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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 & EL-60, 80-15

& 120W - Bolt: EL-80-17, 100, 150 & 200).

j) Set the new diaphragm and fix it by

the nut or bolt (torque, see table at
appendix).

k) Insert the magnet supporter jig in

the 4 corners between the
magnet and the core.

Note: Make sure that the magnet is in the
centre of the solenoids.

Содержание SLL-20

Страница 1: ...reserved No liability is accepted for incorrect application or faulty installation by end user www partsandpumps co uk SERVICE MANUAL SECOH AIR PUMPS Models covered in this manual SLL 20 30 40 50 EL 6...

Страница 2: ...user www partsandpumps co uk Contents 1 Prior to maintenance and Service 2 Maintenance 3 Air filter cleaning replacement 4 Valve box and diaphragm replacement 5 Resetting auto stopper 6 Magnet replac...

Страница 3: ...ntenance and service read and keep this manual carefully Follow the safety instructions Servicing and maintenance as described in this manual should be carried out by an authorised service facility 2...

Страница 4: ...ng 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 shad...

Страница 5: ...f 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 d Remove the shock absorber e Undo the 4 screws of the holder co...

Страница 6: ...e 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 EL 60 80 15 120W Bolt EL 80 17 100 150 200 j Set the new diaphragm and...

Страница 7: ...g the above procedure n Pull out the magnet support jig o 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 of sketch in appen...

Страница 8: ...user www partsandpumps co uk 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 Replace the overall cover and secur...

Страница 9: ...ak down and excessive repair cost To prevent this from occurring EL series pumps are equipped with a protective switch If the diaphragm is broken the magnet reciprocates with abnormal amplitude and th...

Страница 10: ...the procedure of section 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...

Страница 11: ...uch with surrounding articles Re position pump Discharged air volume decreases Air filter is clogged Clean or replace air filter Air diffuser or pipe is clogged Clean air diffuser and check piping Abn...

Страница 12: ...Standard accessories L Joint hose with hose band Model EL 60 EL 80 15 EL 80 17 EL 100 Voltage V As shown in the name plate Frequency Hz Applied to 50 Optimal Press bar 0 2 0 2 0 2 0 2 Open Flow L min...

Страница 13: ...66 2 EL 100 20 0 40 0 EL 120W 16 2 64 7 EL 150 16 6 66 2 EL 200 10 0 40 0 10 Spare Part Kits Only use genuine SECOH replacement parts Non standard parts will have a detrimental effect on overall pump...

Страница 14: ...t K SLL D EM 0359025 Tank base packing 1 17 1 1 1 1 Magnet 1 8 Magnet K SLL M EM 0351008 Nut 2 24 1 1 1 1 E L S E R I E S Contents Required kit Qty Kit name Part No Code Parts included Qty Pos No EL60...