SERVICE MANUAL SECOH AIR PUMPS
Contents
1. EEREN SUPPORTING YOUR SUCCESS SERVICE MANUAL SECOH AIR PUMPS SHOWN AT EL SERIES MODEL SLL 20 30 40 amp 50 EL 60 80 15 80 17 4 100 EL 120W 150 amp 200 EEREN SUPPORTING YOUR SUCCESS This manual is not meant to be included in the scope of delivery for this we have the Instruction Manual but is written especially to give advice to authorised service facility Table of contents 1 Prior to maintenance and service 2 2 Maintenance 2 3 Air filter cleaning replacement 3 4 Valve box and diaphragm replacement 4 7 5 Resetting auto stopper 8 6 Magnet replacement 9 i Diagnosis of failures 10 8 Technical specification 11 9 Test data 12 10 Spares kits 13 11 Torque table 14 16 12 Sketch Magnet Centring Criterions 17 13 Warranty enquiry form 18 EEREN SUPPORTING YOUR SUCCESS 1 Prior to maintenance and service Prior to maintenance and service please read this manual carefully Follow the safety instructions e Servicing and maintenance as described in this manual should be carried out by an authorised service facility CID e Always disconnect power supply before servicing Failure to do so could result in electrical shock personal injury or death Do not touch live parts Touching live parts will result in electric shock 2 Maintenance Cleaning the air filter The air filter should be cleaned every 3 to 4 months according air quality to insure correct opera2. for 180 in the frame Hose clamp p Push on the connecting pipe and refit the hose clamp q Reset the auto stopper if necessary see also chapter 5 r Connect power cord to confirm proper operation Connecting pipe Danger Do not touch live parts Touching live Kr parts will result in electric shock BIBUS EEREN SUPPORTING YOUR SUCCESS s Fasten the holder cover with the screws t Put the shock absorber back into place u Insert the power cord bushing into the location notch Note It locates into the inner slot v Fasten the overall cover by using the nuts and bolts w Mount the air filter following the procedure as under filter element cleaning x Confirm proper operation BIBUS MESSE SUPPORTING YOUR SUCCESS 5 Reset auto stopper protective switch Function of auto stopper A running Pump with a broken diaphragm mav cause a major break down and excessive repair cost To prevent this from occurring EL series pumps are equipped with a protective switch w 1 If the diaphragm or valve is broken iE U A A a the magnet reciprocates with Auto stopper d abnormal amplitude and the Leave a 4 projection of the magnet hits the Wee war slider of the auto stopper The contact is interrupted and power is off Reset of auto stopper Slider a Follow the procedure of chapter 4 from a to e b Before reset the auto stopper ch
3. between the magnet and the core F ES Note The magnet support jig carton strips Magnet support Jig is included in the service repair kit gt Overall cover Y m TP kati a 4 i A BIBUS mamma SUPPORTING YOUR SUCCESS g Undo the 4 screws of the valve box h Slide down the hose clamp pull off the connecting pipe and remove the valve box i Undo the nut or bolt and remove the diaphragm Nut SLL series amp EL 60 80 15 amp 120W Bolt EL 80 17 100 150 amp 200 j Set the new diaphragm and fix it by the nut or bolt see torque table Note Change the diaphragm always on both sites ta m Diaphragmi k Insert the magnet support jig in the 4 corners between the magnet and the core Note Make sure that the magnet is in the centre of the solenoids BIBUS mamma SUPPORTING YOUR SUCCESS I Install the new valve box and secure into position using the 4 corner screws m Replace opposite diaphragm following the above procedure n Pull out the magnet support jig Val 0 Check the magnet is in a central position Note The tolerance of the centring of the magnet is within 0 5 mm see dimension d in sketch Magnet Centring Criterions y i a f PA di Magnet support jig If necessary adjust it by either changing diaphragm from the left to the right turning the permanent magnet or turning the diaphragm
4. d check piping Air filter is clogged Clean or replace air filter Abnormal temperature ET Fr i Air diffuser or pipe is NA L arises Un block air diffuser or pipe clogged Pump sometimes operates Air filter or diffuser is Clean or replace air filter or and sometimes not clogged diffuser A decrease in airflow caused by clogged air filter diffuser or pipe may lead to an extraordinary rise in operating temperature This will activate a thermal protector and stop the pump When the temperature reduces the pump will automatically restart If in doubt about any service or maintenance procedures please consult with your local distributor 10 EEREN SUPPORTING YOUR SUCCESS 8 Technical Specification Model SLL 20 SLL 30 SLL 40 SLL 50 Voltage V AS shown in the name plate Applied to 50 Oper Press bar 0 12 0 13 OpenFlow L min 3 9 50 56 MaxPower___ W AS shown in the name plate Standard accessories L Joint hose with hose band Model EL 60 EL 80 15 EL 80 17 EL 100 OpenFow Limin 60 7 8 100 Outlet dia OD 19 mm Weight approx 8 5 Standard accessories L Joint hose with hose band Model EL 120W EL150 EL 200 e The air capacity in the specifications shown are typical values in service at operation pressure and so these are not guaranteed values e The air pump with the nameplate indicating EL 80 is identical with EL 80 17 shown in the list e A
