Installing The Remote Controller; Wiring; Connection Of Remote Controller Cable - Fujitsu UTY-RVNYN Installation Manual

5. INSTALLING THE REMOTE CONTROLLER

5.1. Wiring

destination. Do not turn on the power again until installation is completed.
external force is not applied to the wire. Use connection cables made
Always fasten the outside covering of the connection cable with the cable
operation.
Install the remote control cable 1 m away from television and radio to
avoid distorted images and noise.
Perform wiring so that water does not enter this unit along the external
wiring. Always install a trap to the wiring or take other countermeasures.
unit and connect the wiring in accordance with the directions given in the
manual so that there is no incorrect wiring. Incorrect wiring will damage
When installing the connection cable near a source of electromagnetic
result.

5.2. Connection of remote controller cable

When connecting the remote controller cable to the wall mounted type
indoor unit power terminal block. It may cause a failure.
There are 2 methods to connect the remote controller cable to the indoor
unit. One is the connection using contained connecting cable and the other
is the connection the remote controller cable is connected to the exclusive
terminal block of the indoor unit. Modify the remote controller cable as per
below description and connect it.
Exclusive terminal block for remote controller connection method is different
depending on each model.
3
WARNING
CAUTION
CAUTION
5.2.1 When connecting to the wall mounted type
and insert it to the connector.
Pattern 1
Connecting cable
Connector
Functional
earthing
Wire
Remote controller
cable (field supply)
Pattern 2
Connecting cable
Functional Communication
earthing kit (option)
Wire
Remote controller
Connector
cable (field supply)
Modify the cable as per below methods.
(1) Use a tool to cut off the terminal on the end of the remote controller cable
and then remove the insulation from the cut end of the wire as shown in
Fig. 1.
(2) Connect the remote controller cable and connecting cable as shown in
Fig. 2.
(3) Be sure to insulate the connection between the cables.
Fig. 1
Functional
earthing
Wire
Wire
White
Red
Remote
controller cable
Always perform the wire insulation on the functional earthing wire of the
remote controller cable.
Attach the functional earthing wire in the cable to the Indoor electronic
control unit with the screw (small). The position of the screw hole varies
by model.
5.2.2 When connecting to the exclusive terminal
block
Connect the end of remote controller cable directly to the exclusive terminal
block.
M4 screw
Terminal block
Remote controller
Remote controller
cable
terminal block
It may be failed if it is connected to the outdoor unit or the terminal block for
power supply.
Indoor unit
Outdoor
unit /
PCB
power
supply
terminal
block
Indoor unit Outdoor
unit /
PCB
power
supply
terminal
block
Fig. 2
Connector
White
Red
Black
Insulated
connection
Connecting
cable
Black
Indoor unit or zone-control-
interface
Black
3
White
2
Red
1
* functional earthing wire
Outdoor unit /
power supply
Indoor unit
terminal block
PCB