Hitachi RPC-3.0FSN3 - 8.1.3 Pipe Connection Kit

P5416543
31
l
The Dip Switches setting in the outdoor unit
should be performed according to “Installation &
Maintenance Manual” of the outdoor unit.
l
Pay attention that the transition wiring for the
remote control switch is required in the following
cases.
a) The following functions are set to the sub
unit which is not installed the remote control
switch.
* "Remote ON/OFF function, 1, 2 and 3"
(External Input / Output Function)
* "Power supply ON/OFF function, 1 and 2"
(Function Selection)
* "Prohibiting remote control after manual
stoppage" (External Input / Output Function)
* "Group setting by the centralized controler"
b) The combination of twin, triple or quad is
controlled by one remote control switch.
c) The address of the indoor unit is changed from
the remote control switch.
d) The multiple panels with the motion sensor are
controlled by one remote control switch.
(12) Attach the ring core (black) (accessory)
when installing PC-ARF remote control
switch.
[Procedure]
Insert the controller cable into the ring core
2 turns as shown in the below gure before
connecting to the terminal block.
Fix the cable by using the band (accessory).
(c) Connecting Remote Control Switch in
Case of Connecting between Refrigerant
Cycles
TB2
Ring Core
Band
Control Cab
le
12A B
Outdoor Unit
A B
Outdoor Unit
Indoor UnitIndoor UnitIndoor Unit Indoor Unit
Remote Control
Switch
A B
A BA B
Individual
Simultaneous
(Thermo ON / OFF individually)
Individual
Remote Control
Switch
Remote Control
Switch