Mitsubishi SRK52HE Technical Manual page 38

(2) Installation of wired remote control (Optional
parts)
(a) Selection of installation location
Avoid the following locations
1) Direct sunlight.
2) Close to heating device.
3) Highly humid or water splashing area.
4) Uneven surface.
(b) Installation procedure
1) Exposed fiting
a) Open the remote control case.
• Put a screw driver (flat-head) into the con-
cavity made on the upper part of a remote
control unit and twist it lightly to open the
casing.
b) The cord of a remote control unit can only
be pulled out in the upward direction.
Thin walled part
• Cut off with nippers or a knife a thin walled
part made on the upper end of the rmote
control unit's bottom casing, and then re-
move burrs with a file or the like.
c) Fix the remote control unit's bottom casing
onto a wall with two wood screws supplied
as accessories.
d) Connect the remote control to the terminal
block. Connect the terminals of the remote
control to the indoor unit with the same num-
bers. Because the terminal block has polar-
ity, the device becomes inoperative if there
are wrong connections.
Terminals: xRed wire, YWhite wire, ZBlack wire
Red White Black
X Y Z
• Use a cord of 0.3mm
2
0.5mm (maximum) for a remote control
unit cord. Remove a sheathe of the remote
control unit cord for the section laid within
the remote control unit casing.
The length of each wire that should be left
after a sheath is removed is as follows:
Black: 195mm, White: 205mm, Red: 215mm
e) Replace the top casing as before.
f) Use a cord clamp to attach the remote con-
trol cord to the wall.
g) Set the functions according to the types of
in door unit. See Section "Function Setting''.
Upper
Lower case
Lower
Upper
Lower case
Lower
Upper
Upper case
Board
Lower
Wiring
2
(recommended) -
Length of the
section where a
sheath is removed
2) Recessed fitting
a) The Electrical box and remote control (shield
Cable outlet
b) Remove the upper case to the remote con-
c) Attach the lower case to the Electricl box
d) Connect the remote cord to the remote
e) Installation work is completed by replac-
f) Set the function switch according to the
Precation in Extending the Remote control cord
Maximum total extension 600m.
The cord should be a shielded wire.
● For all types : 0.3mm
Note (1) Use cables up to 0.5mm
inside the remote control unit casing and connect to a
different size cable at a vicinity point outside the remote
control unit, if necessary.
Within 100-200m ............
Within 300m ............
Within 400m ............
Within 600m ............
● The shielded wire should be grounded at one side only.
Indoor unit
(This side is not grounded)
36
- -
wire must be use in case of extension) are
first embedded.
Remote
control cord
Electrical box
Not included
Upper
Lower case
Lower
Cable outlet
Upper
Cut off with a knife or the like thin walled parts
intended for screw holes, and then fix it with
screws.
Lower
trol.
with two M4 screws. (Head diameter must
be 8 mm). Choose either of the following
two positions in fixing it with screws.
control.
Refer to [Exposed Fitting].
ing the top casing onto the bottom casing
as before.
type of the indoor unit.
Refer to [Function setting].
Two M4 screws
(Head diameter must be 8mm)
(not included)
×
2 3 cores
2 (maximum) for those laid
× 3 cores
2
0.5 mm
× 3 cores
2
0.75 mm
× 3 cores
2
1.25 mm
× 3 cores
2
2.0 mm
Earth
Remote control cord
(Shielded wire)
Remote control
switch