OILLESS SCROLL AIR COMPRESSORS
Contents
1. 178mm 7 0 384mm 15 1 384mm 15 1 68mm 2 7 m _ MAIN POWER INLET VIEW E E AIR OUTLET 5 5 5 E 25 1 pes i I x E E e S CL S a E 333mm 13 14 585mm 23 0 5 7 u E gemi us Ln DETAIL FOR AIR DISCHARGE 2 o i VIEW A 100 5mm 4 0 169mm 6 7 169mm 67 14 27 Ground Main terminal block H BN NV 103 N gigi RST 14 EXHAUST AIR OUTLET EXHAUST AIR OUTLET k EE 1 OILFREE 2 COAIRE je 2 AIR INTLET lt e E lt gt Cd 9 2 AIR INTLET lt i ___ MAIN POWER INLET SCROLL luc ci y AIR OUTLET 30mm 12 1250mm 492 id 1600mm 63 0 1280m2. 1 RED 22 2 BLACK PT 16BAR 4 20mA m LLI 0 0 00 AVss gt gt o o TH 8 gt B8 e E TH 7 B7 INANI DOWNY TH 6 B6 ul gt TH 5 B B5 e 20 e 1 m TH 4 T B4 1 m 9 TH 3 gt U B3 e e WN lt LLI o m 2 ca B a TH 1 lt d S Cc Ww DCM2 8 E RE MOTE pio Ne ESP2 po Ne o o i D T Ne oxo 1 cO 16 SI m CN LO O D7 e _ LO 0 106 LG LO DCM1 e E Y 0 N DO D5 e O gt lt e 04 e N mg LO m N O 05 O Za e a ON 5 lO O 2 02 O sO bm LO 5 o N Ll O
3. Fig 3 3 CSOF S50PL H Outline View DESCRIPTION 16 SAFETY VALVE 17 DRAIN VALVE 11 COOLING FAN 12 CONTROLLER 6 AIREND PULLEY 7 SUCTION FILTER 8 AIR DELIVERY SOCKET 9 10 COMMON BASE 1 2 COVER amp FRAME 3 AIREND 4 MOTOR 18 PRESSURE TRANSMITTER 13 CONTROL BOX 14 V BELT AIR DELIVERY PIPE 15 CHECK VALVE AIR COOLER 5 MOTOR PULLEY COAIRE 3 3 System Diagram 3 1 CSOF S30PL H CSOF S40PL H CSOF S50PL H SF 0 2 00 0 TTHO S 10 05 10 STOP ee 146 A tee O O O O O O x O O O O O O O SH Q MAIN MOTOR AE SH Q MAIN MOTOR VIATION SUCTION SUCTION HOSE AIREND SAFETY VALVE AIR COOLE
4. 22 N CN O m x O lt C C O O gt m m O 5 d NO Ax LOO lt gt O gt NY st C N gt a DS O e LLI 78 3 s AIS T ac VO gt 5 LL O gt LO D I E 71 E E m AS d amp DU dw gt LO 7 io 7 U O s 2 S lt Lu occ z T DO c 2 m L Q lt NN LO CO LL p Z NN DO p a DO 42 ee 21 C3 o E 2 TE T 5 LO gt eo 9 OZ O lt 2 9 LOO LO g A O __ _ S 2 Y Ed LO P z oO oO Q Co N LO 3 Co C5 N 16 Te z 7 2 2 CN LO V O To LO O C5 CN 16 LO 5 2 C N LO 16 E gt Q C2 CN LO LO E V 2 N N Co D gt gt CO 10 gt 5 C 2 O E
5. ELECTRICAL WIRING DRAWINGS 1 RED EE 2 BLACK 5 EN PT 16 4 20mA gt e e e e e AVss 22 m LLI B8 di 87 ui 1 m TH 6 x 3 B6 O a 5 5 2 4 B4 lt T Lu oc 3 P B3 2 u 42 x B o m TH 1 oe B y 4 LO DCM2 41 D10 8 09 O O ml lt D8 2j cO CN D7 0 08 N O C 1 6 LO 4 LO C C DCM1 a _10 D5 CN Oo LW D4 gt lt CN m lt 1612 o s D3 9 Os E cll MIT TN m CN uc 2 2 5 9 m N 2 E 10 C C3 e 59 12 3MvdS 14 TL 3uvdS e c 10 OQ gt x oc 3 9 NAJ C2 S 8 9 al 99 7 o N 6 m lt lt ES grag L pasts 3 N N5 S O D 55 gt 23 H e 6 O N
6. HIGH 5OHP LOHP 15HP M lt 10HP 2 AC 2 176 F STOP TTHO2 gt ME lt 9 5 E 176 F STOP lt SIMBOL LIST TEMPERATURE TRANSMITTE PT PRESSURE TRANSMITTE E EMPRATURE TRANSMITI PIH PRESSURE TRANSMITTE Fig 3 4 System Diagram HIGH 2 xt c cond GENERAL AIR OUTLE ON CHEC ER DRAIN VAVLE SUPPLY AIR LINE AIR LINE BALL VALVE COAIRE GENERAL CSOF S SERIES is Oilfree type air compressor With starting signal motors start in sequence and Airend begins to compress air Air flows from Suction filter to Airend through suction hose Compressed air from Airend hits up to 200 C it passes through check valve dead end proof and Air cooler the air temperature goes down Compressed air contains condensate water which should be drain out through drain valve located on Furnish Air Socket There is Pressure Switch and Safety Valve sensing pressure of discharged air to protect over pressured air discharging Pressure Transmitter f Discharge Air f 7 17 i Air L L c h ey Dra
7. cit at 1 L 1 lt V MAX 5m s e lt lt lt HE t MIN 2000mm 78 8 E _ MIN 1500mm 59 2 E sS mi Zi 21 gt e 11 OILFREE IL 7 CE S oe 3m s lt Cu S e H e e SCROLL Fig 4 5 Duct installation COAIRE 12 INSTALLATION Table 4 1 Ventilation Fan Capacity Air Volume Hood Size ft min Inch x Inch CSOF S30PL H 7063 27 55 x 55 1 CSOF SAOPL H 8830 31 5 x 63 CSOF S50PL H 10595 35 43 x 70 86 4 3 3 Selection of Where to Install table 4 2 Requirements for Where to Install NN Do not install the compressor unit on the outside Please keep warm during the winter season if you have to install on the outside Keep the space of more than 31 5inch from the wall to facilitate the repair and maintenance of the compressor Do not place any object in front of the door The floor shall sufficiently holds the weight of the compressor The floor surface shall be flat with a gradient less than 1 degree to minimize the vibration It is recommended to install the compressor 4inch above the floor though Coaire air compressor generates an insign
8. 2H 2 2 Side SAFETY AND WARNINGS WARNING DO NOT TOUCH HOT SURFACE WILL CAUSE INJURY N DANGER KEEP HANDS FEET AND CLOTHING AWAY FROM DRIVEN PARTS WILL CAUSE INJURY OR DEATH N DANGER HAZARDOUS VOLTAGE INSIDE SHUT OFF POWER WILL SHOCK CAUSE INJURY OR DEATH N DANGER KEEP HANDS FEET AND CLOTHING AWAY FROM DRIVEN PARTS WILL CAUSE INJURY OR DEATH N WARNING DO NOT TOUCH HOT SURFACE WILL CAUSE INJURY _ DANGER HIGH PRESSURE SAFETY DEPRESSURE THE COMPRESSED AIR FLYING PARTS FROM COMPRESSED AIR CAN CAUSE INJURY OR DEATH N DANGER COMPRESSED AIR FROM THIS MACHINE CONTAINS OIL MIST WHICH MAY CAUSE SEVERE NAUSEA INJURY OR DEATH NEVER USE AIR FROM THIS MACHINE TO SUPPLY BREATHING AIR AND KEEP UNIT IN A WELL VENTILATED AREA COAIRE GENERAL 3 0 General 3 1 Specification MEMINI CSOF S30PL H CSOF SAOPLM CSOF SSOPL H Type Single stage Oil free Scroll Air Compressor Delivery Drivi ds 3V 405x12EA 3V 405x16EA 3V 405x20EA pem High temp stop CP temp stop F E kW HP 3 7 5 x 6SET 3 7 5 x 8SET 3 7 5 x 10SET MOTOR 208 230 460 Starting Method DIRECT ON LINE GENERAL minimum wees wm Note 1 Noise level is the
9. 9 10 2 CSOF S50PL H 10 andes 12 11 0 Electrical wiring drawings s 12 11 1 CSOF S30PL H aces 11 2 CSOF S40PL H 11 2 CSOF SSOPL H 3 COAIRE S SAFETY AND WARNINGS 2 0 Safety and warnings 2 1 General 1 The air compressor shall only be operated by a person who has been trained in a safe operation 2 Please read and be familiar with the user s manual and the safety instructions before using the air compressor 3 The scroll air compressor alone cannot be used for a respiratory system food and medical equipment under any circumstance 4 Do not leave inflammables and explosives near the air compressor 5 Make sure to use only the genuine Coaire parts Other types of replacement may cause a serious failure 6 The equipment shall safely be operated in compliance with all safety requirements and regulations XX The user assumes full responsibility for any problem associated with the non compliance with the instructions in the user s manual 2 2 Safety Caution Caution is used to indicate the presence of a hazard which will or can cause CAUTION minor personal injury or property damage if the warning is ignored Warning is used to indicate the presence of a hazard which can cause severe personal injury death or substantial property damage if the warning is ignored Danger is used to indicate the presence of a hazard which will cause severe personal injury death or
