Control Pcb; Replace The Pcb - Mitsubishi Heavy Industries FDT Series Technical Manual

Model FDT, FDUM series

• Control PCB

Replace and set up the PCB according to this instruction.
Set to an appropriate address and function using switch on PCB.
Select the same setting with the removed PCB.
item switch
Address
Master /Slave
SW5-1
setting
SW5-2
Test run SW7-1
Set to an appropriate capacity using the model selector switch(SW6).
Select the same capacity with the PCB removed from the unit.
SW6 -1 -2 -3 -4
40V
50V
60V
71V

Replace the PCB

1. Exchange PCB after detaching all connectors connected with the PCB.
2. Fix the PCB so as not to pitch the wiring.
3. Connect connectors to the PCB. Match the wiring connector to the connector color on the PCB and connect it.
Control PCB
Parts mounting are different by the kind of PCB.
Content of control
SW2 Plural indoor units control by 1 remote controller
Master Slave1
Operation check/drain motor test run
SW6 -1 -2 -3 -4
100V
125V
140V
Slave2 Slave3
Normal
SW6
ON
1 2 3 4
Example setting fro 50V
- -
'12 • PAC-T-173
PSB012D990B
C