5.9 System Menu ..........................................................................................................41
5.9.1 System Setup ...............................................................................................42
5.9.2 Optional Func................................................................................................43
5.9.3 Sensor Calibrate ...........................................................................................44
5.9.4 Output Diagnose ...........................................................................................45
5.9.5 Change Password.........................................................................................45
5.9.6 System Reset................................................................................................46
Chapter 6 Maintenance........................................................................................................47
6.1 Electric Board..........................................................................................................47
6.2 Evaporator ..............................................................................................................48
6.2.1 Filter..............................................................................................................48
6.2.2 Blower...........................................................................................................48
6.2.3 Drain Line .....................................................................................................49
6.2.4 Heater ...........................................................................................................49
6.2.5 Thermal Expansion Valve .............................................................................49
6.2.6 High/Low Pressure Switch ............................................................................49
6.2.7 Compressor ..................................................................................................50
6.3 Condenser ..............................................................................................................51
6.3.1 Refrigeration System ....................................................................................51
6.3.2 Air Cooled Condensing Units........................................................................51
6.4 Maintenance Inspection Checklist...........................................................................51
Chapter 7 Troubleshooting...................................................................................................53
Appendix Control System Menu Structure ...........................................................................55