10. 101 6 O sO 6 O gt LO e C3 e 8 CO 12 5 25 11 e 6 SPARE 10 e ALAR ro RU 779 2 m 6 hi lt 8 e 6 59 sra i e 7 6 ps 9 gang 6 e g x a Lbs N N5 2 55122 1 e 1 e e C N fx al 4 6 e _ a 10 xmas Lbs 5 e 9 N 5 22 aNd i IS xf ON 2 e e 2 10 So de n Chose 85 56 e D GO e e gt X FG NJ mi wo lt gt gt gt N O O lt lt SYMBOL INDEX No SYMBOL DESCRIPTION No SYMBOL DESCRIPTIO 1 51 OVER CURRENT RELAY FOR COMPERSSOR MOTOR 9 PT PRESSURE TRANSMITTER 2 52C AGNETIC CONTACTOR FOR COMPRESSOR MOTOR SK SURGE KILLER 3 ESP EMERGENCY STOP PUSH BUTTON SWITCH 11 TB TERMINAL BLOCK FOR INPUT POWER SOUCE 4 FUSE 2 TH HERMISTOR 5 GND GROUND CONNECTION 3 TRANSFORMER 6 OTOR FOR AIR COMPRESSOR 4 TERMINAL BLOCK NUMBER FOR CONTROL WIRE 7 V OTOR FOR VENT FAN 5 WIRING NUMBER 8 F OISE FILTER 52 ELECTRICAL WIRING DRAWINGS COAIRE ELECTRICAL WIRING DRAWINGS 11 3 CSOF S5OPL H 11 3 1 CSOF S50PL H POWER amp MOTOR COAIRE
11. 5 2 g o S Ww NS 2 9 a v T 4 de _ 5 1 e N e O LO A xs 6 m st GO e e S 5A FC e ex rO B 2 gt gt CN O x lt lt SYMBOL INDEX No SYMBOL DESCRIPTION No SYMBOL DESCRIPTIO 1 Ste OVER CURRENT RELAY FOR COMPERSSOR MOTOR 9 ESSURE TRANSMITTER 2 520 AGNETIC CONTACTOR FOR COMPRESSOR MOTOR SK SURGE KILLEI 3 ESP EMERGENCY STOP PUSH BUTTON SWITCH 11 TERMINAL BLOCK FOR INPUT POWER SOUCE 4 FUSE 2 HERMISTOI 5 GND GROUND CONNECTION 3 6 OTOR FOR AIR COMPRESSO 4 TERMINAL BLOCK NUMBER FOR CONTROL WIRE 7 MV OTOR FOR VENT FAN 5 WIRING NUMBER 8 F OISE FILTEI 54 COAIRE STARTUP REPORT Please fill out completely and return to the factory to validate warranty CUSTOMER AND MACHINE INFORMATION CUSTOMER FACTORY SHIP DATE ADDRESS ___ DATE STARTED UP PHONE SERIAL NUMBER CITY STATE MODEL NUMBER 2 71 _ HOURS ON MACHINE MACHINE INFORMATIONS AND INITIAL STARTUP Compressor Environment excellent fair poor Machine Location indoors outdoors if outdoors protected from rain Yes Approx ambient temperature adequate ventilation Yes No Did you check for correct rotation Yes No Nameplate amperage for
12. Displace CSOF S30PL H CSOF SAOPL H CSOF S50PL H Fig8 3 Belt tension check Table 8 1 Belt tension 8 3 4 Alignment of the Belt Off centered pulleys generate the noise and vibration and accelerate the process of wearing the belt and pulley to cause the damage to the belt Align the center of the pulley during the replacement of a belt and the adjustment of the belt tension With the compressor fixed loose the anchor bolt on the motor and place an iron rule between the pulleys as shown in the following fig Gradually tighten the anchor bolt on the motor and check the center is aligned between the pulleys Completely tighten the bolt recheck the alignment and then rotate the pulley to check if the belt moves smoothly Below 0 04in 1 ADJUSTED SIDE FIXED SIDE MOTOR AIREND Fig 8 4 Belt align 40 COAIRE MAINTENANCE A Caution 1 An air compressor is automatically operated Do not check and replace the belt until the compressor is stopped and the main power is turned off 2 Only use the belt specified by Coaire for a replacement Do not use old and new belts mixed and replace the entire set of belts all at once 3 The shaft is damaged and the service life of the bearing is shorten at a high tension of the belt while the belt is slippery at a low tension of the belt Always keep t
13. lt 5 lt xo ame Lbs 1 ES N 2 ws r lt x 2 S a z o See M 9 Ow N 551521 3 O m GO 9 d el FG QNI o sx vo 2 gt N m O O lt x SYMBOL INDEX No SYMBOL DESCRIPTION No SYMBOL DESCRIPTIO 1 516 OVER CURRENT RELAY FOR COMPERSSOR MOTOR 9 PT PRESSURE TRANSMITTER 2 52C AGNETIC CONTACTOR FOR COMPRESSOR MOTOR O SK SURGE KILLER 5 ESP EMERGENCY STOP PUSH BUTTON SWITCH 11 TB TERMINAL BLOCK FOR INPUT POWER SOUCE FUSE 2 HERMISTOR 5 GND GROUND CONNECTION 5 IR TRANSFORMER 6 OTOR FOR AIR COMPRESSOR 4 TERMINAL BLOCK NUMBER FOR CONTROL WIRE 7 V OTOR FOR VENT FAN 5 WIRING NUMBER 8 OISE FILTER 50 COAIRE ELECTRICAL WIRING DRAWINGS 11 2 CSOF SAOPL H 11 2 1 CSOF SAOPL H POWER amp MOTOR o N N EE CO LO 5
14. 7 3 2 General Function DISCHAGE P Ns S 8 PRESSURE V V PRESSURE TOTAL RUNNING 1H 0 0 0 01 0 DIGITAL OUTPUT STATUS ETHEEZGECZYU x Ye mj OVERLOAD STATUS C4 orF NORMAL 206 RUNNIN OFF NORMAL 2105 TIME OFF NoRMAL 21 05 LOCAL STOP LOCK OPERATE RUN TEMP STATUS STATUS Fig 7 5 The composition of a picture 31 COAIRE CONTROL 7 3 3 Set function Fig 7 6 Button Start Stop Pressing this button unit will start or stop This button is used to reset when unit has alarm To the next page Pressing this button will change the information selected for the display Table 7 2 Function of push button COAIRE 32 CONTROL 7 3 4 Menu Structure and Navigation MENU SELECT Ent PRESSURE SET TARGET PRESSURE 8 1 STEP 01RUN PRESS 0 8 STEP 02RUN PRESS 0 9 STEP 03RUN PRESS 1 0 STEP 04RUN PRESS 1 1 STEP 05RUN PRESS 1 2 STEP 06RUN PRESS 1 3 STEP4407RUN PRESS 1 4 PRESSURE SET ARGET PRESSURE 8127 STEP 01RUN PRESS 0 8 bar STEP 02RUN PRESS 0 9 bar STEP 03RUN PRESS 1 0 bar STEP 04RUN PRESS 1 1 bar STEP 05RUN PRESS 1 2 bar STEP 06RUN PRESS 1 3 bar 2 Using set working pressure STEP4407RUN PRESS 1 4 PRESSURE SET ARGET PRESSURE STEP401RUN PRESS 0 8 bar STEP 02RUN PRESS 0 9 bar PRESS 1 0 STEP 04RUN PRESS 1 1 STEP 05RUN PRESS
15. Fig 5 2 CSOF S50PL H Button 17 COAIRE OPERATION 5 1 2 Checklists before the Commissioning 1 Check if the voltage of the main power is within a normal range specified 2 Cut the main power to connect the power line to the control panel 3 Check the connection of pipes a power supply and a grounding 4 Fully open a stop valve on the discharge pipe of the compressed air 5 1 3 Commissioning 1 Push the START button on the controller to check the direction of rotation If it is operated in a negative phase immediately push the emergency stop button turn the main power off and then convert R into T before restarting When the compressor starts the pressure is increased in the airend to start the compression 2 With the discharge valve closed on the discharge side of the air tank check if the compressor is automatically stopped when the pressure reaches the set value 3 Check if there is any abnormal vibration noise and leakage 4 Push the STOP button on the controller 5 2 Routine Operation 5 2 1 Checklists before the Operation Check the following conditions before starting the operation 1 Connect the main power to check the display on the monitor 2 Push the START button on the controller to check if the compressor is well started up and the indicator lamps are normally on 3 Check if there is any abnormal vibration noise and leakage 4 Check if the operation is in good condition at the maximu
16. lt CN O p gt _ NS LLI 5 5 gt gt M x 5 gt O x DO O N LLJ gt 22 IX LI ce 512 x 5 gt S S Wann c 2 DO 0000 O m o G O CX a e ne 28 o 3 5 DO Ol 3 2 e ca S x LO CO p 95 C5 N gt 2 N lt 5 z FE z n 955 S 0000 000000007 li C2 C2 pacem ef ef 0 C2 C2 N LO LO O C3 S CN LO LO O O gt LO O O N LO LO 0 O C2 CN LO LO C s C2 C2 CN LO LO O O N gt CO N N cO CJ gt Po s ES CN LO B5 n O zi _ C2 0 0 LO LO C 5 a ED MO n gt 1 0 0 SYMBOL INDEX No SYMBOL DESCRIPTION SYMBOL DESCRIPTION 1 151C OVER CURRENT RELAY FOR COMPERSSOR MOTOR 9 PT PRESSURE TRANSMITTER 2 52C MAGNETIC CONTACTOR FOR COMPRESSOR MOTOR SK SURGE KILLEI 3 ESP EMERGENCY STOP PUSH BUTTON SWITCH 11 ERMINAL BLOCK FOR INPUT POWER SOUCE 4 FUSE 2 TH HERMISTOI 5 GND GROUND CONNECTION ANSFORMEI 6 MC MOTOR FOR AIR COMPRESSOI 416 ERMINAL BLOCK NUMBER FOR CONTROL WIRE 7 MV MOTOR FOR VENT FAN 5 WIRING NUMBEI 8 NF NOISE FILTER COAIRE 11 2 2 CSOF S40PL H CONTROL LINE
