Current Sensor Malfunction; J2" Current Sensor Malfunction - Daikin VRV II REYQ8MY1B Service Manual

Troubleshooting by Indication on the Remote Controller
" J2 "
2.24

Current Sensor Malfunction

J2
Remote
Controller
Display
Applicable REYQ8~48M
Models
Method of Malfunction is detected according to the current value detected by current sensor.
Malfunction
Detection
Malfunction When the current value detected by current sensor becomes 5A or lower, or 40A or more during
standard compressor operation.
Decision
Conditions
Supposed
Causes
Troubleshooting
176
Faulty current sensor
Faulty outdoor unit PC board
Be sure to turn off power switch before connect or disconnect connector,
Caution or parts damage may be occurred.
Is the
connector for
current sensor
connected to X30A, X31A
on outdoor unit
PC board
(A1P)?
YES
Is the
current sensor
mounted on the T-phase
wire?
YES
NO
NO
Si39-306
Connect the connector, and
operate unit again.
Mount the current sensor
correctly, and operate unit again.
Replace current sensor and
outdoor unit PC board.
Troubleshooting
(V3071)