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Table of Contents

Section 1. Safety Information. ......................................................................... 3

Section 2. Unit Design. ........................................................................................ 4

Section 3. Unit Preparation. ............................................................................. 6

Section 4. Optional Cabinet Disassembly. ............................................... 7

Section 5. Place Unit at Location. ............................................................... 12

Section 6. Unit Location Considerations. ............................................... 13

Section 7. Setting the Unit - Vertical Installation. ................................ 18

Section 8. Setting the Unit - Horizontal Installation. ......................... 20

Section 9. Connecting the Duct work. ...................................................... 21

Section 10. Refrigerant Line. ......................................................................... 22

Section 11. Refrigerant Line Brazing. ....................................................... 23

Section 12. Condensate Drain Piping. ...................................................... 26

Section 13. Electrical - Low Voltage. .......................................................... 28

Section 14. Electrical - High Voltage. ......................................................... 33

Section 15. Filters. ............................................................................................... 35

Section 16. Unit Outline Drawing. ............................................................... 36

Section 17. Start Up. ........................................................................................... 37

Section 18. Sequence of Operation. .......................................................... 38

Section 19. Checkout Procedures. ............................................................. 39

Note: Representative illustrations only included in this

document. Most illustrations display the upflow configu-

ration.

Trane AM4A0A30S21SA Series User Manual

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