Toshiba MMU-UP0091H-E Installationsanleitung Seite 112

 Wire connection
REQUIREMENT
• Connect the wires matching the terminal numbers. Incorrect connection causes a trouble.
• Route the wire through the wire connection port of the indoor unit.
• The low-voltage circuit is provided for the control wire and remote controller wire. (Do not connect the high-voltage
circuit.)
UP009, UP012 type
1. Remove screw A for the fixation of the electrical control box cover and loosened screw B. Slide the cover inside
so that the hook part can be removed (The electrical control box cover remain being hooked on the hinge.).
2. Connect the indoor/outdoor control wiring and remote controller wire to the terminal board of the electrical control
box.
3. Tighten the screws of the terminal board securely, and fix the wires with the cord clamp attached to the electrical
control box. (Do not apply tension to the connecting section of the terminal board.)
4. Seal the wiring connecting port with the attached heat insulation material. (Otherwise, this may result in
condensation.)
5. Attach the cover of the electrical control box without pinching the wires. (Mount the cover after wiring the ceiling
panel.)
Hinge
Cover of the electrical control box
221-EN
Screw A Screw B
Hook section
Cover of the electrical
control box
A section
Screws
Hinge
Louver connector
(CN510: White)
– 111 –
▼Heat insulation of wiring
connecting port
Side D (height: 8.5 mm)
Side C (height: 4 mm)
Select side C or D for the power supply wire clamping
position, refer to the following table according to the cord
type and diameter.
* The cord clamp can be attached on either right or left side.
Clamp two cords side-by-side for twin connection.
Wire type Specification
3-core stranded
wire 2.5 mm²
Cab-tyre cord
2-core stranded
wire 1.5 mm²
Adhered surface
Notched section
Power supply
terminal board
Earth screw
L N
Cord clamping
position
Side D
Side C
A section detail view
Uv(U1) Uv(U2) A B
Control wiring
terminal board
Remote controller
terminal board
222-EN