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Maintenance
840 USE 106 00 January 2003 195
Before You
Begin:
To download a new program to your Primary controller, you must stop the Standby
controller as well.
The Standby CHS 110 module must be in Off Line mode. Make any changes to the
program. Then follow the steps below to copy the new program to the Standby
controller.
CAUTION
Program Change Hazard
To change the program, you must stop both controllers and take the
Standby controller Off Line.
Failure to follow this precaution can result in injury or equipment
damage.