Honeywell SYA14 Series Manual page 386

FF-SPS4 Series Installation Manual
Possible incidents in the start interlock modes
Symptoms
Emitter
Light on
Possible incidents in the start and restart interlock mode
Symptoms
Emitter
Light on
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Receiver
The power has been switched off then
restored
Light off
Receiver
The power has been switched off then
restored or an object has been
detected
The equipment is detecting an object
Light off
Inspection and Maintenance
Causes Corrective actions
• Check the quality of the connections
on the FSD monitoring loop and the
contacts of the Final Switching Devices
• Press and release the start push
button to restart the equipment within
the specified time frame
Flickering light
Causes
• Check the quality of the connections
on the FSD monitoring loop and the
contacts of the Final Switching Devices
• Press and release the start push
button to start the equipment within the
specified time frame
• Remove the object from the sensing
area
• Press and release the start push
button to start the equipment within the
specified time frame
Flickering light
Honeywell • MICRO SWITCH Sensing and Control 39
Corrective actions