Mitsubishi Heavy Industries FDT Series Technical Manual page 437

Error code
Remote controller:
3.
Note:
RUN light TIMER light
Indoor
display – –
Green LED Red LED
Outdoor
control PCB
YES
Set one remote controller
for "Master" and the other
for "Slave"
Note (1) Use SW1 to set at
master or slave.
Does it
become normal?
NO
Do more than
one interface kit have the
same address?
Are remote
controller wires laid
along high voltage
Is approx.
DC20V detected between -
on the interface kit terminal
Is approx.
DC20V detected between -
on the remote controller terminal
WAIT
- - 436 436
Content
Are 2 units
of remote controller
connected?
NO
Is it set
at the slave remote
controller?
Note (2)
"Slave" is displayed
on the remote
controller LCD.
NO
YES
NO
YES
wires?
NO
NO
block?
YES
NO
block?
YES
- -
'12 • PAC-T-173
YES
controller PCB at "Master".
PCB Replace.
Correct.
PCB Replace.