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Troubleshooting
If an operation failure of the product occurs, please confirm the cause of the failure from the following table.
If a cause applicable to the failure cannot be identified and normal operation can be recovered by
replacement with a new product, this indicates that the product itself was faulty.
Problems with the product may be due to the operating environment (installation etc). Please consult SMC.
Cross-reference for troubleshooting
Fault
No display.
The display is
unstable.
Display
Incorrect display.
∗: Product with unit selection function.
Possible cause
Incorrect wiring.
Loose connector.
Foreign matter in the sensor.
The piping is connected in
the wrong direction.
Pulsation in the flow.
Air leakage.
Foreign matter in the sensor.
The piping is connected in
the wrong direction.
∗
Incorrect units selected.
Air leakage.
-89-
Countermeasures
Correct the wiring.
Connect the connector.
Install a filter or mist separator on the IN side if there
is a risk of foreign matter entering the product.
If there is foreign matter on the mesh, remove it
completely, taking care not to damage the product.
Mount the product so that the flow direction is the
same as the arrow indicated on the side of the body
or the product label.
It is possible that pulsation is generated due to the
fluctuation of the supply pressure or the
characteristics of the compressor or pump used as
the pressure source.
Change to a pressure source with less fluctuation or
install a tank which reduces the pressure fluctuation.
Correct the piping.
Install a filter or mist separator on the IN side if there
is a risk of foreign matter entering the product.
If there is foreign matter on the mesh, remove it
completely, taking care not to damage the product.
Mount the product so that the flow direction is the
same as the arrow indicated on the side of the body
or the product label.
Select the correct unit using the unit selection
function.
Correct the piping.
No.PF※※-OMZ0002
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