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15.5.14. H98 (Indoor High Pressure Protection)
Error Code will not display (no Timer LED blinking) but store in EEPROM
Malfunction Decision Conditions
• During heating operation, the temperature detected by the indoor pipe temperature sensor is above 60qC.
Malfunction Caused
• Clogged air filter of the indoor unit.
• Dust accumulation on the indoor unit heat exchanger.
• Air short circuit.
• Detection error due to faulty indoor pipe temperature sensor.
• Detection error due to faulty indoor unit PCB.
Troubleshooting
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