INSTALLATION, START-UP & MAINTENANCE MANUAL 
SD-220 TO SD-600 
REV 04 – 10 Oct 2003  
 
Page 2 of 32 
 
 
SECTION 5: DRYER FLOW CAPACITY AND PURGE ADJUSTMENT ...................... 22 
 
5.1. DRYER FLOW CAPACITY................................................................................. 22 
5.2. CORRECTION FACTOR FOR INLET TEMPERATURE .................................... 22 
5.3. PURGE ADJUSTMENT...................................................................................... 23 
 
SECTION 6: SPARE PARTS LISTS ............................................................................ 24 
 
6.1. SPARE PARTS LIST FOR SD-220 TO SD-400 ................................................. 24 
6.2. SPARE PARTS LIST FOR SD-500 & SD-600.................................................... 27 
6.3.  INLET & EXHAUST VALVE MANIFOLD ........................................................... 28 
6.4. OUTLET CHECK VALVE MANIFOLD ................................................................ 29 
 
SECTION 7: TROUBLE SHOOTING & FAULTS......................................................... 30 
 
7.1. THE DEW POINT IS TOO HIGH........................................................................ 30 
7.2. THE ADSORPTION DRYER DOES NOT SWITCH TOWERS .......................... 30 
7.3. BACK PRESSURE IS TOO HIGH DURING REGENERATION PHASE............. 31 
7.4. SHORT-TERM SHUT-DOWN ............................................................................ 31 
7.5. SHUT-DOWN IN CASE OF A FAULT OR FOR MAINTENANCE ...................... 32 
7.6. RE-STARTING ................................................................................................... 32