Sterling 90-225 CFM, SDA 150-380 OPERATION………………………………………..34, MAINTENANCE…………………………………...36

4-6	Setting the Process Air Temperature	22
4-7	PLC Controller	22
	PLC LED Indicators	23
	Output LED Indicators	24
	Status LED Indicators	24
4-8	Setting the Shift on Dew Point	28
4-9	Entering Operating Parameters to Select Modes	28
4-10 Setting the High Dew Point Alarm		28
4-11	Optional Seven-Day Timer	29
	Programming the Optional Times	30
	Checking the Set Time	31
	Day Override	32
	Canceling the Settings	32

CHAPTER 5: OPERATION………………………………………..34

5-1	Pre-Startup Checks	34
5-2	Startup	34
5-3	Shutdown	34

CHAPTER 6: MAINTENANCE…………………………………...36

6-1	Work Rules	36
6-2 Servicing Process Air Filters		36
	Recommendations for Cleaning and Replacing Filters	37
6-3 Servicing the Dew Point Monitor		39
6-4 Symptoms of Worn Desiccant		39
6-5	Replacing Worn Desiccant	40
6-6 Replacing the Process Heater		41
6-7	Replacing the Regeneration Heater	42
	Changing the Controller Security Level	42
	Restoring Factory Defaults on the Process Temperature Controller	42
	Restoring Factory Defaults on the Dew Point Controller	46
6-8	Restoring the E5CK Temperature Controller and Dew Point Meter to Factory Setup 47

CHAPTER 7: TROUBLESHOOTING…………………………….48

CHAPTER 8: APPENDIX………………………………………….52

8-1	Contact Information	52
8-2	Technical Specifications	52

Cabinet Series Dehumidifying Dryer 3