Hitachi RAS-25CNH2 Service Manual page 68

The smoothing
G
capacitor (740 µF)
are charged with
260-380V.
Don't forget to
G
discharge them
before attempting
access to electric
parts.
1. Turn off the power switch of the indoor unit or unplug its power cord from the
AC outlet.
2. After turning power switch off, wait for at least 10 minutes, and then remove
the electrical unit cover. Fit a 30-75 W soldering iron to the receptacles of
white and black lead wires on the smoothing capacitor for at least 15 seconds,
to discharge the voltage at the smoothing capacitor.
– 71 –
F-Cabel (ø2, single lead)
Plug
Soldering iron of 30-75W
Do not use a soldering
iron with built-in
transformer: the fuse
built in the transformer
would blow out.