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Carrier 42QG18-H User Manual

Carrier 42QG18-H
50 pages
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2009
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Carrier 42QG18-H Specifications

General IconGeneral
Cooling Capacity18000 BTU/h
Energy Efficiency Ratio (EER)11.5
RefrigerantR-410A
Compressor TypeRotary
Outdoor Noise Level52 dB(A)
TypeSplit System
Air Flow850 m³/h
Net Weight (Indoor Unit)12 kg
Net Weight (Outdoor Unit)35 kg
HSPF RatingNot available
Power Supply220-240V, 50Hz

Summary

GENERAL NOTES TO INSTALLER

OPERATING LIMITS

PRECAUTIONS BEFORE INSTALLATION

SAFETY CONSIDERATIONS

Highlights critical safety warnings regarding installation and servicing of air conditioning equipment.

INSTALLATION ACCESSORIES

INSTALLATION CHART

SELECTING INSTALLATION LOCATION FOR INDOOR UNIT

CONSIDERATIONS FOR SELECTING INSTALLATION LOCATION

Provides guidelines and factors for choosing an optimal installation site for the indoor unit.

SELECTING INSTALLATION LOCATION FOR OUTDOOR UNIT

INSTALLATION LOCATIONS

Specifies general areas suitable for installing the outdoor unit.

CONSIDERATIONS FOR SELECTING INSTALLATION LOCATIONS

Outlines key factors and constraints for selecting the best outdoor unit placement.

INSTALLATION OF INDOOR UNITS

INSTALLATION STEPS OF INDOOR UNIT

Provides a step-by-step guide for the physical installation of the indoor unit.

OUTDOOR UNIT INSTALLATION

INSTALLATION STEPS

Step-by-step instructions for mounting the outdoor unit on wall supports or floor.

CONNECTING REFRIGERANT PIPING LINES

INSTRUCTIONS FOR CONNECTING REFRIGERANT PIPING LINES

Detailed guidance on the proper methods for connecting refrigerant lines.

REFRIGERANT CHARGE

Instructions on calculating and adding the correct amount of refrigerant.

STEPS FOR PREPARING REFRIGERANT PIPING LINES BEFORE CONNECTIONS

Covers the crucial steps of cutting, de-burring, and flaring refrigerant pipes.

STEPS FOR CONNECTING REFRIGERANT PIPING LINES TO INDOOR UNIT

Procedure for securely connecting refrigerant lines to the indoor unit.

AIR AND MOISTURE PURGE

Critical procedure for removing air and moisture from the refrigerant system.

REFRIGERANT LEAK CHECK

Methods for detecting any leaks in the refrigerant system after connection.

CONNECTING CONDENSATE DRAIN LINE

CONNECTING ELECTRICAL WIRING

FINISHING INSTALLATION

TEST RUNNING

STEPS FOR COOLING TEST RUNNING

Procedure for conducting test runs in cooling mode, including pressure and current checks.

STEPS FOR HEATING TEST RUNNING

Procedure for conducting test runs in heating mode, including pressure and current checks.

AFTER INSTALLATION CHECK LIST

SELF DIAGNOSTIC FUNCTION FOR MALFUNCTIONS DETECTION

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