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Trouble shooting
Initial check-up
1. Check the connection status between an outdoor unit and the Universal Comm. Kit.
▶ Check that you have followed wiring method according to the circuit diagram or installation manual.
▶ Check that Universal Comm. Kit PBA is installed in a place where there is no influence from outdoor
humidity, dust and temperature.
2. Check the power voltage is 24VAC.
3. Check the voltage of each part has a problem.
▶ 5 V-GND both terminals: DC 4.5~5.5 V
▶ 12 V-GND both terminals: DC 11~13 V
Error on EEPROM
Outdoor unit display
Description
Reason
• Wired remote controller will display the same error shown in the outdoor unit.
NOTE
Error on the option of a remote controller
Outdoor unit display
Description
Reason
44
DB68-06643A-03_IM_ACC UCK Kit_AA_EN.indd 44
DB68-06643A-03_IM_ACC UCK Kit_AA_EN.indd 44
Communication problem between EEPROM of Universal Comm. Kit and micom.
- EEPROM PBA OF Universal Comm. Kit ERROR(Physical problem of parts/
circuit)
- Replace EEPROM PBA
The remote controller option of Universal Comm. Kit is not the same.
Enter the remote controller option again.
2023-01-13 오전 11:35:18
2023-01-13 오전 11:35:18
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