17. 115 psi and high pressure 140 psi scroll enclosures Run Time Hours es fate etme Mrd or 1 x or 2 KI or r4 p Tm Enclosure check Ensure cooler ventilation fan and compressor fan are clear of debris Control panel Check the monitor for maintenance or alarms Belt Check Tighten or replace consult factory for replace as needed the correct t belt a et 2410010 operation Inlet air filter Clean c as needed HBC5KL RK1 replace based on filter condition After cooler Clean Clean more often if Air Airendsirorcofan sirocco fan Gem s check E valve Replace LI tightness sue sensor Replace if not 520 101 08 operation functioning properly Pressure sensor Check Replace if not 520 109 04 operation functioning properly Motor Check consult factory for insulation motor part number bearing and pricing Motor pulley check Check the pulley consult factory for grooves for wear motor part number and pricing 520 139 00 replace Grease bearings grease NENNEN high pressure 3 crank bearings scrolls need grease 1 main bearing every 5 000 hours HBCBKL PK2 Tip seal Kit Replace high pressure Kit BCSKL H 06 scrolls need tip Tip seals seal change every Back up tube 5 000 hours Dust seal Check Clean Replace Notes 1 The intervals suggested above are based on normal operat
18. Wend N A 2 2 O 07 P lt 9000 71 O a gt Od NY 5 U Z o s 2 O z a LLI ac 1 o gt rc Lil D Z lt Le 2 N lt E i 2 27 SR O p 8 lt gt lt X E49 5959090500005 I co O O CN s LO LO m O LO LO O gt N O 2 ES 09 9 lt lt a a c E CN LO LO VP gt M M CN LO LO CO N N N T O O C2 N 29 N 0 C CO gt m un E Q O WE 0 LO 16 gt 2 O _ M T gt SYMBOL INDE No SYMBOL DESCRIPTION No SYMBOL DESCRIPTION 1 51C OVER CURRENT RELAY FOR COMPERSSOR MOTOR 9 PT PRESSURE TRANSMITTER 2 52C AGNETIC CONTACTOR FOR COMPRESSOR MOTOR 0 SK SURGE KILLER 3 ESP EMERGENCY STOP PUSH BUTTON SWITCH 11 TERMINAL BLOCK FOR INPUT POWER SOUCE 4 F FUSE 2 TH THERMISTOR 5 GND GROUND CONNECTION 5 TR TRANSFORMER 6 OTOR FOR AIR COMPRESSOR 4 TERMINAL BLOCK NUMBER FOR CONTROL WIRE 7 V OTOR FOR VENT FAN 5 WIRING NUMBER 8 F OISE FILTER 49 GND 11 1 2 CSOF S30PL H CONTROL LINE
19. m amp e O V z u SYMBOL INDEX No SYMBOL DESCRIPTION SYMBOL DESCRIPTIO 1 OVER CURRENT RELAY FOR COMPERSSOR MOTOR 9 PT ESSURE TRANSMITTER 2 526 CONTACTOR FOR COMPRESSOR MOTOR 10 SK SURGE KILLE 3 ESP EMERGENCY STOP PUSH BUTTON SWITCH 11 TB TERMINAL BLOCK FOR INPUT POWER SOUCE FUSE 12 IH HERMISTOR 5 GND GROUND CONNECTION 13 ANSFORMER 6 FOR AIR COMPRESSOR 14 TERMINAL BLOCK NUMBER FOR CONTROL WIRE 7 V OTOR FOR VENT FAN 15 WIRING NUMBER 8 F OISE FILTEI ELECTRICAL WIRING DRAWINGS 11 3 2 CSOF S50PL H CONTROL LINE te RE 2 2 BLACK E gt PT 16BAR 4 20mA gt e 2 2 N
20. 1 2 STEP 06RUN PRESS 1 3 STEP 07RUN PRESS 1 4 PRESSURE SET ARGET PRESSURE LS 8 0 gt STEP 01RUN PRESS 0 8 bar STEP 02RUN PRESS 0 9 bar STEP 03RUN PRESS 1 0 bar STEP 04RUN PRESS 1 1 bar STEP 05RUN PRESS 1 2 bar STEP 06RUN PRESS 1 3 bar Esc STEP 07RUN PRESS 1 4 bar To the change basic menu MENU SELECT PRESSURE SET Fig 7 7 MENU STRUCTURE and NAVIGATION 33 COAIRE CONTROL 7 3 5 Using menu level Press MENU button for a seconds in status mode an access code entry display Fig 7 8 is shown Use PLUS button to adjust value then press ENTER button If the access code have been entered to authorized menu page will be displayed An invalid code will return the display to normal operation mode ACCESS CODE Fig 7 8 Using code input 1 When access level is SERVICE 1 Equipment Environment Setup menu cannot be adjusted 2 Press CANCEL button for three seconds at any time to return to the system locked condition 7 3 6 Digital Output 1 STATUS MODE 2 PRESSURE MODE TARGET PRESSURE STEP 1 STEP 10 RUNPRESS STEP 1 STEP 10 STOPPRESS LCD LIGHT MODE S T R U C T U R E 8 CONFIG MODE COAIRE 34 CONTROL 7 3 7 Message output 1 Trip message Emergency stop Push the emergency stop switch Ga 4 Delivery Pressure High Detection Pressure gt DIS PRESS LIMIT eset Pressure lt DIS PRESS LIMIT 7 25psi
21. COMP TEMP LIMIT Temp Reset 7 Temp gt COMP TEMP LIMIT 9 Detection Comp 8 Temp gt COMP TEMP LIMIT Reset Comp 8 Temp gt COMP TEMP LIMIT 9 F N eo Comp 8 Temp An trip message is displayed that must be manually reset to clear once the condition has been resolved or no longer exists 29 COAIRE CONTROL 7 2 12 ALARM CONDITION Description Detect condition RTC Real Time Clock Detection RTC Disable When Schedule Mode Operation Alarm Reset RTC Enable An trip message is displayed that will be automatically reset to clear once the condition has been resolved 7 2 13 EVENT MESSAGE for OPERATION INFORMATION 1 ST POWER The time when Initial Power UP to Controller START The time when motor started The time when motor stopped The time when power up to controller System restoration by watchdog timer COAIRE 30 CONTROL 7 3 CSOF S50PL H Controller COAIRE controller efficiently controls SCREW AIR COMPRESSOR based on microprocessor gives users an alarm against trip by checking the status of the air compressor in advance and offers users the information for maintenance and let them treat it quickly and easily 7 3 1 Power Supply amp Environment 1 Power Supply 24 15 50 60Hz 40W 2 Transformer Capacity Min 50 VA 3 Operating Temperature 14 F 140 F 4 Operating Moisture 95 104 F 5 Storage Temperature 22 F 176 F
22. authorization shall be obtained through our service department Any compressors parts or materials must be returned freight prepaid to the manufacturers factory within 30 days of the return authorization date Any shipment returned to the factory collect will be refused f item is found to be warrantable the repaired or replacement item will be returned normal ground freight prepaid Expedited return freight costs are the responsibility of the requestor g lt replacement part or material is warranted to the extent of the remaining warranty period Standard Period of Warranty h Coaire warrants our system s for a period of 15 months from shipment 12 months from the documented start up or 5 000 hours of use whichever occurs first During such period Coaire will be liable for all product or material defects and will assume the costs of repair or replacement so long as the product s are located within the continental United States or Canada In addition the product s must be easily accessible by service personnel for removal i In addition to item g above Coaire warrants the air compressor air end compressor only parts only no labor for a period of 27 months from shipment 24 months from the documented start up or 7 500 hours of use whichever occurs first j Coaire product s located outside of the continental United States or Canada shall include a parts only warranty for a period of 15 months from shi
23. have a built in electric leak breaker 11 Use the ground terminal on a motor or a control box to earth the equipment Table4 3 Type of Grounding Thickness of Type Ground Resistance Grounding Application Conductor 2nd Class Grounding cines Neutral Point of Transformer Equipment with Low Voltage 2 3rd Class Grounding 1000 Less than 400 V Special 3rd Class 2 Equipment with Low Voltage 1 As the grounding on a steel structure of the building may cause the failure of the operation always earth on the ground The maximum allowable length of the grounding conductor is 20 m 2 If there is a risk of inductive interference on an electronic calculator or a telecommunication equipment install a surge killer on the magnetic switch used The compressor has a complete wiring inside and no separate wiring or maintenance is necessary If any maintenance is needed see the circuit diagram in the user s manual provided with the compressor 15 COAIRE INSTALLATION Table 4 4 Electrical Specification Driving Starting Voltage Current Current Model Poles V kW kW 208 230 CSOF 4 53 S30PL H X 14 13 2 208 230 X 8EA CSOF 4 53 SA0PL H X 8 SEA 6 6 X 8EA 4 53 X 10EA 10EA 208 230 CSOF S50PL H I 3 7 X EA 3 7 X EA 3 7 X COAIRE 16 OPERATION 5 0 Operation 5 1 Initial Start up 5 1 1 CONTROLLER Fig 5 1 CSOF S30PL H CSOF S40PL H Button
