Mitsubishi Heavy Industries FDTC50ZHXV Technical Manual page 271

4) Model FDC200VS, 250VS
a) Replace the inverter PCB after 10 minutes from power OFF. (Be sure to check that LED(LED1,2) of the inverter
PCB put out the lights. It measures that the voltage (AC) between terminals(R,S,T) on the noise filter PCB (see Fig 2)
is discharged sufficiently.)
b) Remove the terminal on the terminal block (TB1) of the inverter PCB and the connector (CNR) of exchange the
PCB.
c) Make set switch (SW1,2) as shown in Table 1.
d) Connect the terminal of terminal block and the connector to the inverter PCB.
Terminal
block
(TB1)
Fig.1 Parts arrangement view
(the inverter substrate)
Table.1 Switch setting
Connector(CNR)
LED1,2
SW1,2
Parts No.
262
–
R, S, T
Fig.2 The front of control
–
Noise filter substrate