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Error Codes
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ERROR CODES
Please refer to the Safety Precautions on pages 4-7 for more detail to prevent injury or death regarding the operation and service
troubleshooting of the Multi V product.
WARNING
Error No. Description Details Causes
09 Indoor unit EEPROM error.
• Serial number on
EEPROM of indoor
unit is 0 or FFFFFF.
• Communication error
between MICOM and
EEPROM.
• Indoor unit PCB EE-
PROM is in error or
data is not available.
1. Error developed in transmission between the microproces-
sor and the EEPROM on the indoor unit PCB.
2. EEPROM is damaged.
Replace the indoor unit PCB, perform the Auto Addressing procedure, and input the central control address.
Error No. 09
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