5. eck the reason for its activation such as broken diaphragm or valves After remove of the cause reset the auto stopper yo rm AA MO c Set the slider at the position L1 L2 d Follow the procedure of chapter 4 from r to w Auto stopper US MEDIOS SUPPORTING YOUR SUCCESS 6 Magnet replacement a Follow the procedure of chapter 4 from a to i b Remove diaphragm and pull out opposite diaphragm and magnet from other side c Assemble new magnet and diaphragm with nut or bolt d Insert the diaphragm and the magnet between the solenoids The projection should be upward e Install replacement diaphragm to opposite side f Follow the procedure of chapter 4 from k to w EEREN SUPPORTING YOUR SUCCESS 7 Diagnosis of Failures ai Plug in and check if Power plug is disconnected ae electricity is available Cord is broken Internal Check electrical continuity Pump does not work wiring damaged with circuit tester Open cover to check for Auto stopper activated damage on diaphragm or valve Valves or diaphragm are Open cover to check for damaged damage or disconnection E L Tube is damaged or Re connect or replace xcessive noise disconnected L Tube Pump is in touch with Renosi omoun surrounding articles P PUMP Air filter is clogged Clean or replace air filter Discharged air volume TAT Air diffuser or pipe is Clean air diffuser and decreases ig clogge
6. g service and operation it is recommended diaphragms and valve boxes are replaced once a year SLL SERIES Contents Required kit Mili gt re T included Diaphragm 2 10 Diaphragm holder 2 l Nut 2 24 Diaphragm IK SLL D e gt Il 44 repair kit JEM 0359025 valve Filter element 1 3 Filter cover 1 2 packing Tank base 1 17 packing K SLL M Magnet 1 8 Filter element JFILTER SLL Filter element 1 4 4 4 1 EL SERIES Kit name Pali NO Parts de ay EL80 15 EL100 EL200 included K EL60 80 15 M EM 0374008 Nut MAGNET 2 K EL80 17 100 M Magnet EM 0405000 Screw 2 2 Diaphragm JK EL D gt repair kit EM 0377007 2 1 2 2 En Li Emos oos Auostper 1 6 TP 2 Auto stopper EM 0433004 Einonsaoo fau stoppe 1 6 EM 0434000 13 EEREN SUPPORTING YOUR SUCCESS 11 Torque table SLL series 1 47N m 14 1 96N m EL EEREN SUPPORTING YOUR SUCCESS single series 1 96N m 2 74N m 0 69N m b 1 47N m 1 47N M 1 47N m 15 3 43N m 0 Z N m HEBEN SUPPORTING YOUR SUCCESS EL twin series 2 74N m YA A WA w OG Vu 7 1 47N m EEREN SUPPORTING YOUR SUCCESS 12 Sketch Magnet Centring Criterions The tolerance of the centring of the magnet is within 0 5 mm dimension d If necessary adjust it by either changing diaphragm fro
7. ll models also run with a frequency of 60 Hz however with varying performance le EEREN SUPPORTING YOUR SUCCESS 9 Test Data a Solenoid resistance table Voltage 230V 50Hz Tolerance 10 SLL 20 amp 30 models Solenoids are in series connection Other models Solenoids are in parallel connection Total R Q SLL 30 SLL 40 SLL 50 EL 60 EL 80 15 EL 100 EL 120W EL 150 EL 200 SLL 30 7 o SLL 40 gt SLL 50 i EL 60 _ _ _ EL 80 15 000 EL 80 17 EL 400 _ _ EL 120W 900 CEET EL 200 b Power consumption The power consumption is at highest at open flow and at lowest at zero flow To measure the power consumption of AC machines you have to take care to measure the effective power and not the apparent power With a multimeter you usually measure the apparent power which is rather higher than the effective power Formula for effective power P U x I x Cos only for two phase motors Formula of apparent power S Uxl Legend P Effective power in Watt W S Apparent power in volt amperes VA Q Reactive power VAR U Tension in Volt V Strengths of current in Ampere A Cos Degree of effectiveness Cosp value is usually noted from the Manufacturer on the label 12 EEREN SUPPORTING YOUR SUCCESS 10 Spares Kits Only use genuine Secoh replacement parts Non standard parts will have a detrimental effect on overall pump life and performance In order to ensure lon
8. m the left to the right turning the permanent magnet or turning the diaphragm for 180 in the frame mM L E TI TJ ki 17 EEREN SUPPORTING YOUR SUCCESS Warranty Enquiry Form This form has to be used with each warranty enquiry Customer Details Companv A Phone 0000000000 Name i i i Fax Address e mail 000 Code Place Blower details Model Serial No Date of production Date of installation Order or Invoice No Operating Conditions Application yy yO Pipe diameter lengths etc Back Pressure 18 US MESSE SUPPORTING YOUR SUCCESS Customer Service Office BIBUS GmbH Lise Meitner Ring 13 DE 89231 Neu Ulm Germany Tel 49 731 20769 0 Fax 49 731 20760 620 Email info bibus de Homepage www secoh europe com 19
9. tion Occasional checks m Is air blowing out properly u Is the air pump making abnormal noise or vibrations u Is the temperature of the air pump abnormally high u Is the power cord or plug damaged or discoloured gt If any irregularity is found read DIAGNOSIS OF FAILURES US EEREN SUPPORTING YOUR SUCCESS 3 Filter element cleaning or replacement a Undo the truss head screw of the filter cover b Remove the filter cover by firmly pulling it off c Remove the filter element and brush off any dust particles by hand If heavily clogged with dust wash in a neutral detergent followed by a thorough rinsing in water Allow to dry in the shade Note Do not use benzene or thinner to clean filter element as it can be damaged d After cleaning reassemble the filter element back in place Make sure to put the harder side of the filter facing downwards Press in the filter cover e Secure the filter cover by the truss head screw BIBUS mamma SUPPORTING YOUR SUCCESS 4 Valve box and diaphragm replacement TI a Undo the 4 corner bolts of the overall cover b Remove the overall cover If it is hard to remove insert a screwdriver in the slot provided c Pull out the bushing j E W d Remove the shock absorber e ae e Undo the 4 screws of the holder cover Note It is easier to change one diaphragm at a time f Insert the magnet support jig in the 4 corners
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