24. m C5 DC1 4 20 EMOTE 2 m J6 e 5 To a ANALOG INPUTS FSP2 ca 07100 O O U lt e 05 e m 05 e 241 en D4 e c m 9 0 5 e Co gt NO lt 2 gt 002 an2 oc CO tz lt 24 m tO O E m n CO 09 e Z 8 gi 10 001490 9 m e m EIN amp 9508 8 07 e 52 gt lt o LL 4 m N D 06 9 e B5 St 2 H 3 N D X e 54 ES TH 4 D N o O gt S e TH B5 CN B _ m CN LO CO m O 36 5 Dp s TH 6 ml CN O gt B7 E 21 gt lt G CN LO O x cen 2 2008 M 1 TH 8 u T S an 2 ac AVss 3 c3 e lt m 12 6 e B9 H 9 m 4 enis 11 e TH 10 lt f 10 E u RO gt B11 mE Ton ws lt 9 N lt B12 2 x s m3 515 6 e x 09 B14 8 4 M gra Tue B15 5 7 6 Q e a pis 3 6 6 E e 2 a psp e vss 5 5 9 X o a psp 1 el nO 1 e GONE 4 6 2 x i 10 xr NS 5
25. measurement from acoustic room 2 The size is the size of the external design of the package Protruding areas such as discharge ball valve have been excluded in the measurement COAIRE 6 GENERAL 3 2 Major Component 3 2 1 CSOF S30PL H CSOF S40PL H LE peo p 2 4 65 Fig 3 2 CSOF S40PL H Outline View DESCRIPTION 1 COMMON BASE 6 AIREND PULLEY 11 COOLING FAN 16 SAFETY VALVE 2 COVER amp FRAME 7 SUCTION FILTER 12 CONTROLLER 17 DRAIN VALVE 3 AIREND 8 AIR DELIVERY SOCKET 13 CONTROL BOX 18 PRESSURE TRANSMITTER 4 MOTOR 9 AIR DELIVERY PIPE 14 V BELT 5 MOTOR PULLEY 10 AIR COOLER 15 CHECK VALVE 7 COAIRE GENERAL 3 2 2 CSOF S50PL H
26. on the air compressors as well as on the enclosures These data plates show the primary information for the product This data should always be referred to when calling the manufacturer or distributor The removal or alteration of the identification plate s shall immediately void all warranty Who to contact for warranty claims Web www coaire com Phone 562 496 3935 Fax 562 463 4928 8750 Pioneer Blvd Santa Fe Springs CA 90670 All freight damage claims should be filed within 15 working days and should be directed to the carrier 2 COAIRE 1 0 Table of Contents 1 0 2 0 3 0 4 0 5 0 6 0 Contents Safety and warnings 2 1 General 2 2 Safety caution 2 3 Safety and warnings General 3 1 Specification 3 2 Major component 3 3 System diagram Installation 4 1 Inspection 4 2 Handling 4 3 Installation 4 4 Requirements for the piping 4 5 Wiring Operation 5 1 Initial Start up 5 2 Daily operation Functional description 6 1 Airend 6 2 Motor 6 3 Fan 6 5 Cooler 6 6 Suction Filter 6 7 Check Valve CONTENT tm 1 7 0 Control 7 1 CSOF S30 40PL H controller 7 2 CSOF S50PL H controller 2 2 8 0 Maintenance 3 8 1 Scheduled Maintenance L 8 2 Scheduled Maintenance H 8 3 Maintenance 4 5 9 0 Trouble Shooting 7 10 0 Outline drawings 10 1 CSOF S30PL H 9 10 2 CSOF SAOPL H
27. substantial property damage if the warning is ignored Hazardous voltage Can cause severe injury or death Only use factory supplied for incoming power See Operators Instruction manual Moving parts Can cause severe injury Do not operate with covers removed Service only with machine blocked to prevent turn over High pressure air Can cause severe injury or death Relieve pressure before removing filter plugs caps fitting or covers Please install the product in areas free of explosives acetylene propane gas etc or flammable substances In case of operating the product in flammable environment fire or explosion could be caused Hot surface Can cause severe injury Do not touch Allow to cool before servicing COAIRE 4 2 3 Safety and Warnings 2 3 1 CSOF S30PL H CSOF SAOPL H CSOF S50PL H T 24 21 W 24 s 5 24 4 24 11 B5558 hen B5558 hren T k BEBEB M 16 2 1 Front
28. sure that forks completely extend through the width of the unit Fig 4 2 4 2 2 Handling by a shop crane When handling by a shop crane use the openings provided on common base where slings or steel wire ropes can be use for lifting Fig 4 3 Fig 4 2 11 V Fig 4 3 COAIRE INSTALLATION 4 3 1 Where to Install Coaire air compressor is designed for the indoor use The ventilation facility and piping affect the performance and the service life of the compressor Please follow the instructions in the user s manual Fig 4 4 Installation of the Air compressor 4 3 2 Ventilation Poor ventilation in the compressor room may raise the temperature of the air discharged If the Room temperature exceeds 18 F more than the outside temperature sufficiently ventilate the air in the room see Table 4 1 and install the exhaust duct if necessary
29. voltage used Incoming Voltages L1 L2 L2 L3 L1 L3 22 Volts Full load amperage PSIG L3 Amp Amp Amp Unload amperage at ____ PSIG L2 L3 Amp Amp Amp L1 Is the machine on a level and stable surface Yes No Was a flexible connector used to connect piping Yes No Approx time spent during startup procedure Hrs Did you advice customer on operation and maintenance of machine Yes No Application and installation comments Machine Sold By Company Sales Person o Startup performed by Date THERE IS NO WARRANTY WITHOUT THIS REPORT 55 COAIRE Warranty Claim Report Please complete the following claim form your claim will be confirmed by our sales representative To Coaire Division of Quietside 8750 Pioneer Blvd Santa Fe Springs CA 90670 Tel 562 576 1330 Fax 562 699 4351 email support coaire com Company Distributor Addes Company Customer Address OPERATING CONDITIONS Percent on load Machine setting OL OLor Wod 00 1 10 being clean 10 very dirty Incoming Voltages Full load amperage 5 Unload amperage at PSIG L1 L2 L2 L3 L1 L3 L1 L2 L2 L3 L1 L3 L1 L2 L2 L3 L1 L3 Parts required Labor Cost No Item Number Description MFGR Part Number Quantity Labor Time Hrsx 01 Travel Time Hrsx Hrs 02 Total
30. 5 compat raut Detection Digital input 1017 OPEN 6 Comer Detection Digital Input 102 OPEN pm E 8 Compa raue Detection Digital Input 1041 OPEN 9 Compas taut Detection Digital Input IDS J OPEN T meee 11 C Detection Digital Input ID7 OPEN Reset Digital Input ID7 CLOSE Detection Digital Input ID8 OPEN Reset Digital Input ID8 CLOSE omp 77 Fault 12 Comp 8 Fault Detection Digital Input ID9 OPEN Reset Digital Input ID9 CLOSE QJ Comp 9 Fault Detection Digital Input ID10 OPEN Reset Digital Input ID10 CLOSE Comp 10 Fault Detection Comp 1 Temp gt COMP TEMP LIMIT Reset 1 Temp gt COMP TEMP LIMIT 9 Ul Comp 1 Temp Detection Comp 2 Temp gt COMP TEMP LIMIT Comp 2 Temp Reset 2 Temp gt COMP TEMP LIMIT 9 F Detection Comp 3 Temp gt COMP TEMP LIMIT Reset Comp 3 Temp gt COMP TEMP LIMIT 9 F Comp 3 Temp Detection Comp 4Temp gt COMP TEMP LIMIT Reset Comp 4 Temp gt COMP TEMP LIMIT 9 F Comp 4 Temp Detection Comp 5 Temp gt COMP TEMP LIMIT Reset Comp 5 Temp gt COMP TEMP LIMIT 9 F 5 Detection 6 Temp gt COMP TEMP LIMIT Reset Comp 6 Temp gt COMP TEMP LIMI 9 F e N E Comp 6 Temp 35 COAIRE CONTROL C 7 T Detection Comp 7 Temp gt COMP TEMP LIMIT R
31. 8mm 2 7 C a s MAIN POWER INLET 5 VIEW _ 1 z AIR OUTLET E i 25 1 2 LO d z 1 ele 333mm 13 1 585mm 23 0 E m E DETAIL FOR AIR DISCHARGE S 8 VIEW A 100 5mm 4 0 169mm 6 7 169mm 6 7 360 5mm 14 2 f Main terminal block Ground e 5 EXHAUST AIR OUTLET EXHAUST AIR OUTLET 1 OILFREE COAIRE io o N d B Mp MAIN POWER INLET e li SCROLL iaa 2 3 AIR OUTLET 30mm 1 2 1250mm 49 2 0 1 L 1600mm 63 0 1280mm 50 4 7 US us LN 46 COAIRE OUTLINE DRAWINGS 10 2 CSOF SAOPL H
