Installation - Fujitsu UTB-YDB Installation Instruction

INSTALLATION

1. SPECIFICATION
120 (4-3/4)
When connecting the Group remote controller and Convertor, use the following wiring.
Use
Remote controller cord
* We recommend that you purchase our service parts for the remote controller cord. Contact service personnel to purchase this.
2. WIRING
• Total remote controller cord length: MAX. 100 m (328 ft.)
(1) When connecting one Group remote controller
Convertor
1 2 3
Remote controller
cord
1 2 3
Group remote
controller
(2) When multiple Group remote controllers are connected (multiple Group remote controllers cannot be connected with the J-series.*)
• A maximum of four Group remote controllers can be connected with one Convertor.
• Use of a terminal box is recommended when a junction is made in the wiring.
Convertor
Remote
controller cord
1 2 3
1 2 3
1 2 3
Group remote controller
* It is a J-series model when the model name of the indoor unit ends in "R."
30 33.5
(1-3/16) (1-5/16)
23
17 (29/32)
Hole
(11/16)
8
(11/32)
4.5 (3/16)
6
(1/4)
Hole × 3
Size
2
0.33 mm (AWG22)
1 2 3 1 2 3
Unit: mm (in.)
Hole × 2
Wire type
Shield cable
CAUTION
• Match the terminal number for the Group remote con-
troller and the number on the terminal for the Convertor
when the connection is made.
(See Fig. 2 for the location of the Group remote control-
ler terminal number.)
• Do not route the remote controller cord near a source
of electromagnetic interference.
Convertor
Remote
controller cord
1 2 3
1 2 3 1 2 3 1 2 3
Group remote controller
Remarks
Polar 3-core
1 2 3
En-3