To Next PageTo Next PageWhat to do if there is no communication for 2 minutes between indoor units on my Samsung AHU Air Conditioner?
If your Samsung Air Conditioner displays a communication error for more than 2 minutes between indoor units, check the communication lines and ensure the system is properly set up and configured.
What to do if my Samsung AHU displays an error for the outdoor, condenser, or discharge temperature sensor?
If your Samsung Air Conditioner shows an error related to the outdoor temperature sensor, condenser temperature sensor, or discharge temperature sensor, check the connections of these sensors. If they appear faulty, consider replacing them.
What to do if my Samsung AHU Air Conditioner shows an error for the EVA-IN or EVA-OUT sensor?
If your Samsung Air Conditioner displays an error related to the EVA-IN or EVA-OUT sensor in the indoor unit (open/short), check the connections of these sensors. Replace them if necessary.
What to do if my Samsung AHU Air Conditioner displays a room sensor error?
If your Samsung Air Conditioner displays an error related to the room sensor in the indoor unit (open/short), check the room sensor connections and replace the sensor if necessary.
General| Brand | Samsung |
|---|---|
| Model | AHU Series |
| Category | Air Conditioner |
| Language | English |
Guides for interpreting indoor unit LED error displays and initial troubleshooting steps.
Table detailing abnormal conditions and corresponding LED indicator patterns on the indoor unit.
List of error codes displayed on the wired remote controller and their explanations.
Troubleshooting flowchart and resistance values for indoor temperature sensor faults.
Troubleshooting flowchart and resistance values for EVA sensor faults.
Diagnostic steps for fan motor errors, checking connections and foreign substances.
Procedure to check for an open terminal fuse in the terminal block and troubleshooting steps.
Troubleshooting steps for a clogged outdoor service valve, including opening the valve.
Procedure to resolve EEPROM errors by checking connections and replacing the PCB.
Steps to fix option errors by inputting the correct option code to the EEPROM PCB.
Guide to setting the indoor unit's communication address using the wired remote controller.
Instructions for setting the indoor unit's installation option code via the wired remote controller.
Diagrams and part identification for the main PCB of the indoor unit.
Detailed layout and component identification for the indoor unit's main printed circuit board.
