Daikin Super Multi Plus E-Series CTXG50EV1BW - Page 428

Troubleshooting for Outdoor Unit SiBE18-821_C
416 Troubleshooting
Troubleshooting
Turn on all indoor units.
"U9" has
been displayed for 2
minutes or more?
Does
the "
UA"
display blinks on
the remote controllers of
other units within the
same refrigerant
system?
Does
the "
A1"
display blink on the
remote controllers of other
units within the same
refrigerant
system?
Does
the "
A9"
display blink on the
remote controllers of other
units within the same
refrigerant
system?
Does
the "
U4"
display blink on the
remote controllers of other
units within the same
refrigerant
system?
Re-diagnose by display after
passage of 2 minutes or
more.
Refer to troubleshooting for
"
UA " error code.
Refer to troubleshooting for
"
U5 " error code.
(R13049)
YES
NO
NO
YES
Refer to troubleshooting for
"
A1 " error code.
NO
YES
Refer to troubleshooting for
"
A9 " error code.
NO
YES
Refer to troubleshooting for
"
U4 " error code.
YES
NO
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.