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Trane Technologies 4TWA4036A3000A - Table of Contents

Trane Technologies 4TWA4036A3000A
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18-BC97D1-1D-EN
3
Unit Location Considerations . . . . . . . . . . . . . . . 4
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Coastal Considerations. . . . . . . . . . . . . . . . . . . . 5
Unit Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Setting Up the Unit . . . . . . . . . . . . . . . . . . . . . . . 6
Refrigerant Line Considerations. . . . . . . . . . . . 7
Refrigerant Line Brazing . . . . . . . . . . . . . . . . . . . 10
Refrigerant Line Leak Check . . . . . . . . . . . . . . . 12
Refrigerant Line and Indoor Coil
Evacuation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Service Valves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Electrical Low Voltage . . . . . . . . . . . . . . . . . . 14
Electrical High Voltage . . . . . . . . . . . . . . . . . . 16
System Start Up . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
System Charge Adjustment . . . . . . . . . . . . . . 18
Subcooling Charging in Cooling
between 55° F and 120° OD
Ambient . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Subcool Charging Correction
Charts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Charging the Unit. . . . . . . . . . . . . . . . . . . . . . . . . . 21
Refrigerant Charging Chart . . . . . . . . . . . . . . . . 22
Checkout Procedures . . . . . . . . . . . . . . . . . . . . . . 23
Table of Contents

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