Secoh EL Series Periodic Maintenance Procedure

Periodic maintenance procedure
EL series
Contents of EL series repair parts kit
Parts name
Filter element
Diaphragm
Valve box
Bolt
Nut
Washer
Magnet support jig
Fig. 1
Filter cover
Fig. 2
Overall
cover
Fig.3
Bolt
Nut
Fig. 4
Screw ( B )
Shock
absorber
Fig. 5
Fig. 6
Magnet
support jig
Core
Magnet
qty
1
2
2
2
2
2
4

1 Filter element cleaning

Truss head
screw
- Undo the truss head screw and remove the filter cover
- Remove the filter element and shake out the dust by hand
- Reassemble the filter element back in place and press in the
Filter
element
- Fix the filter cover by the truss head screw.
2 Replacement of filter element, valve box,
- Replace the filter element following the procedure in 1 Filter
- Undo the four corner bolts and remove the overall cover. In
- Remove the shock absorber. Undo the screws ( B ) and
- Insert the magnet support jig in four corners between the
( A )
- Undo the screw ( C ) and remove the valve box of one side,
Holder
cover
- Undo ( D ) and remove the diaphragm ( Ref. : Fig. 8 ) .
Note :
- Set the new diaphragm to the magnet and fix them by ( D )
Note :
Use the new nut or bolt ( D ) in this repair kit.
Note the locating notch for reassembly ( Ref. : Fig. 9 ) .
- Set the new valve box and fasten it with the four corner
- Replace the valve box, diaphragm holder and diaphragm of
- Pull out the magnet support jig ( Ref. : Fig. 5, 6 ) .
- Make sure that clearance between the magnet and the
- Always disconnect the power before servicing. Failure to do
so could result in electrical shock, personal injury or death.
- Clean the filter element quarterly. A clogged filter element
can cause overheating or pump failure.
- 2 kits are required for EL-120W, 150, 200.
( Ref. : Fig. 1 ) .
( Ref. : Fig. 2 ) . If it is heavily clogged, wash it with a neutral
detergent. Rinse with water and dry it in the shade.
filter cover.
diaphragm
(note:holder cover is not present on some models.)
element cleaning.
case the overall cover is hard to remove, insert a slotted
screwdriver in ( A ) ( Ref. : Fig. 3 ) .
remove the holder cover ( Ref. : Fig. 4 ) .
magnet and the core ( Ref. : Fig. 5, 6 ) .
pinching the hose clamp ( Ref. : Fig. 7 ) .
( D ) of EL-60, EL-80-15, EL-120W : Nut
( D ) of EL-80-17, EL-100, EL-150, EL-200 : Bolt
( Ref. : Fig. 8 ) .
screws ( C ) ( Ref. : Fig. 7 ) .
the other side in the same way.
solenoid of both sides is even.
WARNING
CAUTION