Secoh EL-60 Manual

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

3 Reset of auto stopper
If the diaphragm is broken, the magnet reciprocates with
abnormal amplitude and the projection hits the slider. The
contact is interrupted and power is off (Ref. : Fig. 11).
- Insert a slotted screwdriver and push the slider.
- Set the slider at the position L1=L2 (Ref. : Fig. 12).
- If the magnet contacts the solenoids during operation, it will
cause damage on parts, abnormal heat, and short circuiting.
WARNING
- Do not touch live parts. Touching live parts will result in
electric shock.
DANGER
- Improper setting of the rubber bushing can result in electric
shock, airleakage.
CAUTION
- Disconnect the power before servicing.
Do not touch the terminal of the switch. If hazard is ignored,
electric shock is possible.
If not disconnected, the magnet starts moving upon reset of
auto stopper.
Personal injury is possible.
DANGER
Fig. 7
Fig. 8
Fig. 9
Fig. 10
Fig. 11 Fig. 12
- Connect the exhaust port of the valve box with the connecting
pipe and tighten it with the hose clamp securely (Ref. : Fig. 7).
- Reset the auto-stopper, if necessary
(Ref. : 3 Reset of auto-stopper).
- Connect power and confirm the operation.
- Fasten the holder cover with the four corner screws (B)and
put the shock absorber back into place (Ref. : Fig. 4).
- Put the overall cover, inserting the power cord rubber bushing
into the location notch of the overall cover
(Ref. : Fig. 10).
- Fasten the overall cover securely by the nuts and bolts.
Diaphragm
holder
Locating notch
Inlet
(D)
Screw (C)
Hose
clamp
Valve
box
Connecting
pipe
Contact point Switch
Projection
Magnet Slider
L1 L2
Rubber
bushing
Auto stopper