Chapter 10
– Maintenance and Troubleshooting
GE Reason Switches
REASON SWITCHES-TM-EN-3
291
7
Instructions for Equipment Repair Service
The instructions presented in this topic shall only be followed by GE service
Personnel.
In case any repair needs to be done in the equipment, follow the procedure below to
ensure the safety of the operation.
1)
Disconnect power supply;
2)
Disconnect all other connections leaving the grounding strap to be removed
at the end;
3)
Perform a visual inspection to make sure the equipment is isolated;
4)
Position the device in place where there is free space to work and make
sure to install proper working and safety warnings at the location, also keep available
all tools and aids that is going to be used;
5)
Wait a few minutes so the capacitors may discharge;
6)
Disassemble the device by unscrewing the case screws and pulling up the
top side of the case; after that, carry on with the proper repairs. Keep in mind that
disassembling the equipment may expose sensitive electronic circuitry. Take suitable
precautions against electrostatic voltage discharge (ESD) to avoid damage to the
equipment.
After the repairs are done, follow the procedure below in order to verify the safe state
of the equipment and to put it back into operation.
1)
Reconnect all internal cable that have been removed for the repair;
2)
Perform a visual inspection on the device to make sure there are no
remainders of the repair service inside the casing or any other noncompliance;
3)
Place back the top side of the case and fasten it using the proper screws;
4)
Connect the grounding strap and then the power supply to the equipment;
5)
Wait for the equipment to initialize. It could take about a minute;
6)
Follow the procedures in the Safety Section.
Summary of Contents for T1000
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