Maintenance, Error codes – A&D GR Series GR-300 User Manual
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17. Maintenance
-T-7Sr
Do not disassemble the balance. Contact your local A&D dealer if your
balance needs service or repair.
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Please use the original shipping box for transportation.
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Do not use organic solvents to clean the balance. Use a warm lint free cloth
that is damp, along with a detergent for cleaning.
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The "Floor Plate of the Weighing Chamber" can be removed and cleaned.
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Consider section "2. Caution" when operating the balance.
Error Codes
Display
Error code
Description of the error
EC, EOO
Communications error
A protocol error occurred in communications.
Confirm the format, baud rate and parity.
EC, E01
Undefined command error
An undefined command was received.
Confirm command.
EC, E02
Not ready
A received command can not be processed.
Adjust the delay time to transmit the command.
ex. The balance received a Q command, but
not in the weighing mode,
ex. The balance received a Q command while
processing a RE-ZERO command.
EC, EOS
Time over error
Ift-Up 1 of the function list is set, the balance did
not receive the next character of a command
within the time limit of one second.
Confirm communication.
EC, E04
Excess characters error
The balance received excessive characters in
a command.
Confirm command.
Maintenance
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17. Care and error codes