32. Amount 03 04 Technician s name WRITTEN BY SIGNATURE X 56 COAIRE QUALITY AND RELIABILITY WITHOUT COMPROMISE COAIRE reserves the right to make changes at any time without notice as a result of our commitment to continuous improvement 57 COAIRE
33. COAIRE SCROLL OILLESS SCROLL AIR COMPRESSORS MAINTENANCE MANUAL AND PARTS LIST WON KYUNG Ate CSOF S30PL H32 CSOF S30PL H42 CSOF S40PL H32 CSOF S40PL H42 CSOF S50PL H32 CSOF S50PL H42 January 2013 All rights reserved Printed in U S A For proper and safe use of the compressor please follow all instructions and safety precautions as identified in this manual along with general safety regulations and practices 1 COAIRE WARRANTY STATEMENT OF WARRANTY TERMS amp CONDITIONS General Provisions a Coaire warrants our air compressors and scroll systems henceforth called products to be free from material defects and workmanship under proper use operating conditions installation and application based on the terms and conditions set forth below Coaire offers no other warranty whether expressed or implied including any warranty of merchantability or fitness for a particular purpose b Any air compressor part or material found be defective will be repaired replaced or refunded at the sellers option free of charge provided that Coaire is notified with the stated warranty period c All claims shall be made in writing using our warranty claim report located within each service manual d All claims must have the start up report sheet included The start up report sheet is located within each service manual e All returns of allegedly defective equipment must have prior written authorization Said
34. CTORY SET TIMEOUT PERIOD 1 MINUTE 10 MINUTE Press MENU button for a seconds in status mode an access code entry display Fig 7 4 is shown STATUS MODE PRESSURE MODE SCHEDULE MODE ACCESS ABLE TRIP LOG MODE TRIP SET OPERATION SET COMP SET CONFIG MODE Use PLUS button to adjust value then press ENTER button If the access code have been entered to authorized menu page will be displayed An invalid code will return the display to normal operation mode 27 COAIRE CONTROL ACCESS CODE Fig 7 4 ACCESS CODE ENTRY DISPLAY 1 When access level is SERVICE 1 Equipment Environment Setup menu cannot be adjusted 2 Press CANCEL button for three seconds at any time to return to the system locked condition 7 2 10 Digital Output 1 STATUS MODE 2 PRESSURE MODE TARGET PRESSURE STEP 1 STEP 8 RUNPRESS STEP 1 STEP 8 STOPPRESS LCD LIGHT MODE O 3 SCHEDULE MODE 5 TRIP SET 6 OPERATION SET 7 COMP SET 8 CONFIG MODE S T R U C T U R E COAIRE 28 CONTROL 7 2 11 TRIP ALARM MESSAGE Description Detect condition Emergency stop Push the emergency stop switch ress Sensor Fault Low Resistance Short Circuit Short Circuit to Earth N Detection Pressure gt DIS PRESS LIMIT Reset Pressure lt DIS PRESS LIMIT 7 25psi Detection Digital Input ID1 OPEN Reset Digital Input ID1 CLOSE Detection Digital Input ID2 O
35. Option REM Digital inputs 3 STOP STATUS DISPLAY Display while compressor stopped LOC STP Stopped by controller keyboard REM STP Stopped by digital inputs NET STP Stopped by communication request Option S D STP Stopped by fault condition 4 START STATUS DISPLAY Display while compressor started LOC RUN Started by controller keyboard REM RUN Started by digital inputs NET RUN Started by communication request Option 5 COMPRESSOR STATUS DISPLAY GOOD Normal conditon MAINTEN Maintenance required ALARM Alarm condition S DOWN Trip condition INHIBIT Start inhibit condition 25 COAIRE CONTROL 7 2 5 System Locked SYSTEM LOCKED SYMBOL 7 2 6 Digital Input Symbols ce emm es emm 7 2 7 Digital Output Symbols Comp 1 On Off Control Comp 7 On Off Control Comp 2 On Off Control Comp 8 On Off Control Comp 3 On Off Control Multi Function Port N9 Comp 4 On Off Control Multi Function Port N10 Comp 5 On Off Control Multi Function Port N11 Comp 6 On Off Control Multi Function Port N12 COAIRE 26 CONTROL 7 2 8 Menu Structure and Navigation eo Select eo Select eo Adjustment Fig 7 3 Menu Structure and Navigation 7 2 9 Menu level ACCESS LEVEL USER CODE 0000 SERVICE 1 CODE 0100 STATUS MODE PRESSURE MODE SCHEDULE MODE TRIP LOG MODE TRIP SET OPERATION SET COMP SET CONFIG MODE FA
36. PEN Reset Digital Input ID2 CLOSE Detection Digital Input ID3 OPEN Reset Digital Input ID3 CLOSE Detection Digital Input ID4 OPEN Reset Digital Input ID4 CLOSE Detection Digital Input ID5 OPEN Reset Digital Input ID5 CLOSE Detection Digital Input ID6 OPEN Reset Digital Input ID6 CLOSE Detection Digital Input ID7 OPEN Reset Digital Input ID7 CLOSE Detection Digital Input ID8 OPEN Reset Digital Input ID8 CLOSE Delivery Pressure High C omp 71 Fault C omp 72 Fault N A omp 3 Fault C omp 74 Fault Comp 5 Fault 10 C omp 6 Fault 11 C omp 77 Fault 12 Comp 8 Fault Detection Comp 1 Temp gt COMP TEMP LIMIT Reset 1 Temp gt COMP TEMP LIMIT 9 F oJ Comp 1 Temp Detection Comp 2 Temp gt COMP TEMP LIMIT Reset Comp 2 Temp gt COMP TEMP LIMIT 9 F Comp 2 Temp Detection 3 Temp gt COMP TEMP LIMIT comp a Temp Reset Comp 3 Temp gt COMP TEMP LIMIT 9 F Detection Comp 4 Temp gt COMP TEMP LIMIT Reset Comp 4 Temp gt COMP TEMP LIMIT 9 F Comp 4 Temp Detection Comp 5 Temp gt COMP TEMP LIMIT Reset Comp 5 Temp gt COMP TEMP LIMIT 9 F 5 Detection 6 Temp gt COMP TEMP LIMIT Reset Comp 6 Temp gt COMP TEMP LIMIT 9 F 6 Detection 7 Temp gt
37. R 25 1 S IS 2 E E eo eo gj m ES 222 d r E o 333mm 13 11 585mm 23 01 S EL NIE E 5 DETAIL FOR AIR DISCHARGE VIEW Y Y 120 5mm 47 265mm 104 1041 244 5mm 9 6 Ground Main terminal block H 7 mer A 11 01 RST Z EXHAUST AIR OUTLET EXHAUST AIR OUTLET 22 pe 1 OILFREE 7 AIR INTLET o FAY 2 c c lt 2 AIR INTLET lt i c ST AIR INTLET MAIN POWER INLET 0 e Y 1 AIR OUTLET 30mm 112 1250mm 49 2 2122 1600mm 63 0 1280mm 50 4 H 48 COAIRE ELECTRICAL WIRING DRAWINGS 11 0 Electrical wiring drawings 11 1 CSOF S30PL H 11 1 1 CSOF S30PL H POWER amp MOTOR COAIRE gt gt N NI D ES x x ES 6 8 3 m T Ww 4 O D TY gt N gt xt gt O gt 22 C 2 T 2 O lt Z oc _ gt
38. d capacity of a main transformer See Table 4 4 Electrical Specification for the electric power kW and the power factor 96 Minimum Capacity of Transformer kVA Electric Power kW Power Factor 6 x 100 x 1 2 Longer lead in wiring of the main power may cause the compressor failed or tripped during the start up due to the voltage drop in the line Select the thickness of the cable so that it maintains at least minimum starting voltage 6 The calculation of the voltage drop based on the line length is as follows 3 Phase 3 Line Type Connection 30 8xLxI 1000 x A Where I Current A A Cross Section of Cable mm2 Voltage Drop L Length of Cable M COAIRE 14 INSTALLATION 7 It is recommended that the thickness of the cable shall allow more than the minimum requirement specified for a power condenser and the length of the cable shall be within 1 5 m No wiring is necessary if there is a power condenser with a sufficient capacity in the bus conductor 8 Leave intact the factory specification of the overcurrent protection device If the change is unavoidable keep the set values within the range specified in the user s manual The cable shall allow more than the minimum requirement specified 9 As the operating current varies depending on a given condition it is recommended to allow about 2090 extra 10 Install a circuit breaker in the main power to protect the motor The circuit breaker shall
