Toshiba RAS-B10GKVP-E Service Manual page 109

No. Part name
Inverter 1) Perform work of item 1 in
3
assembly
2) Remove screw (ST1TØ4 × 8L 2 pcs.) of the
3) Perform discharging by connecting
4) Remove screw (ST1TØ4 × 8L 2 pcs.) fixing
5) Remove the front cabinet by performing step
6) Remove various lead wires from the holder
7) Pull the inverter box upward.
8) Disconnect connectors of various lead wires.
Procedure
upper part of the front cabinet.
• If removing the inverter cover in this
condition, P .C. board can be checked.
• If there is no space above the unit, perform
work of 1 in .
2
Be careful to check the inverter because
high-voltage circuit is incorporated in it.
polarity by discharging resistance (approx.
100Ω40W) or plug of soldering iron to
terminals a of the C14 (printed "CAUTION
HIGH VOLTAGE" is attached.) electrolytic
capacitor (760μF) on P .C. board.
Be careful to discharge the capacitor
because the electrolytic capacitor
cannot naturally discharge and voltage
remains according to trouble type in
some cases.
NOTE
This capacitor is one with mass capacity.
Therefore, it is dangerous that a large
spark generates if short-circuiting
,
between polarity with screwdriver,
etc. for discharging.
the main body and the inverter box.
1 in , and remove the fixing screws
2
(ST1TØ4 × 8L) for securing the main body
and inverter box.
at upper part of the inverter box.
Requirement
As each connector has a lock mecha-
nism, avoid to remove the connector by
holding the lead wire, but by holding the
connector.
.
1
,
,
The connector is one
with lock, so remove
it while pushing the
part indicated by an
arrow.
Be sure to remove the connector by
holding the connector, not by pulling
the lead wire.
– 109 –
Remarks
Inverter cover
P . C. board
(Soldered surface)
Discharging position
(Discharging period
10 seconds or more)
A screw
Terminal block
(STIT-4X8MSZN)
Put the compressor Put each leads
leads through through the hole
the hole
Plug of
soldering
iron