background image

 

 

9

 

 

 

 

Tr oubl es 

Possi bl e Causes  

Act i on  

Chec k  Repai r  

Renew  

On 

Runni n g 

A b n o r m a l  

t e mp e r a t u r e  

Low  vol t age  

V  

V  

 

Hi gh a mbi ent  t e mper at ur e 

V  

V  

 

Vent i l at i on bl ocked   

V  

V  

 

Val ve ass y.  br o ken  

 

V  

V  

Bear i n g br o ken  

 

V  

V  

Faul t   mot or  

 

V  

V  

Connect i n g r od  l oose  

 

V  

V  

Cr an kshaf t  l oose  

V  

V  

 

Unabl e 

t o st ar t  

Mot or  f ai l  

t o st ar t  

 

Low  vol t age  

V  

V  

 

Capaci t or  br o ken  

 

V  

V  

El ect r i c wi r i ng i s l oos e 

V  

V  

 

Mot or  cur r ent  pr ot ect or  

j umped -out  

V  

V  

 

Faul t   mot or  

 

V  

V  

Bear i n g br o ken  

 

V  

V  

Fuses bur ned  out  

V  

V  

 

Def ect i ve  pr essur e swi t ch 

 

V  

V  

Sol enoi d br o ken  

 

V  

V  

Abnor mal  

mot or  

sound  

Low  vol t age  

V  

V  

 

Chec k  val ve  l ea ki n g 

 

V  

V  

 

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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