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Trane 4TWV0048A1000A User Manual

Trane 4TWV0048A1000A
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4
18-BC89D1-1D-EN
Unit Location Considerations. . . . . . . . . . . . . . . 5
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Coastal Considerations . . . . . . . . . . . . . . . . 7
Unit Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Setting Up the Unit . . . . . . . . . . . . . . . . . . . . . . . 8
Refrigerant Line Considerations . . . . . . . . . . . . 9
Refrigerant Line Brazing . . . . . . . . . . . . . . . . . . . 12
Refrigerant Line Leak Check . . . . . . . . . . . . . . . 14
Refrigerant Line and Indoor Coil
Evacuation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Charging: Weigh-In Method . . . . . . . . . . . . . . . 15
Service Valves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Electrical Low Voltage . . . . . . . . . . . . . . . . . . 17
Electrical High Voltage . . . . . . . . . . . . . . . . . . 18
Integrated Variable Speed Control Board
LED Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Start Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
System Charge Adjustment . . . . . . . . . . . . . . . 21
Subcool Charging Correction Charts. . . . . . . 22
Refrigerant Charging Chart . . . . . . . . . . . . . . . 22
Charging the Unit. . . . . . . . . . . . . . . . . . . . . . . . . . 23
Communicating Display Assembly
(CDA). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Defrost Control (Heat Pump only). . . . . . . . . . 26
Checkout Procedures . . . . . . . . . . . . . . . . . . . . . . 27
Table of Contents

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Trane 4TWV0048A1000A Specifications

General IconGeneral
BrandTrane
Model4TWV0048A1000A
CategoryHeat Pump
LanguageEnglish

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