What to do if a signal transmission error occurs between indoor and outdoor units of Daikin Heat Pump?
If you are experiencing a signal transmission error between the indoor and outdoor units of your Daikin Heat Pump, you should conduct the diagnostic procedure described in the following pages.
General| Brand | Daikin |
|---|---|
| Model | J-Series |
| Category | Air Conditioner |
| Language | English |
Essential safety precautions for repair work and general use, including warnings and cautions.
Describes fan speed and target temperature conversion for POWERFUL operation.
Explains detection of excessive current and OL temperature for compressor protection.
Details methods for detecting refrigerant shortage.
Describes INTELLIGENT EYE sensor for detecting human movement and energy saving.
Explains how POWERFUL operation maximizes cooling/heating effect.
Explains indoor unit operation lamp blinking errors and signal transmission issues.
States outdoor unit PCB LED A blinks when microcomputer works.
Lists system, indoor, and outdoor unit error codes with descriptions.
Troubleshooting for indoor unit PCB abnormality, including flowchart.
Troubleshooting for freeze-up or peak-cut control issues based on thermistor.
Troubleshooting for fan motor abnormalities, including flowchart.
Detailed steps for removing the electrical box from the indoor unit.
Steps to remove the shield plate, terminal board, and various PCBs.
Procedure for removing the indoor heat exchanger.
Steps to remove swing motors for vertical and horizontal blades.
Procedure to remove the fan motor, including rotor and fixing frame.
Steps to remove outer panels and fan motor from the outdoor unit.
Detailed steps for removing the electrical box.
Steps to remove main PCB, filter PCB, etc.
Procedure to remove the four way valve.
Steps to remove the compressor.
Steps to remove outer panels.
Steps to remove the electrical box.
Advises using qualified professionals for installation to prevent issues.
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