Carrier 42QSS048R8S series User Manual

DUCT TYPE AIR CONDITIONER
INSTALLATION MANUAL
IMROPTANT NOTE:
Read this manual carefully before installing or operating your new air conditioning unit.
Make sure to save this manual for future reference.
Please check the applicable models, F-GAS and manufacturer information from the
“Owner's Manual - Product Fiche” in the packaging of the outdoor unit.
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Carrier 42QSS048R8S series Specifications

General

Brand	Carrier
Model	42QSS048R8S series
Category	Air Conditioner
Language	English

Summary

PREPARING FOR INSTALLATION

SAFETY PRECAUTIONS

Critical safety warnings and guidelines to prevent injury or damage during installation and operation.

INDOOR UNIT INSTALLATION

INSTALL THE DRAIN PIPE

OUTDOOR UNIT INSTALLATION

INSTALLATION SITE CHOOSING

Criteria for selecting the optimal location for the outdoor unit, considering ventilation and environment.

SPACE REQUIREMENT FOR OUTDOOR UNIT

INSTALL THE OUTDOOR UNIT

Steps and considerations for securely installing the outdoor unit on its base.

REFRIGERANT PIPING WORK

FLARING

Instructions and specifications for creating flare connections on refrigerant pipes.

PIPING WORK

Steps for connecting refrigerant pipes, including tightening flare nuts and using insulation.

REFRIGERANT PIPE

AIR EVACUATION

Procedure for evacuating air and moisture from the refrigerant system using a vacuum pump.

LEAKAGE TEST

Methods for testing the refrigerant system for leaks after piping work.

WIRING

POWER FROM OUTDOOR SIDE

Wiring diagram and specifications for power supply from the outdoor unit.

INDEPENDENCE POWER SUPPLY

Wiring diagram and specifications for independent power supply to indoor and outdoor units.

FINAL CHECK AND TRIAL OPERATION

FINAL CHECK LIST

A checklist of essential items to verify before starting the unit.

TRIAL OPERATION

Procedure for conducting the trial operation to verify the unit's performance.