Mitsubishi Electric MSZ-CA25VB, Service Manual

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DISASSEMBLY INSTRUCTIONS
10
(1) Slide the sleeve and check if there is a locking lever or not. (2) The terminal with this connector has the
locking mechanism.
1
Slide the sleeve.
2
Pull the terminal while
pushing the locking
lever.
1
Hold the sleeve, and
pull out the terminal
slowly.
The terminal which has the locking mechanism can be detached as shown below.
There are two types ( Refer to (1) and (2)) of the terminal with locking mechanism.
The terminal without locking mechanism can be detached by pulling it out.
Check the shape of the terminal before detaching.
<"Terminal with locking mechanism" Detaching points>
Connector
Sleeve
Locking lever
10-1. MSZ-CA25VB - MSZ-CA35VB -
INDOOR UNIT
E1 E1
OPERATING PROCEDURE PHOTOS
Photo 1
1. Removing the panel
(1) Remove the screw caps of the panel.
Remove the screws.
(2) Pull the panel down to your side slightly and unhook the
catches at the top.
2. Removing the electronic control P.C. board and the
power monitor receiver P.C. board
NOTE : In case of removing only indoor electronic control
P.C. board work (3) is not necessary.
(1) Remove the panel. (Refer to 1.)
(2) Remove the power monitor receiver P.C. board holder from
the bottom of electrical box.
(3) Open the power monitor receiver P.C. board holder and
remove the power monitor receiver P.C. board.
(4) Remove the screw of the electrical cover and the electrical
cover.
(5) Remove the screw of the V.A. clamp and the V.A. clamp.
(6) Remove the screw of the cord clamp and the cord clamp.
(7) Remove the screw of the terminal block.
(8) Remove the screw of the ground wire.
(9) Pull out indoor electronic control P.C. board slightly.
(10) Disconnect all (except CN109, CN125) the connectors on
the electronic control P.C. board.
(11) Remove the electronic control P.C. board.
(12) Disconnect the connector of power monitor receiver P.C.
board (CN109, CN125) on the electronic control P.C.
board.
Terminal block
fixing screw
Screw of the V.A.
clamp
Indoor electronic
control P.C. board
Screw of the
ground wire
Power monitor receiver
P.C. board holder
Screw of the
electrical cover
Cord clamp fixing
screw
Photo 2
Screws of the front panel
OB390--1qxp 05.2.9 11:27 Page 22