Troubleshooting by Indication on the Remote Controller SiBE37-701_B
351 Troubleshooting
Troubleshooting
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Go on to the Diagnosis Flow 1
(Faulty transmission caused
when the external control adaptor
for outdoor unit is mounted)
Check the LED lamps for
“Confirmation of malfunction
3” corresponding to the
malfunction code “
U7
” and for
Confirmation of malfunction 4
in the monitor mode. (Refer
to P.257~P.258 for how to
check)
Confirmation of malfunction 3 Confirmation of malfunction 4
Go on to the Diagnosis Flow 2
(Transmission alarm given when
the external control adaptor for
outdoor unit is mounted)
Go on to the Diagnosis Flow 3
(Abnormal transmission between
the master unit and the slave
unit 1)
Go on to the Diagnosis Flow 4
(Abnormal transmission
between the master unit and the
slave unit 2)
Go on to the Diagnosis Flow 5
(Multi-connection REYQ units)
Go on to the Diagnosis Flow 6
(Erroneous manual address
settings of the slave units 1 and 2)
Go on to the Diagnosis Flow 7
(Connection of four or more
outdoor units to the same circuit)
Go on to the Diagnosis Flow 8
(Faulty auto address of the slave
units 1 and 2)
Confirmation of malfunction 3 Confirmation of malfunction 4
Confirmation of malfunction 3 Confirmation of malfunction 4
Confirmation of malfunction 3 Confirmation of malfunction 4
Confirmation of malfunction 3 Confirmation of malfunction 4
Confirmation of malfunction 3 Confirmation of malfunction 4
Confirmation of malfunction 3 Confirmation of malfunction 4
Confirmation of malfunction 3 Confirmation of malfunction 4
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