Daikin VRV RXYMQ-A Series Service Manual page 198

Troubleshooting by Error Code
Troubleshooting
192
Diagnosis procedure 4
Infrared floor sensor error
(Error code CE-04)
Is the
connection
of the connector
on infrared floor
sensor PCB (A2P) and
the connector
X81A on A1P
normal?
YES
Is the
connection of the
sensor connector
normal?
YES
Check infrared floor sensor output; refer to
sensor and address data No. 26.
Displays
"--" by the above
verification
method.
YES
Turn off the power and then reconnect.
Displays
CE-04 again or "--"
for sensor and address
data.
YES
NO
Connect the connector correctly.
NO
Connect the connector correctly.
NO
Normal.
NO
Normal.
Replace the sensor.
SiME332106E
Part 6 Service Diagnosis