Fujitsu Waterstage WS G140DC6 Series Maintenance Document page 104

Split system (Single phase and 3-phase type)
INVERTER PCB removal
Screw
Remove the connectors
and screws
For screws of IPM.
Note the tightening torque at the
installation.
Tightening torque is 1.2=-0.2N.M
PFC PCB removal
Screw
Screws
Remove the connectors
and screws
For screws of IPM.
Note the tightening torque at the
installation.
Tightening torque is 1.2=-0.2N.M
FILTER PCB removal
Locking
spacers
Spacers
Remove the connectors, locking spacers,
spacers, and earth screw.
104
Hook
Screws
Remove the INVERTER PCB.
Hook
Remove the PFC PCB.
Earth screw
IPM
Holder
Spread the heat dissipation
compound on the other side of IPM
when you exchange INVERTER PCB
by the repair.
IPM
Holder
Spread the heat dissipation compound
on the other side of IPM when you
exchange PFC PCB by the repair.
Maintenance Document 1544-1