3.10 F9: Overload error (for MS01)
Digital display output
Description
Overload error.
All units stop running.
Error code is displayed on the malfunction MS box.
The indoor unit display board or wired controller connected to this MS displays "F8”.
Trigger / recover condition
Trigger condition: Total capacity of indoor units connected to the MS01 is more than 12HP.
Recover condition: Total capacity of indoor units connected to the MS01 is less than 12HP.
Reset method: Manually restart.
Possible causes
The indoor unit is out range of connection permission.
the signal cable is connected incorrectly.
Procedure