EKOM DK50 2x4VR/110/M, Руководство пользователя

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PRODUCT MAINTENANCE
09/2020 51 NP-DK50 2x4VR 110-AD-A-1_09-2020
18.17. Replacement of solenoid valves
Risk of electric shock.
Shut off the compressed air source, turn off the equipment and disconnect it from
the mains before working on the equipment.
Working with pressurised pneumatic components poses a risk of injury.
Disconnect the equipment from the mains and vent the pressure in the equipment
and the pneumatic system to zero before working on the equipment.
In normal operation, the solenoid valves in the bottom of the dryer must be replaced at the defined
interval.

Turn off the compressor.

Check the pressure in the dryer.

If the dryer chambers are under pressure, proceed in accordance with Chapter 17.15.

Unscrew the 1 screw from the valve connector (1).

Disconnect the valve connector (2).

Unscrew the 4 screws (3).

Remove the solenoid valve (4).

Remove the valve seal (4-1) from the body.

Physically clean the valve seat surface to remove any impurities.

Physically clean the 16 screws to remove the thread locking adhesive.

Install the solenoid valve (Fig. 32).

Install the new valve seal (4-1).

Install the new solenoid valve using the 4 screws (3) and use a thread locking adhesive
on the threads of the screws (such as Loctite 243).

Reattach the solenoid valve connector and attach with a screw (1).

Switch on the compressor.

Check for any dryer leaks.