Daikin VRV IV-S RXTQ-TAVJU Series Service Manual page 174

Troubleshooting by Error Code
Troubleshooting
161
Diagnosis procedure 1
Infrared presence sensor
error (Error code CE-01)
Is the
connection of the adaptor
PCB connector X9A
normal? (∗)
YES
Is the
connection of the
sensor connector
normal?
YES
Check infrared presence sensor output; refer to
sensor and address data No. 22-25.
Displays
15 by the above
verification method.
YES
Turn off the power and then reconnect.
Displays CE-01
again or 15 for
sensor and
address data.
YES
∗ Check whether A3P connector is well connected or not.
NO
Connect the connector correctly.
NO
Connect the connector correctly.
NO
Normal.
NO
Normal.
Replace the sensor.
SiUS331604E
Service Diagnosis