Panasonic WU-144MF1U9E Service Manual - Page 38

Installation Manual for Timer Remote Controller, 4. How to install the Remote Controller, Fig. 2-1

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3. Timer Remote Controller Remote Control Functions 3-3. Installation Manual for Timer Remote Controller Accessories for remote controller switch Remote controller (with 8 in. wire) Wood screws Wire joints Operation manual Installation manual 3-4. How to install the Remote Controller CAUTION Do not supply power to the unit or try to operate it until the tubing and wiring to the outdoor unit is completed. Do not twist the control wiring with the power wiring or run it in the same metal conduit, because this may cause malfunction. Install the remote controller away from sources of electrical noise. Install wiring correctly(incorrect wiring will damage the equipment). Install a noise filter or take other appropriate action if electrical noise affects the power supply circuit of the unit. When wiring, do not connect the remote controller wires to the adjacent terminal block for the power wiring. Otherwise, the unit will break down. Use shielded wires for remote control wiring and ground the shield on indoor unit sides. (Fig. 2-1) Otherwise misoperation due to noise may occur. The mounting position for the remote controller should be located in an accessible place for control. 1 Never cover the remote controller or recess it into the wall. (1) When you open the decorative cover (Fig. 2-4), you will see 2 gaps under the remote controller. Insert a coin into these gaps and pry off the back case. (2) Attach the back case with the 2 wood screws provided. Using a screwdriver, push open the cut-outs on the back case. These holes are for screws. (Fig. 2-5) (3) Connect the remote controller wiring (2 wires) correctly to the corresponding terminals in the electrical component box of 2 the indoor unit. (4) To finish, fit the back tabs of the case into the remote controller and mount it. Basic Wiring Diagram Connection diagram 3 Approx. 8 in. Terminal board for indoor unit remote 1 controller wiring 2 Shielded wire W1 BK 2 Remote controller unit 4 Ground Remote controller wiring Connector Power wire from remote controller unit (field supply) Fig. 2-1 5 6 7 2 - 18

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2
- 18
Remote Control Functions
3. Timer Remote Controller
2
3-3. Installation Manual for Timer Remote Controller
Accessories for remote controller switch
3-4. How to install the Remote Controller
Do not supply power to the unit or try to operate it until the tubing and wiring to the outdoor unit is
completed.
Do not twist the control wiring with the power wiring or run it in the same metal conduit, because
this may cause malfunction.
Install the remote controller away from sources of electrical noise.
Install wiring correctly(incorrect wiring will damage the equipment).
Install a noise filter or take other appropriate action if electrical noise affects the power supply circuit
of the unit.
When wiring, do not connect the remote controller wires to the adjacent terminal block for the power
wiring. Otherwise, the unit will break down.
Use shielded wires for remote control wiring and ground the shield on indoor unit sides. (Fig. 2-1)
Otherwise misoperation due to noise may occur.
The mounting position for the remote controller should be located in an accessible place for control.
Never cover the remote controller or recess it into the wall.
(1) When you open the decorative cover (Fig. 2-4), you will see 2 gaps under the remote controller.
Insert a coin into these gaps and pry off the back case.
(2) Attach the back case with the 2 wood screws
provided. Using a screwdriver, push open the cut-outs on the back case.
These holes are for screws. (Fig. 2-5)
(3) Connect the remote controller wiring (2 wires) correctly to the corresponding terminals in the electrical component box of
the indoor unit.
(4) To finish, fit the back tabs of the case into the remote controller and mount it.
(with 8 in.
wire)
Remote controller
Wood screws
Wire joints
Operation manual
Installation manual
CAUTION
Ground
Connection diagram
Basic Wiring Diagram
Terminal board for
indoor unit remote
controller wiring
Remote controller wiring
(field supply)
Connector
Remote
controller
unit
Power wire from remote
controller unit
Approx.
8 in.
1
2
1
2
W
BK
Shielded wire
Fig. 2-1