39. e near the parts until the compressor is stopped and the main power is turned off COAIRE 20 FUNCTIONAL DESCRIPTION 6 0 Functional Descriptions 6 1 Airend An oil free scroll airend is the most important part in the compressor In any case the oil is not entered into the compression chamber As the inside of the compression chamber is delicate entering the dusts or foreign substances results in a serious damage to the compressor The airend consists of precision parts and needs a special jig for a repair and maintenance It shall only be disassembled by our qualified engineer or a comparable person Housing Fan Cover oN Fixed Scroll Sirocco Fan Tip Seal 4 F 2 2 1 4 5 Se ami Orbiting Scroll Fig 6 1 Airend parts 6 2 Motor Some models of the scroll air compressor are equipped with several motors for an automatic operation based on the amount of air used The motor is a 3 phase induction motor that has a service factor higher than a general motor and is designed to generate a high efficiency suitable for an air compressor The motor plays an important role for the operation of the air compressor and needs maintenance on a regular basis Fig 6 2 Motor 21 COAIRE FUNCTIONAL DESCRIPTION 6 3 Fan Fan is key part to keep proper temperature of airend please COMM S keep clean and periodically remove dust and foreign object no
40. embled by our qualified engineer Contact the nearest distributor if necessary 8 3 2 Rotation of the Driving Part If the motor is not started up or generates an abnormal noise stop the compressor turn the main power off and then manually rotate the motor pulley If it does not rotate smoothly contact the nearest distributor for a service It is mostly due to the damage on the motor bearing or when the airend is stuck Fig 8 2 Motor Airend connection An air compressor is automatically operated Do not come near the parts until the compressor is stopped and the main power is turned off It may cause a serious personal injury if hair or clothes is caught in the rotating parts COAIRE 39 MAINTENANCE 8 3 3 Adjustment of the Belt Tension Adjust the belt tension in first 500 hrs after the purchase and every 3 000 hrs 6 months thereafter in the following procedures 1 Use a tensionmeter to measure the displacement of each belt 2 Loose the anchor bolt on the motor base and use the tension adjusting bolt to adjust the tension with reference to the Table 8 1 3 Align the motor and tighten the anchor bolt on the motor base Looseness 6 inh P
41. eset 7 Temp gt COMP TEMP LIMIT 9 F C 8 T Detection Comp 8 Temp gt COMP TEMP LIMIT SEP Reset 8 Temp gt COMP TEMP LIMIT 9 F C 9 T Detection Comp 9 Temp gt COMP TEMP LIMIT PUMP Reset 9 Temp gt COMP TEMP LIMIT 9 F C 10 T Detection Comp 10 Temp gt COMP TEMP LIMIT Sp Reset 10 Temp gt COMP TEMP LIMIT 9 F An trip message is displayed that must be manually reset to clear once the condition has been resolved or no longer exists 2 Alarm Condition Description Detect condition RTC Real Time Clock Detection RTC Disable When Schedule Mode Operation Reset RTC Enable The time when Initial Power UP to Controller The time when power up to controller Pos System restoration by watchdog timer START The time when motor started STOP The time when motor stopped COAIRE 36 CONTROL 4 System date time setting Date time of system is used that the datum of the trip history saving and the schedule driving The information of date time for trip and schedule is necessary when the machine get the trouble shooting therefore please use the machine after the date time setting according to the picture Fig 7 9 CLOCK SET 08 03 25 MON 09 30 CLOCK SET 01 01 MON 11 11 Using date and time set Fig 7 9 Date amp Time Set 37 COAIRE MAINTENANCE 8 0 Maintenance 8 1 Maintenance schedule Low pressure
42. he optimal tension value with reference to the Table 8 1 8 3 5 Cleaning the Suction Filter 1 Check the contamination level every 500 hrs 2 Replace the heavily contaminated filter even before the replacement period 3 Blow the element with the compressed air outward and then by the side 4 Keep dust and foreign substances out of the compressor during the assembly A Caution Fig 8 5 Suction filter cleaning A suction filter significantly affects the service life of an airend Make sure to use only the genuine Coaire suction filter Coaire cannot be responsible for any damage caused by an improper replacement 8 3 6 Check valve Compressed air leakage may come from suction filter SPRING VALVE BODY originated form check valve leakage In severe case airend backlash occurred This case may cause severe damage to airend because of foreign objects from outside To prevent possible defect check Check Valve every 2 500hours 1 Screw CAP open 2 Check spring tension and SEAT of Check valve 3 Replace valve when it has been damaged rning Fig 8 6 Check valve Be sure of of air pressure It may cause injuries or severe damages COAIRE 41 TROUBLESHOOTING 9 0 Troubleshooting 9 1 Overview The following flow diagrams show the procedures to repair the typical failures If the alarm is on and the compressor is stopped do not restart the operation until the cause i
43. ificant amount of vibration Floor and Foundation Optimal ambient temperature is 32 104 F during the operation Room Install the compressor at low temperature and moisture if possible Temperature XX Each 10 C increase of the inlet temperature reduces the efficiency of the compressor by 3 4 Install the compressor at the place where there is the least noxious gas Hazardous hazardous substance and dust Those foreign substances may cause the Substances damage of the air compressor T 2 The electric power shall have at least 150 of the reference margin ectricit d The range of fluctuation in voltage shall be within 10 A ventilation fan shall be installed to forcedly ventilate the room if the room temperature exceeds 10 more than the outside temperature in the summer For an exhaust duct set the velocity at 5 m s and the static pressure at less Ventilation than 5 mmAq Install a protective net on the exhaust outlet to prevent birds rodents and foreign substances from entering Place the inlet as low as possible 13 COAIRE INSTALLATION 4 4 Requirements for the Piping 1 Use a larger diameter and install the pipe without an excessive bending to reduce the pressure drop 1 Always place a branch pipe on the top of a main pipe to reduce the discharge of oil or water 3 For the compressed air pipes reduce the number of sections bending and connecting and the number of valves i
