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SiBE811001EB
Troubleshooting
CONVENI-PACK
220
8.4.38 Current Sensor Abnormality
Error Code
J2
Applicable
Models
LRYEQ16AY1
Method of Error
Detection
Error is detected according to the current value detected by current sensor.
Error Decision
Conditions
When the current value detected by current sensor becomes 2A or lower, or 40A or more during
STD compressor operation
Supposed
Causes
Defective current sensor
Defective outdoor unit PCB
Defective compressor
Troubleshooting
Connect the connector, and
operate unit again.
NO
YES
Caution
Be sure to turn off the power switch before connecting or disconnecting connectors, or parts may be damaged.
Check the current sensor
corresponding to the error code “
J2
” in
the monitor mode.
YES
Is the connector
connection for current
sensor normal?
Correct the connections
between the current sensors
and the STD compressors.
YES
Are the current
sensors inversely
connected to 2 STD
compressors?
NO
Replace the compressor.
YES
Applicable
compressor coil wire
is broken.
NO
Mount the current sensor
correctly, and operate the unit
again.
NO
Is the current
sensor mounted on
the T-phase wire?
Replace the current sensor.
↓
Replicate
Replace the outdoor unit PCB.