Daikin R48NUY2S - Page 206

Troubleshooting by Remote Controller Si20-701_B
199
Troubleshooting
Does the
unit reset?
Is
electronic
expansion valve
connector
disconnected?
YES
Correct the
connection.
YES
YES
NO
NO
External factor
(Noise, etc.).
Is coil
resistance of
electronic expansion
valve normal?
NO
Replace the
electronic
expansion valve.
Replace the
outdoor unit
PCB.
Turn OFF the power
supply and turn the power
ON.
Caution
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.