44. in Valve Safety Valve Fig 3 5 Discharge Air Socket There are following four safeguards in CSOF S30PL H CSOF S40PL H and CSOF S50PL H models 1 Over Current Relay OCR for Motor Detects the over current of each motor to stop only the motor failed 2 Mechanical Safety Valve Mechanically discharges the compressed air in the air tank to the air if the air pressure exceeds the set value The compressor shall manually be stopped 3 Temperature Sensor Temperature Transmitter Detects the temperature exceeding the set value at the bottom of each airend to stop only the motor failed 4 Pressure Sensor Pressure Transmitter Detects the pressure in the air tank and sends the value to the controller to stop the compressor if the air pressure exceeds the set value COAIRE 10 4 0 Installation 4 1 Inspection When you receive the compressor please inspect it closely Upon delivery carefully check the compressor for damage during transportation If goods are received in damaged condition it is important that you notify the carrier and insist on a notation of loss or damage across the freight bill 4 2 Handling 4 2 1 Handling by a forklift INSTALLATION MODEL NO SERIAL NO MAX WORKING PRESSURE MOTOR 8740 Pioneer Blvd Santa Fe Springs CA 90670 PHONE 562 463 3935 Fig 4 1 Name plate When handling by a forklift make
45. ing conditions ambient temperature between 35 and 104 F and a clean environment Maintenance intervals may need to be shortened depending on the operating environment 2 User or a qualified technician should carry out the maintenance based on the run hours or calendar time whichever comes first NOTE Maintenance schedule is instructed as above The intervals are a guide based on normal operating conditions If operated in a severe environment necessary maintenance service should be performed on a more frequent basis User should carry out the maintenance work based on either the running hours or the calendar time whichever comes first 8 2 blank COAIRE 38 MAINTENANCE 8 3 Maintenance 8 3 1 Airend 1 Check if there is any abnormal vibration or noise during a routine operation and contact the nearest distributor if necessary 2 There are two types of the scroll airend Low Pressure 115psi and High Pressure 140psi The maintenance period is different by type specified in the identification plate attached on an airend The standard specification of airend is a low pressure type 3 Periodically lubricate an airend with grease See the maintenance schedule for when the lubrication 15 needed AN Caution The airend consists of precision parts and needs special tool and jig for a repair and maintenance Fig 8 1 Scroll Airend It shall only be disass
46. ller efficiently controls SCREW AIR COMPRESSOR based on microprocessor gives users an alarm against trip by checking the status of the air compressor in advance and offers users the information for maintenance and let them treat it quickly and easily 7 1 1 Operating Conditions 1 Power Supply AC24V 15 50 60Hz 40W 2 Transformer Capacity Min 50 VA 3 Operating Temperature 14 F 140 F 4 Operating Moisture 95 104 F 5 Storage Temperature 22 F 176 F 7 2 Major Functions 7 2 1 Display DISCHAGE PA PRESSURE See URE DIGITAL OUTPUT COMP TEMP STATUS CURRENT TIME OPERATE STATUS ALARM MESSAGE DIGITAL INPUT STATUS COMP STATUS No Fig 7 1 Display of the Controller 23 COAIRE CONTROL 7 2 2 Button Fig 7 2 Keypad of Controller Table 7 1 Description of Keypad STRAT STOP Enter started condition Exit started condition RESET Reset and clear fault condition Enter to Menu table Scroll up down through menu menu item options or increment decrement value UP DOWN CANCEL Step back one menu navigation level dm Confirm selection of value adjustment COAIRE 24 CONTROL 7 2 3 Status Display Ramp 7 2 4 Equipment Status Display 1 START STOP REQUEST SOURCE DISPLAY LOC Controller keyboard NET Communication request REM Digital inputs 2 LOAD REQUEST SOURCE DISPLAY PRE Pressure sensor NET Communication request
47. m 50 4 ELE 818 COAIRE 47 10 3 CSOF S50PL H OUTLINE DRAWINGS 176mm 6 9 384mm 15 1 384mm 15 11 70mm 12 8 m m a VIEW A E MAIN POWER INLET 5 AIR OUTLET 240 LE
48. m load TARET PRESSURE DISCHAGE E PRESSURE DIGITAL OUTPUT COMP TEMP STATUS CURRENT TIME OPERATE STATUS 2 OC ALITC SUN DEL AS ALARM MESSAGE DIGITAL INPUT STATUS COMP STATUS No Fig 5 3 CSOF S30PL H CSOF S40PL H Display COAIRE 18 OPERATION TARET DISCHAGE S PRESSURE V 8 0 s DIGITAL OUTPUT 1 0 0 0 0 DIGITAL por me Ee NORMAL 21 05 1H OVERLOAD NORMAL 2100 STATUS 3 orF NORMAL oon Me C4 oFF NORMAL 21 05 c5 OFF NORMAL 20 RUNNING TIME LOCAL STOP LOCK 243 8 RUN STATUS STATUS COMP TEMP Fig 5 4 CSOF S50PL H Display Table 5 1 Standard Factory settings of control parameters CSOF S30PL H CSOF S40PL H CSOF S50PL H Discharge Pressure 115 Low pressure 140 High pressure Stop 115 Low pressure 140 High pressure Differential Pressure Re start 93 Low pressure 120 High pressure Discharge Temperature 176 Airend Starting Method D O L 5 2 2 Start Up 1 Check if the tank pressure is 0 psi 2 Check if the monitor indicates a normal condition for the operation and then push the START button 3 Fully open the valve on the discharge side before starting the compressor 4 Check if there is any abnormal noise and the operation is in good condition 5 2 3 During the Operati
49. nstalled to reduce the pressure loss 4 The increased pressure loss requires a high discharge pressure of the air compressor Consequently it causes the power loss The water stays wherever the pipe is sagging to increase the pipe resistance which may cause winter sowing Thus consider the pipe straightness when installing the pipes 5 Install a bypass piping on each equipment for a maintenance 6 A scroll air compressor has a check valve in the system Installing more check valves between the compressor and the air receiver tank may cause a malfunction of the compressor 7 Always install a drain valve on the bottom of a vertical pipe for the prevention of a winter sowing 4 5 Wiring 1 2 3 4 5 Extremely low or high voltage power supply may cause the failure of the compressor Low power capacity also causes significant voltage drop when starting up the compressor The compressor requires at least 85 of the rated voltage for a start up which shall be maintained within 10 of the rated voltage during the operation The inter phase voltage imbalance shall be within 290 not exceeding 390 even in a special case Features and Capacity See Table 4 4 Electrical Specification for an appropriate electric power an operating current and a starting current Considering that the discharge air pressure abnormally exceeding the rated operating pressure increases the operating current wiring shall allow about 120 of the rate
50. on 1 With a full load check the values indicated by the instruments Also check if the indicator lamps are normally on in the control panel 2 Pull the ring on the safety valve every 500 hours to check if the operation is normal 19 COAIRE OPERATION Table 5 2 Checklists During the Operation se Airend Temp Max 176 F Airend Amb Temp 32 104 F Input voltage 10 of rated voltage Pressure gap of unit and discharge Max 7 25 psi 5 2 4 Stop 1 Push the STOP button 2 Turn the main power off 3 Check if the internal pressure is completely discharged from the compressor 5 2 5 Operation Log Regularly record the information about the operation events in the operation log to early find the failure of the compressor and to prevent the accident before happens The information includes the discharge pressure operating time maintenance items and the time to replace the parts There is a sample operation log attached in the user s manual Warning 1 It is extremely hazardous to disassemble the valves or pipes from the compressor system during the operation 2 Always check if the pressure is O psi in the tank before disconnecting the valves or pipes 3 Since the tank is still hot for a certain time even after the operation is stopped there is a danger of burns if you are not careful 4 The rotating parts in the compressor is extremely dangerous during the operation Do not com
