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6

 
 
 
Please power off the unit and check. Restart the 
unit after trouble-shooting. 

 

IV. Operation 

1

Check before start 

1-1. Make sure if power source and electrical 

      connections comply with local electrical 
      regulations, equipped with NFB (Non Fuse 

  Breaker)

 

and earth wiring. 

1-2. Check set bolts and nuts if looseness. 
1-3. Check if electrical cables are correct. 
1-4. Check if voltage is correct. 

2

Check under operation 

2-1. Check if compressed air pressure rises normally. 
2-2. Check if loading current of motor remains in 

      standard level. 

2-3. Check if all safety device work properly by hand. 
2-4. Never touch cover under operation. Stay away 

from high heat components, motor, and fan to 
avoid injury. 

2-5. For long lasting life, the rate of loading cycle is 

  suggested to be not over 70%.

 

 

V. Maintenance 

1

Daily maintenance 

1-1. Release water from air tank after daily use. 

(Please implement under 1kg/cm².G) 

1-2. Check if compressed air pressure rises normally in running. 
1-3. Clean compressor cover on both sides to 

        always keep inlet valve clean. 

1-4. Check if abnormal sound or vibration happens. 

Summary of Contents for DRS SERIES

Page 1: ...DRS SERIES OIL LESS AIR COMPRESSOR OPERATION MANUAL...

Page 2: ...h parts not manufactured by Tong Cheng serviced by unauthorized personnel or where recommended maintenance procedures have not been followed the warranty will be waived automatically This compressor i...

Page 3: ...escription function 4 III Installation and precautions 5 IV Operation 6 V Maintenance 6 VI Trouble shooting 8 APPENDIX I Air compressor configuration 10 APPENDIX II Electric circuit diagram 11 APPENDI...

Page 4: ...tor inside 1 5 Air discharge tube is made of stainless steel 2 Components of control system 2 1 Reliable components pressure switch check valve pressure gauge solenoid safety valve 3 Air tank 3 1 Inne...

Page 5: ...2 Tank pressure gauge Indicate air tank pressure 3 Safety valve Tank over pressure protection 9 Air tank Store compressed air 4 Quick Coupling Discharge outlet 10 Electric cord plug Ensure correct vol...

Page 6: ...supply should be fixed firmly to avoid any disconnection and break down 3 Protection points 3 1 The unit is equipped with pressure switch to avoid pressure too high when air tank pressure reaches to t...

Page 7: ...r pressure rises normally 2 2 Check if loading current of motor remains in standard level 2 3 Check if all safety device work properly by hand 2 4 Never touch cover under operation Stay away from high...

Page 8: ...month 300 hours 2 Periodically maintenance Item Weekly Monthly Yearly 2 Year Air tank drain valve Check and clean inlet air filter element Check and clean the ventilation area of the unit Check pressu...

Page 9: ...V Defective pressure gauge V Solenoid valve leaking V V Safety valve leaking V V Abnormal pressure Defective pressure gauge V Pressure switch worked improperly V V Defective solenoid valve V V Abnorm...

Page 10: ...g broken V V Fault motor V V Connecting rod loose V V Crankshaft loose V V Unable to start Motor fail to start Low voltage V V Capacitor broken V V Electric wiring is loose V V Motor current protector...

Page 11: ...iver Description NO NO 8 9 10 5 Drain valve assembly Check valve assembly 6 7 Pressure gauge Cable with plug Pressure switch 11 Hose 12 Solenoid valve 13 Anti vibration pads Description 1 13 4 14 8 9...

Page 12: ...11 APPENDIX II Electric circuit diagram Symbol Description P S SV Pressure switch Solenoid valve MC Compressor motor C Motor capacitor Over heat protector F PE Earth wire L1 L2 Electric cord...

Page 13: ...olenoid valve Motor Description Symbol SV PG 1 CV Air tank Check valve AT PS Ssfety valve Pressure switch DV BV PR Description PG 2 QC Pressure regulator Pressure gauge Outlet Quick coupling M SOL SF...

Page 14: ...TONG CHENG IRON WORKS CO LTD No 16 Ta Chin St Sec 2 Taichung Taiwan Tel 886 4 22612135 Fax 886 4 22628246 Web site www swanair com tw E mail swantc swanair com tw M01865H300E A...

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