Toshiba RAS-B10EKVP-E Service Manual page 96

Ilmalämpöpumppujen myynti, huolto ja asennus: Jäähdytinpalvelu RefGroup Oy.
No. Part name
!
Inverter 1) Perform work of item 1 in
assembly
2) Remove screw (ST1TØ4 x 8
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
Be careful to check the inverter because
high-voltage circuit is incorporated in it.
3) Perform discharging by connecting
by discharging resistance (approx. 100Ω40W) or
plug of soldering iron to
C14 (printed "CAUTION HIGH VOLTAGE" is at-
tached.) electrolytic capacitor (760µF) on P.C.
board.
Be careful to discharge the capacitor be-
cause 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.
4) Remove screw (ST1TØ4 x 8
main body and the inverter box.
5) Remove the front cabinet by performing step 1 in
#
for securing the main body and inverter box.
6) Remove various lead wires from the holder at
upper part of the inverter box.
7) Pull the inverter box upward.
8) Disconnect connectors of various lead wires.
Requirement :
As each connector has a lock mechanism,
avoid to remove the connector by holding
the lead wire, but by holding the connector.
Lue lisää nettisivuiltamme: www.ilmalämpöpumput.com
Procedure
"
#
.
,
, and remove the fixing screws (ST1TØ4 x 8
.
l l l l l
2 pcs.) of the upper
, polarity
terminals a of the
,
l l l l l
2 pcs.) fixing the
l l l l l
)
– 96 –
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
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.
Plug of
soldering
iron