Toshiba MMF-UP0151H-E Installation Manual page 18

 Wire connection
REQUIREMENT
• Connect the wires matching the terminal numbers.
Incorrect connection causes a trouble.
• Pass the wires through the bushing of wiring holes of
the indoor unit.
• The low-voltage circuit is provided for the remote
controller. (Do not connect the high-voltage circuit)
<How to remove the electrical control box cover>
• UP015 to UP027 models
Take off screws (1) and (2) at this side of the
electrical control box and remove the drip-proof
cover.
Take off screws (3) and (4) at front side of the
electrical control box and remove the electrical
control box cover.
• UP036 to UP056 models
Take off screws (3) and (4) at front side of the
electrical control box and remove the cover of the
electrical control box.
(The drip-proof cover is provided to UP015 to UP027
models only.)
<Wiring>
• Draw the wire into the wiring hole (knockout hole).
• Attach a supplied rubber bush to the wiring hole
(knockout hole).
• Be sure to fix the connecting wires using two cord
clamps as shown in the figure. Do not apply tension
on the connecting part of the terminal block.
• Be sure to mount cover of the electrical control box
and the drip-proof cover.
Drip-proof cover
(UP015 to UP027
(1)
only)
(2)
Electrical control
box cover
(3)
(4)
Electrical control box
33-EN
<Positioning of hole for wiring (Knock-out hole) >
UP036 to UP056
UP015 to UP027
Wiring hole (Knock-out hole) Wiring hole (Knock-out hole)
Indoor / Outdoor control
wire / Remote controller
terminal block
Power supply
Uv(U1) Uv(U2) A B
terminal block
L N
U U A B
1 2
R(L) S(N)
R S
Power supply wiring
Earth screw
Cord clamp*
* Match the cord clamp length with size of connecting wires by
positioning holes on the clamp to hold the wire and fix the cord
clamp with screw.
* Be sure to fix the connecting wires using two cord clamps as
shown in the figure.
R S
(L) (N)
Indoor / Outdoor connecting wire
See the figure on the above
Earth line
for connecting wires to the
Power
terminal block.
supply wire
– 17 –
 Remote controller wiring
Strip off approx. 9 mm the wire to be connected.
Wiring diagram
Terminal block for remote
controller wiring of indoor unit
 Address setup
Set up the addresses as per the Installation Manual supplied with the outdoor unit.
Remote controller wire
Terminal block
(Locally procured)
A A
Remote controller unit
B B
34-EN