Wiring ................................................................................................................................40
Refrigerant Charging ..........................................................................................................41
Superheat ..........................................................................................................................43
Sub-Cooling .......................................................................................................................43
Changing Jumper Positions ..................................................................................................45
Receiving and Inspecting ......................................................................................................45
Handling and Installing ..........................................................................................................45
Starting-up the Unit ...............................................................................................................45
Turn on the Unit ....................................................................................................................46
Testing the Fan .....................................................................................................................46
Running the Unit ..................................................................................................................46
Cycling the Unit .....................................................................................................................47
Maintenance .................................................................................................................. 48
General ................................................................................................................................48
Cleaning the Humidifier .........................................................................................................49
Heating Coil Option ...............................................................................................................49
Maintenance Schedule ................................................................................................ 50
Monthly .................................................................................................................................50
Yearly....................................................................................................................................50
Troubleshooting ........................................................................................................... 51
Typical start up problems .................................................................................................51
Unit does not start up .......................................................................................................51
iv