Sinclair MV-E14BI Service Manual

36
Service Manual
Eliminate the malfunction
Eliminate the malfunction
Eliminate the malfunction
Eliminate the malfunction
End
All the indoor units appear
communication malfunction
De-energize,check if the connection
wire of indoor and outdoor unit and
the wire of the eletric box is
connected correctly
Connected correctly?
Reconnect according to
the wiring diagram
Connected correctly?
Reconnect according to
the wiring diagram
De-energize, check if the connection wire between
the outdoor mainboard and the filter board
according to the wiring diagram
The connection wire is broken?
Replace the
connection wire
Check if there is power input
bewtween the netrual wire and live
wire of the outdoor mainboard
There is power input?
Replace the filter board of
the outdoor unit
Resume communication?
Replace the outdoor
mainboard
Replace indoor
mainboard
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
No
No

Sinclair MV-E14BI Specifications

General

Brand	Sinclair
Model	MV-E14BI
Category	Air Conditioner
Language	English