2
Daikin
Daikin air conditioner error 2
Meaning
System Mis-Match
Models
DX16TC, DX18TC, DX7TC, DZ16TC, DZ18TC, DZ7TC
Meaning
Outdoor Air Temp Sensor Fault
Models
DX16TC, DX18TC, DX7TC, DZ16TC, DZ18TC, DZ7TC
Meaning
l o o C h g i H — * t s o r f e D — Max Defrost Time * — Forced Defrost *
Models
DX16TC, DX18TC, DX7TC, DZ16TC, DZ18TC, DZ7TC
Meaning
High Side Fault
Models
DX16TC, DX18TC, DX7TC, DZ16TC, DZ18TC, DZ7TC
Meaning
High Pressure CO Trip
Models
DX16TC, DX18TC, DX7TC, DZ16TC, DZ18TC, DZ7TC
Meaning
HPCO Lockout (3 Trips)
Models
DX16TC, DX18TC, DX7TC, DZ16TC, DZ18TC, DZ7TC
Meaning
High Heat * — Comp Protector Open Pump Down
Models
DX16TC, DX18TC, DX7TC, DZ16TC, DZ18TC, DZ7TC
Causes and how to check
- the cited manual page, and follow-up questions
No account needed to look up codes.
Guides
- Checking an air conditioner temperature sensor (thermistor)
How to check the room, coil or discharge sensor when the unit reports a sensor error: measure its resistance and compare with the exact model's table. - Pressure, low refrigerant and high discharge temperature errors: where to start
Pressure and discharge-temperature protection codes: tell a low charge from a blockage or poor heat rejection before charging.