Faulty Combination Of Inverter And Fan Driver - Daikin Super Multi Plus D-Series Service Manual

SiEBE18-526

7.21 Faulty Combination of Inverter and Fan Driver

PJ
Remote
Controller
Display
Applicable
AII outdoor unit models
Models
Method of Check the communication state between inverter PCB and control PCB by micro-computer.
Malfunction
Detection
Malfunction
When the communication data about inverter PCB type is incorrect.
Decision
Conditions
Supposed
Causes
Troubleshooting
∗ Refer to "Field Setting from Outdoor Unit" on P112.
Troubleshooting
Mismatching of inverter PCB
Faulty field setting
Be sure to turn off power switch before connect or disconnect connector,
Caution
or parts damage may be occurred.
Was the PCB
replaced?
YES
Is the
PCB type
correct?
YES
Is the field
setting when
the PCB was
replaced
correct?
YES
NO
NO
NO
Troubleshooting for Outdoor Unit
Replace the PCB.
Replace PCB by the correct one.
Correct field setting.
After resetting, restart.
(Q0441)
315