Troubleshooting Si33-105
190 Troubleshooting R407C PLUS Series Heat Recovery System
3.34 Address Duplication of Central Remote Controller
Remote
Controller
Display
UC
Supposed
Causes
!
Address duplication of central remote controller
!
Defect of indoor unit PC board
Troubleshooting
(VF060)
Replace indoor unit PC board.
Address duplication of central
remote controller
The setting must be changed so
that the central remote control
address is not duplicated.
YES
NO
Optional
controllers for
centralized control are
connected to the
indoor unit.
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
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