American Standard 4A7V8048A1000A - User Manual

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Only qualified personnel should install and service the equipment. The installation, starting up, and servicing of heating, ventilating, and
air-conditioning equipment can be hazardous and requires specific knowledge and training. Improperly installed, adjusted or altered
equipment by an unqualified person could result in death or serious injury. When working on the equipment, observe all precautions in the
literature and on the tags, stickers, and labels that are attached to the equipment.
October 2014
11-BC37D1-1D-EN
Variable Speed AccuLink™™ System
Heat Pumps and Air Conditioners
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4A6V8048A1000A
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4A6V8060A1000A
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4A7V8048A1000A
4A7V8060A1000A
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Installer’s Guide

Summary

Outdoor Unit Safety Precautions

Hazardous Voltage Warning

Electrical hazards require disconnecting power before servicing to prevent injury or death.

Refrigerant Oil Hazards

Handling R-410A refrigerant and oil requires specific procedures to prevent injury and equipment damage.

Refrigerant Pressure Warning

System contains high-pressure refrigerant and oil; recover refrigerant before opening.

Grounding Requirements

Service Valve Caution

Brazing Requirements

High Leakage Current Warning

400 Volts Electrical Hazard

Refrigerant Line Brazing

How to Braze Refrigerant Lines

Refrigerant Line Leak Check

Refrigerant Line and Indoor Coil Evacuation

System Charging: Weigh-In Method

High Voltage Electrical Requirements

System Start-Up Procedure

System Charge Adjustment

Unit Charging and Performance

Heat Pump Defrost Control

Final Installation Checkout Procedures

American Standard 4A7V8048A1000A Specifications

General

Model Number	4A7V8048A1000A
Brand	American Standard
Category	Air Conditioner
Cooling Capacity	48000 BTU
Refrigerant Type	R-410A
Voltage	208/230V
Phase	1
HSPF	Not Applicable
Energy Efficiency Ratio (EER)	13
Compressor Type	Scroll
Stages	1