51. place the belt the parts 4 Inadequate installation of the compressor 4 Reinstall the compressor 5 Failure of cooling fan dust or damaged 5 Clean or replace the fan COAIRE 45 10 0 Outline drawing 10 1 CSOF S30PL H OUTLINE DRAWINGS 165mm 6 5 lt lt AIR INTLET 178mm 7 0 384mm 15 1 384mm 15 1 6
52. pment 12 months from the documented start up or 5 000 hours of use whichever occurs first Exclusions Coaire shall have no warranty obligation for k Products not installed in accordance with our written instructions and specifications l Operated in an unsuitable environment in excess of stated product parameters modified in any way or used in an improper manner m That have not been properly maintained per Coaire s written instructions n Use of corrosive materials or insoluble lubricants Normal wear and tear items are not included under this warranty p Any OEM original equipment manufacturer component that may be used within our products will carry the original manufacturer s warranty Product is properly stored prior to installation r Product not installed by a competent qualified installer s Product which may have been damaged during shipment Liability Limitation t shall not be liable for any damages incidental consequential punitive et al that may arise from the use of our product Coaire s liability in all events is limited to and shall not exceed the original purchase price Suitability of the Product u Jurisdictions has various codes Coaire makes no claim as to the suitability for all jurisdictions It is the buyer s responsibility to ensure the product installation and use comply with local jurisdictions Identification plate v Coaire products have identification plates
53. s clearly addressed and eliminated Always turn the main power off and remove the pressure from the compressor prior to a repair and maintenance 9 2 Flow diagram for Troubleshooting 9 2 1 No Display No Display Yes Check the breaker switch Poor connection to power supply Check the wiring Yes Check the fuse Failure of Check the transformer controller The controller is defective After eliminating the cause 9 2 2 Negative Phase Operation Negative phase operation wununuunnunmunununuaanunumun u Abnormal noise Yes Poor connection Convert the phase for two of three to power supply main power lines After eliminating the cause 42 COAIRE TROUBLESHOOTING 9 2 3 Unable to Start Motor Unable to start motor Yes Check the error Take necessary action to correct the message on the error controller Check the tripping error Check the resistance of incoming Lead in wiring is line disconnected Test wiring and cable capacity and replace the cable if necessary Test wiring Failure of Check the contact and operation magnetic switch and replace the switch if necessary Test wiring and resistance Failure of motor Manually turn to check the bearing Replace the motor if necessary Yes Manually turn to check the rotation Failure of compressor Req
54. sure sensor Yes Failure of controller No After eliminating the cause 44 COAIRE TROUBLESHOOTING 9 2 6 Discharge Temperature Rise Discharge temperature rise Error message comp 1 10 temp appears Keep the internal temperature 40 C High ambient or below temperature Check the ventilation facility and duct Check the input out of the Check the temperature sensor controller Replace the temperature sensor if necessary After eliminating the cause 4 Request a service 1 An appropriate temperature of an airend is 70 C or below at the operating temperature 104 F or below 2 Always take necessary action if the temperature of the airend is sharply increased with no change in ambient temperature 9 3 Other Troubleshooting Trouble Cause Action 1 Tripped due to 1 Compressor is tripped 1 Contact the distributor the overcurrent Foreign substance in the compressor in motor Damage to the wrap of the compressor Low voltage Improve the power supply 2 Open phase Unbalanced power supply 2 Improve the power supply 3 Deteriorated coil in the motor 3 Check the motor 4 Failure of EOCR 4 Readjust or replace 2 Noise and 1 Fixing bolts are loose 1 Readjust Vibration 2 Noise from the compressor 2 Contact the distributor Bearing is worn out or damaged Foreign substance in the compressor 3 Improper belt tension and the damage to 3 Realign or re
55. t 0 to dysfunction Fig 6 3 FAN 6 4 Cooler SS A cooler element is an aluminum cooler that is designed to be SESS used up to 1 5 MPa Dust may increase the temperature in the cooler pin which needs to be cleaned with the compressed air or a detergent on a regular basis When cleaning cover the electric parts to keep the water out Fig 6 4 COOLER 6 5 Suction Filter An airend consists of precision parts that need a clean air to be used for an optimal service life Coaire air compressor is equipped with a paper suction filter that has 99 9 of the dedusting efficiency The filer needs to be replaced every 2000 3000 hrs If it is unavoidable circumstance the reuse is only allowed once after cleaning Make sure to use only the genuine Coaire suction filter Fig 6 5 SUCTION FILTER 6 6 Check Valve A check valve plays an important role in the scroll air compressor The valve prevents the backflow of the compressed air when the compressor is stopped to protect the compressor from damaging due to a back lashing The valve also protects the wrap of the compressor from damaging due to foreign substances back flown from the pipe to the compressor The valve is designed to stand against a repetitive pulse motion of scroll at a high temperature 200 C or above Fig 6 6 CHECK VALVE COAIRE 22 CONTROL 7 0 Control 7 1 CSOF S30PL H CSOF SAOPL H Controller COAIRE contro
56. uest a service if it is defective Yes Check the output signal of the magnetic switch Failure of controller Turn the main power off and then No on After eliminating the cause Danger 1 An air compressor is automatically operated Take necessary safety precaution to ensure that the compressor is not unintentionally operated during the maintenance 2 Make sure to turn the main power off prior to the rotation test 3 Make sure to turn the main power off prior to the wiring test except for the measurement of the voltage COAIRE 43 TROUBLESHOOTING 9 2 4 No Compression Low discharge pressure Excessive amount of air used Install an additional compressor if the capacity is insufficient Yes Clean the suction filter and replace if necessary Yes Check the rotation Check the pipe for leakage Suction filter is clogged Airend is damaged Check if there is any abnormal noise Check the function of a multi unit Failure of control controller Check the magnet and the output of the controller No After eliminating the cause 9 2 5 Discharge Pressure Rise Discharge Pressure Rise enor Delivery Pressure High appears Yes Pressure sensor or safety valve is defective Yes Check the operation of the pressure sensor Check the output of the controller Safety valve is activated Failure of pres
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