Disconnect Switch...................................................................................... 21
Control Power Switch................................................................................. 21
Touch Screen............................................................................................. 21
Alarm Horn & Light..................................................................................... 21
Process Air Temperature Controller....................................................................22
Startup Screen ....................................................................................................22
Main Menu Screen.............................................................................................. 23
Dryer Status Screen............................................................................................ 23
Start Button .........................................................................................................24
Dryer Menu Screen............................................................................................. 25
Dryer Status ........................................................................................................25
Dryer Setup ........................................................................................................ 25
Dryer Setup (Screen 1 of 3) Process Temperature High&Low ALarm........25
Dryer Setup (Screen 2 of 3) Choosing Degree F or Degree C....................26
Dryer Setup (Screen 3 of 3) Process return air temperature …………….. 26
Overdry Protection Setup.................................................................................... 26
Screen 1 of 2 (Enable or Disable the feature)............................................. 26
Screen 2 of 2 (Overdry Protection Parameter Settings)..............................27
Alarms................................................................................................................. 28
Auto Tune............................................................................................................28
Dew Pt Setup ......................................................................................................29
Auto Start ............................................................................................................29
Main Menu...........................................................................................................30
Help Menu........................................................................................................... 30
System Menu ......................................................................................................31
System Setup...................................................................................................... 31
Set Clock............................................................................................................. 32
Set Auto Start Clock................................................................................... 32
Set Alarm Clock..........................................................................................33
Hour Meters.........................................................................................................33
Input Status......................................................................................................... 34
Output Status ......................................................................................................34
System Setting ……………………………………………………………………….. 34
Service Menu ......................................................................................................35
Alarm Screens.....................................................................................................35
Redundant Safety Controller Display.................................................................. 36
Setting the Redundant Safety Controller.............................................................36
Restoring the WATLOW Redundant Safety Controller to Factory Setup............ 37
4-2 System Operation Procedures.................................................................................. 38
4-3 Shutting Down the Dryer........................................................................................... 39
CHAPTER 5: MAINTENANCE.................................................. 40
5-1 Preventative Maintenance Schedule.........................................................................40
5-2 Preventative Maintenance.........................................................................................41
Servicing Process Air Filters................................................................................41
Servicing the Dew Point Monitor......................................................................... 42
5-3 Corrective Maintenance ............................................................................................43
Symptoms of Worn Desiccant............................................................................. 43
Replacing Worn Desiccant.................................................................................. 43
Replacing the Regeneration Heater.................................................................... 45
Portable Drying/Conveying Systems 4