Wiring Connection; Piping And Drain Hose Installation - Toshiba RAS-077 Guide D'installation

Wiring Connection

How to connect the connecting cable
Wiring of the connecting cable can be carried out without removing the
front panel.
1. Remove the air inlet grille.
Open the air inlet grille upward and pull it toward you.
2. Remove the terminal cover and cord clamp.
3. Insert the connecting cable (according to the local cords) into the pipe hole
on the wall.
4. Take out the connecting cable through the cable slot on the rear panel so
that it protrudes about 15 cm from the front.
5. Insert the connecting cable fully into the terminal block and secure it tightly
with screws.
6. Tightening torque : 1.2 N·m (0.12 kgf·m)
7. Secure the connecting cable with the cord clamp.
8. Fix the terminal cover, rear plate bushing and air inlet grille on the indoor
unit.
CAUTION
• Be sure to refer to the wiring system diagram labeled inside the front
panel.
• Check local electrical cords and also any specific wiring instructions or
limitations.
Cord clamp
Terminal block
Terminal cover
Screw
Earth line
Screw
Screw
Connecting cable
NOTE
• Use stranded wire only.
• Wire type : More than H07RN-F or 60245 IEC66 (1.0 mm
How to install the air inlet grille on the indoor
unit
• When attaching the air inlet grille,
the contrary of the removed
operation is performed.

Piping and Drain Hose Installation

Piping and drain hose forming
* Since dewing results in a machine trouble, make sure to insulate both
connecting pipes. (Use polyethylene foam as insulating material.)
Rear right
Rear left
Bottom left
Left
Bottom right
Right
1. Die-cutting front panel slit
Cut out the slit on the leftward or right side of the front panel for the left
or right connection and the slit on the bottom left or right side of the front
panel for the bottom left or right connection with a pair of nippers.
2. Changing drain hose
How to remove the drain hose
• The drain hose can be removed by removing the
• When removing the drain hose, be careful of any
• To install the drain hose, insert the drain hose
How to remove the drain cap
Clip the drain cap by needle-nose
pliers and pull out.
How to fix the drain cap
1) Insert hexagon wrench (4 mm)
2) Firmly insert the drain cap.
Connecting
cable
110 mm
Earth line
10 mm
10 mm
• After scribing slits of the front panel with a
50 mm
Stripping length of the connecting cable
2
or more)
• After scribing slits of the front panel with a
• Bend the connecting pipe so that it is laid within 43 mm above the wall
Bend the connecting pipe within a radius of 30 mm.
To connect the pipe after installation of the unit (figure)
If the pipe is bent incorrectly, the indoor unit may unstably be set on the wall.
After passing the connecting pipe through the pipe hole, connect the
connecting pipes to the auxiliary pipes and wrap the facing tape around
them.
4
For leftward connection, bottom-leftward connection and rearleftward
connection's piping, it is necessary to change the drain hose and drain
cap.
screw securing the drain hose and then pulling out
the drain hose.
sharp edges of steel plate. The edges can injuries.
firmly until the connection part contacts with heat
insulator, and then secure it with original screw.
in a center head.
4 mm
No gap
Do not apply lubricating oil
(refrigerant machine oil) when
inserting the drain cap. Application
causes deterioration and drain
leakage of the plug.
Insert a hexagon
wrench (4 mm).
CAUTION
Firmly insert the drain hose and drain cap; otherwise, water may leak.
In case of right or left piping
knife or a making-off pin, cut them with a
pair of nippers or an equivalent tool.
In case of bottom right or bottom left piping
knife or a making-off pin, cut them with a
pair of nippers or an equivalent tool.
Left-hand connection with piping
surface. If the connecting pipe is laid exceeding 43 mm above the wall
surface, the indoor unit may unstably be set on the wall.
When bending the connecting pipe, make sure to use a spring bender so
as not to crush the pipe.
(To the forefront of flare)
270 mm
Gas side
230 mm
Liquid side
R 30 mm (Use polisin (polyethylene)
core or the like for bending pipe.)
Use the handle of screwdriver, etc.
NOTE
Heat insulator
Drain hose
Slit
Slit
Outward form of indoor unit