Connection Diagram - Toshiba HWS-803XWHM3-E Installation Manual

Hydro Unit
Remote controller installation
NOTE
• The remote controller wire should not be bundled
with other wires (mains, etc.), or installed with other
wires in the same conduit, as malfunction may
result.
• Install the remote controller away from sources of
electrical interference and electromagnetic fields.
• If electrical interference is unavoidable,
countermeasures such as appropriate filtering
should be employed.
<Remote controller
(Rear)>
Wood screws
Remote controller
Cover
1. For removal of the remote controller's lower
case (rear case), insert the tip of a straight blade
screwdriver, or the like, into the two openings at
the bottom of the remote controller to open the
lower case.
2. Fix the remote controller's rear case by wood
screws (2 pcs.). Do not over tighten, as it may
damage the rear case.
3. Connect the wires from the Hydro unit to the
remote controller terminal block.
(Refer to "How to wire the remote controller".)
Connect the wires of the remote controller
following the terminal numbering convention of
the Hydro unit to prevent miss wiring. (Do not
apply AC 208-230V mains voltage to the remote
controller as it will be damaged).
Remote controller wiring

Connection diagram

Wiring slot
Second remote controller installation
requirements
Lower case
(Rear case)
Installation
For a dual remote controller system, install the remote
controllers in the following way.
1. Set one of remote controllers as the header
2. Set the DIP switch on all other remote controller
– 29 –
* Use 0.5 mm2 wire
* Can not use the closed end
wire joint.
Wood screws
A
B
Terminal block
(TB07) for remote
controller wiring in
Hydro unit
* Terminals A and B are non-
polar.
DIP switch DIP switch
Header remote Header remote
control/Hot control/Room
water temperature
temperature
remote controller. (Remote control of hydro unit
is preset as Header (DIP SW1 = OFF).)
P.C. boards to Second. (Optional remote control
is preset as Second (DIP SW1 = ON).)
Installation Manual
Remote controller
A
B
Remote controller wiring
(Locally procured)
Remote controller
(inside, rear)
DIP switch DIP switch
Second remote Second remote
control/Hot control/Room
water temperature
temperature
EN
28-EN