Trane GAM5 Series Installer's Manual page 14

6.2 Four-Way Conversion
To place the unit in the configuration your application requires (upflow, downflow, horizontal right, or horizontal left),
simply turn the unit to that orientation.
Note: The air handlers are shipped from the factory suitable for four-way conversion. They are shipped in the down-
flow orientation.
Downflow Configuration
14
Low Voltage
Connections
inside unit
Control
Pocket
Inside unit
Refrigerant
Connections
Downflow
Condensate
Drains
(as shipped)
Refrigerant
Connections
Low Voltage
Connections
inside unit
Control
Pocket
Inside unit
Upflow
Condensate
Drains
Upflow Configuration