Page 4 AD Series Dehumidifying Dryers
Table of Contents
5 Controls..............................................................................31
5-1 Identifying Control Panel Indicator Lights and Switches for Standard Controller ...... 31
5-2 Process Air Temperature Controller.......................................................................... 33
5-3 Identifying Process Air Temperature Controller LED Indicators ................................ 34
5-4 Identifying Temperature Controller Keys................................................................... 35
5-5 Setting the Process Air Temperature ........................................................................ 35
5-6 Restoring the E5CN Temperature Controller to Factory Setup ................................. 36
5-7 Process Air Dew Point Display.................................................................................. 38
5-8 Setting the High Dew Point Alarm ............................................................................. 39
5-9 Restoring the E5CK Dew Point Meter to Factory Setup............................................ 39
5-10 Redundant Safety Controller Display ........................................................................ 40
5-11 Setting the Redundant Safety Controller................................................................... 40
5-12 Restoring the WATLOW Redundant Safety Controller to Factory Setup .................. 40
6 Control Operation..............................................................43
6-1 Controller Operation .................................................................................................. 43
(Without Optional Alarm Horn & Reset Button) ...................................................................... 43
6-2 Controller Operation .................................................................................................. 46
(With Optional Alarm Horn & Reset Button) ........................................................................... 46
6-3 Alarm Display Messages........................................................................................... 49
7 Startup, Shutdown, and Operation .................................. 51
7-1 Pre-Startup Checks ................................................................................................... 51
7-2 Starting Up the Dryer................................................................................................. 51
7-3 Shutting Down the Dryer ........................................................................................... 52
8 Maintenance.......................................................................53
8-1 Work Rules................................................................................................................ 53
8-2 Servicing Process Air Filters ..................................................................................... 53
8-3 Servicing the Dew Point Monitor ............................................................................... 55
8-4 Symptoms of Worn Desiccant ................................................................................... 55
8-5 Replacing Worn Desiccant ........................................................................................ 56
8-6 Replacing the Process Heater................................................................................... 58
8-7 Replacing/Cleaning the Regeneration Heater/Cooling Coils..................................... 60
9 Troubleshooting ................................................................63
10 Dryer Options ....................................................................67
11 Spare Parts ........................................................................68
11-1 Spare Parts List ............................................................................................................. 68
12 Technical Assistance........................................................70
12-1 Contact Information for Technical Assistance............................................................... 70
12-2 Returned Material Policy............................................................................................... 71
12-3 Warranty ....................................................................................................................... 72
13 Safety Tag Information .....................................................74
13-1 AD Dryer Safety Tags ................................................................................................... 74
13-2 Dryer Identification (Serial Number) Tag...................................................................... 75
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