SRL Service Manual 
Revision 00 
July 2007 
 
Page 3 of 56 
 
  10.3 Service Required Warning (Sr)  49 
10.3.1  How to Reset the Service Required (Sr) Warning  49 
10.3.2  How to Change the Service Required (Sr) Warning Interval  50 
  10.4  Alarm History Report  51 
10.4.1  Viewing the Alarm History Report  51 
10.3.2  Resetting the Alarm History Report  52 
  10.5  Remote Monitoring Option  53 
11. Recommended Maintenance  54 
 11.1 Maintenance Schedule  54 
  11.2  Preventative Maintenance Kits  55 
12. Maintenance Procedures  56 
  12.1  Replacing a Pressure Switch  56 
  12.2  Replacing the Drain Valve  56 
  12.3  Cleaning the Condensate Strainer  56 
  12.3  Replacing the Control Board  57 
  12.6  Adjusting the Hot Gas Bypass Valve  58 
13. Confirming Dryer Sizing  59 
 13.1 Correction Factors  60 
 13.2 An Example  61