Mitsubishi FREQROL-SFJ, Руководство по обслуживанию

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of
loading failure
ROM
pin(s) is not
put into the socket.
bent
o u t s i d e
ROM
socket
Pin bent inside
(4) After replacement of ROMs,
the corresponding descrip-
tion
“order sheets” attached to the controller
cl changed accordingly.
5.4 Replacement of diode module and transistor module
(1) Removal of defective module
Disconnect wires from the module and remove the module
from the heatsink.
When the module is removed, note that base terminal B
and emitter terminal E of transistor module are of
in type.
Applying silicone grease
Uniformly spread silicone grease over the back surface
of the new module.
(3) Tightening
Secure the new module in place with the specified torque
(see Table 5.1). After the installation, base terminal
(pin) and emitter terminal (pin) of transistor module
should be protected with insulating tube.
r
CAUTION
Only diodes and transistors specified by us are applica-
ble.
For replacement and spare, please place an order
with us.
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