410A
Voltage208/230V
Phase1
Compressor TypeScroll
Tonnage2.5 Ton
Cooling Capacity30000 BTU/h

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