Please read this manual before using this equipment must.
Learn all the safety precautions before using this equipment, please keep.
Desiccant Air Dryer
(Heatless Type)
Operating Manual
http://www.gsadryer.com
Page 1: ...lease read this manual before using this equipment must Learn all the safety precautions before using this equipment please keep Desiccant Air Dryer Heatless Type Operating Manual http www gsadryer co...
Page 2: ...5 Light 5 Sound Pressure Level 5 Chapter 2 2 General Descriptions Purpose 6 Composition 6 Principle of Operation 6 Operation 7 Repressurizing Solenoid Valve 7 Fault Alarm 7 Chapter 3 Installation Wiri...
Page 3: ...r 11 Control Air Filter 11 Purge Flow Rate Adjustment 11 Solenoid Valve 12 Desiccant Replacement 12 Maintenance Schedule 13 Troubleshooting 14 Chapter 6 Appendix Control Panel 15 Purge Air Calibration...
Page 4: ...d in these operating instructions We recommend receipt and notice of these operating instructions verified by the operating personnel in writing personnel file We request strict observation of these n...
Page 5: ...y the factory in accordance with the appropriate code of practice and factory regulations Sound Pressure Level If the sound pressure level is larger proper safety method is needed to the operator such...
Page 6: ...pneumatic valve check valve solenoid valve and control panel The compressed air with moisture vapor enters a tower and flows upward through the desiccant bed The desiccant has great affinity for mois...
Page 7: ...plete the inlet selector valve will switch inlet valves and the inlet air gas stream will divert from the left tower to the right tower After five seconds the left tower purge exhaust valve will conti...
Page 8: ...nt suppression will decrease Operation of the dryer in ambient approaching freezing could cause freezing of separated liquids in the pre filter sump or in the dryer itself For dryer operation at tempe...
Page 9: ...stream demand for dry air frequently occurs a rapid pressure loss in the compressed air system is possible To prevent this it is recommended that a back pressure regulator be installed down stream fr...
Page 10: ...t one tower will depressurize to atmospheric pressure Regenerating purge air will then flow through the regenerating tower 5 Set the purge adjustment valve to 45 psig 3 1 barg The purge pressure can b...
Page 11: ...nt Replacement of the element will enhance system operation and prevent inflow of desiccant powder to load side Control air filter The control air filter should be inspected periodically and replaced...
Page 12: ...m to verify that the solenoid coil is receiving electrical input A burned out coil Replace the coil Clogged solenoid valve Disassemble and clean Damaged valve seat Disassemble and clean Desiccant repl...
Page 13: ...ntaminants Replace if contaminated Control air filter Inspect filter element or regulator if needed clean the filter regulator Every 6 months Calibrate dew point meter if installed Refer to dew point...
Page 14: ...lose Check de press purge valve And check its solenoid valve Excessive press drop Excessive flow rate Check working pressure Low Inlet pressure Check line pressure Tower change failure No control air...
Page 15: ...SV1 B Tower Right Tower On Line SV2 B Tower Right Tower Purge SV3 A Tower Left Tower On Line SV4 A Tower Left Tower Purge SV5 Re Pressure Tower Select A or B Tower Select DPOS Dew Point Operating Sys...
Page 16: ...ibration Chart 60 50 40 30 20 10 10 20 30 40 50 60 70 80 90 100 110 120 130 RATED FLOW OR NORMAL CAPACITY PURGE PRESSURE PSIG 5 0 6 0 70 80 90 100 110 120 130 140 150 Sequence chart 5 minutes drying c...
Page 17: ...2017 05 GSA CO Ltd Head office Factory 679 2 Sinwol ri chowol eup Gwangju si Gyeonggi do KOREA TEL 82 31 798 0171 FAX 82 31 798 0175 www gsadryer com E mail gsa gsadryer com...
