Toshiba MMK-AP0074MH-E Service Manual page 80

SMMS High-Wall Type
Wiring connection
How to connect the power supply wiring
and control wiring
1. Remove the air intake grille.
Open the air intake grille upward and pull it
toward you.
2. Remove the four screws securing the front
panel.
3. Slightly open the lower part of the front
panel then pull the upper part of the front
panel toward you to remove it from the rear
plate.
4. Remove the terminal cover.
5. Insert the power supply wire and control
wire (according to the local rule) into the
pipe hole on the wall.
6. Take the power supply wire and the control
wire out of the cable slot on the rear panel
so that it protrudes about 150 mm from the
front.
7. Insert the power supply wire fully into the
terminal block and secure it tightly with
screws. Tightening torque: 1.2 N·m (0.12
kgf·m) Secure the earth line with the earth
screw.
8. Insert the control wire fully into the control /
wired remote controller terminal block
, , and secure it tightly with screws.
A B
9. Clamp the power supply wire and the
control wire with the cord clamp.
10.Attach the terminal cover, the front panel
and the air intake grille to the indoor unit.
CAUTION
• Refer to the wiring diagram attached inside the
front panel.
• Check local electrical cords and also any
specific wiring instructions and limitations.
Air intake grille
Front panel
1
2
3
25-EN
Installation Manual
Power supply
terminal block
Terminal block
for control /
L N U1 U2 A B
wired remote
controller wiring
U1 U2 A B
L N
Cord clamp
Cord clamp
R(L) S(N)
Control wire
> <
ABS
Power supply
wire
Earth screw
10 mm
L N
,
110 mm
10 mm
40 mm
Notch
Terminal block
Screw
Terminal cover
– 25 –
SMMS High-Wall Type
Wiring connection for the flow selector unit
Connect the wiring of the flow selector unit
Connect the power supply wire and the communication wire supplied with the flow selector unit to the indoor
unit.
1. Remove the air intake grille.
Open the air intake grille upward and pull it toward you.
2. Remove the four screws securing the front panel.
3. Slightly open the lower part of the front panel, and then pull the upper part of the front panel
toward you to remove it from the rear plate.
4. Remove the wiring cover and cord clamp for right side of indoor unit.
5. Insert the power supply wire fully into the terminal block and secure it tightly with screws.
Tightening torque: 1.2 N·m (0.12 kgf·m)
Secure the earth line with the earth screw.
6. Connect the control wire connector of the flow selector unit to the lead with a connector to the
under of the terminal block.
7. Take the control wire outwards through the slit of the terminal block.
8. Clamp the power supply wire and control wire of the flow selector unit tight with the cord clamp.
9. Attach the wiring cover, the front panel and the air intake grille to the indoor unit.
Terminal
block
Control wire from
Control wire
the flow selector
unit
Slit of the
terminal block
CAUTION
Confirm that every wires are stored in the electrical control box without getting caught before attaching the
terminal cover.
– 26 –
Installation Manual
Earth line
Terminal
block
Cord clamp
Screw
Screw
Screw
Power supply wire of
flow selector unit
Wiring cover
26-EN