SMC Networks LECPA Series - Troubleshooting

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16.Troubleshooting
Refer to the table below for troubleshooting. When the causes in the troubleshooting table cannot be
identified and normal operation can be recovered only by replacing the product, the product itself is
probably out of order.
The product failure may be due to the operating conditions (application). Please contact SMC for
assistance.
LECPA
LED is OFF.
ALM LED
turns on red.
The electric actuator
does not operate
correctly
Plese contact your
SMC representative.
Communication
falt. (LEC-W2)
YES
NO
See problem
No.1
See problem
No.2
See problem
No.3
See problem
No.4
System does not
operate correctly.
correctly.