Optional Parts Wiring - Fujitsu AirStage AG A004GCEH Series Installation Manual

5.4.3 EV kit cable connecting (EEV external model only)
Earth (ground) wire of EV kit cable
EV kit cable
Connect
After connecting the EV kit cable, slide the tube (included with
the EV kit) over the connector to protect it.
Tube Connect
Earth (Ground) wire
of the EV kit cable
Connection part of
the EV kit cable

5.5. Optional parts wiring

5.5.1 Control cover removal
(1) Remove the control cover.
(2) Remove the control inner cover.
(3) Slide out the controller PCB.
Before sliding out the
controller PCB, remove
the connectors on the
front side.
Replace the connectors
after work.
Control cover
5.5.2 Layout of the indoor unit PCB
CNA01 CNA03
CNA02 CNB01
DIP switch
(SET 2)
ON OFF
SW4
SW3
SW2
SW1
Power indicator
lamp (green)
CN820 CN8
Cable tie (Small)
Connect the earth
(ground) wire of the
EV kit cable to the
earth (ground) ter-
minal of the terminal
block.
Push mount
cable tie
(accessories)
Controller PCB
Control
inner cover
Controller PCB
CNA04
CN65
Remove the
protective housing
when using.
Name
Power indicator lamp (green) Indicates the state of the power supply. Refer to "Power
indicator lamp status" following.
CNA01 Apply voltage terminal
CNA03
CNA02 Dry contact terminal
CNA04
DIP switch SET 2 (SW2) Input signal type switching
CNB01 Output terminal
CN8 For Remote sensor unit (*1)
CN65 For one of the following.
• MODBUS® convertor (*1)
• Wireless LAN adapter (*1)
CN820 For External power supply unit (*1)
*1: For details, refer to each installation manual.
5.5.3 Power indicator lamp status
Power indicator lamp (Green)
Lit when the power is turned on.
Lit
Fast flashing (every 0.1 There is a fault with the communication board or the
main board.
second)
The indoor unit is turned off and power is supplied
Blinking (repeat 3 seconds ON
from the External power supply unit (optional) to the
and 1 second OFF)
indoor unit PCB.
5.5.4 Connection methods
Wire modification for External
input/output wire
(1) Remove insulation from wire
attached to wire kit connector.
(2) Remove insulation from field
supplied cable. Use crimp type
insulated butt connector to join field
cable and wire kit wire.
(3) Connect the wire with connecting
wire with solder.
Wiring arrangement
Controller
PCB
Cable of the
External power
supply unit
Hook
Push mount
cable tie
(accessories)
Application
For external input
For external output
Status contents
IMPORTANT:
Be sure to insulate the connection between the
wires.
Locally Wire kit connector
purchased (optional parts)
Solder and insulate the connected parts.
En-8