Sterling SDAA 25-100 User Manual
Dehumidifying Dryers
ii
Table of Contents
CHAPTER 1:
SAFETY................................................................V
1-1
How to Use This Manual ............................................................................................. v
Safety Symbols Used in this Manual..................................................................... v
1-2
Warnings and Precautions ......................................................................................... vi
1-3
Responsibility .............................................................................................................vii
General Responsibility......................................................................................... vii
Operator Responsibility .......................................................................................viii
Maintenance Responsibility.................................................................................. ix
Reporting a Safety Defect .................................................................................... ix
CHAPTER 2:
FUNCTIONAL DESCRIPTION........................... 11
2-1
Models Covered in This Manual................................................................................ 11
2-2
General Description................................................................................................... 11
What is desiccant? ..............................................................................................12
The Process/Regeneration Cycle........................................................................12
2-3
Standard Features..................................................................................................... 12
Mechanical Features ...........................................................................................12
Electrical Features...............................................................................................12
Controller Features..............................................................................................13
2-4
Options ...................................................................................................................... 13
2-5
Safety Devices and Interlocks ................................................................................... 13
CHAPTER 3:
INSTALLATION.................................................. 15
3-1
Uncrating the Equipment........................................................................................... 15
3-2
Rigging and Placing the Dryer................................................................................... 15
Recommended Dryer Lifting Hardware ...............................................................18
3-3
Electrical Connections............................................................................................... 19
3-4
Setup Procedures...................................................................................................... 20
Checking for Proper Blower Rotation ..................................................................20
Making Dryer/Drying Hopper Process Air Connections.......................................20
Drying Hopper Air Trap Considerations...............................................................21
Optional Aftercooler.............................................................................................21
3-5
Initial Start-up ............................................................................................................ 22
Pre-Startup Checks .............................................................................................22
Starting Up the Dryer...........................................................................................22
Auto-Tuning the Dryer .........................................................................................22
Shutting Down the Dryer .....................................................................................23
CHAPTER 4:
OPERATION....................................................... 24
4-1
Start-up...................................................................................................................... 24
4-2
Controller Description and Operation ........................................................................ 25
Identifying Control Panel Indicator Lights and Switches for the Standard
Controller.............................................................................................................25
Controller.............................................................................................................25
Process Air Temperature Controller ....................................................................26
Setting the Process Air Temperature ..................................................................27