Terminal Block's Terminal Fuse(Open) - Samsung AHU Series Service Manual

4-2-4 Terminal Block's Terminal Fuse(Open)

Indoor unit display
Wire remote controller display
Symptom
Failure
Is the wire connector
disconnected from the terminal block and
Remove the wire connector from the PCB
and measure the resistance between two
Is the resistance 0Ω ?
Replace the PCB and restart the unit
Samsung Electronics
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X (Operation) X (Defrost) (Timer)
E198
Error of Terminal Block's Terminal Fuse(Open)
Fuse open
PCB?(CN140)
No
terminals
Yes
(Fan) (Filter)
Yes
Connect the connector to
PCB and terminal block before
restart the unit
No
Replace the Terminal Block and
restart the unit
Troubleshooting
4-7