Toshiba MML-AP0074NH1-E Service Manual page 102

6 6
PIPING AND DRAIN HOSE INSTALLATION PIPING AND DRAIN HOSE INSTALLATION
How to install indoor unit
1. Remove the air inlet grille. Open the air inlet grille and
remove the strap.
2. Remove the front panel (Remove the 4 screws).
Front panel
Hook
Air inlet grille
Layout of connection piping
NOTE
When bending the connection piping, make sure to use a
pipe bender so as not to crush the pipe.
100 550
85 40
Connection piping
6 6
(liquid side)
49
108
8
Connection piping
(gas side)
42
8
99
Connection piping
122
In case of bottom right piping
Drainage
1. Run the drain hose sloped downwards.
NOTE
• The hole should be made at a slight downward slant
on the outdoor side.
Do not form the
Do not rise the
drain hose into
drain hose.
a wavy shape.
Do not put the Do not put the
drain hose end
drain hose end in
into water.
the drainage ditch.
2. Put water in the drain pan and make sure that the
water is drained out of doors.
3. When connecting extension drain hose, insulate the
connecting part of extension drain hose with shield
pipe.
Shield pipe
Extension
drain hose
Inside the room
Drain hose
CAUTION
Arrange the drain pipe for proper drainage from the
unit.
Improper drainage can result in dew-dropping.
How to use the heat insulation
block
Heat insulation block
• Completely fi ll pipe hole by heat insulation block to
protect water dew.
• Heat insulation block can cut to an appropriate size
and use.
Mounting directly on the fl oor
1) Fix the leg of indoor unit on the fl oor with 2 mounting
screws.
2) Fix the upper part of indoor unit on the wall with 4
mounting screws.
(Floor installation)
EN
FR
DE
6 screw
(M4 x 25L)
IT
NOTE
ES
• In case the plinth is fi xed to the wall, please make
sure to cut out the slit on the left and right side of the
PT
main part.
NL
GR
RU
TR
CS
Installation on the wall
LV
1) Fix the installation plate on the wall with 4 mounting
screws.
SK
2) Hook the indoor unit on the installation plate.
3) Fix the upper part of indoor unit on the wall with 4
SI
mounting screws.
(Wall installation)
4 screw
(M4 x 25L)
4 screw
(M4 x 25L)
Make sure to fi x it at a designated position with the
screws.
Failure may result the damage of piping by the turning
over of a set.
Concealed installation
1. Wall hole size
Wall hole size should be enough to keep the distance
with indoor unit as shown in the following fi gure.
(Front view)
300 or more
1300 or more
(700)
Slit
Floor
300 or more Indoor unit
2. Installation using the supporting plate
• To install into the existing wall hole, if it is
impossible to keep 20-30 mm of depth, use the
supporting plate for securing the distance.
• Arrange the screw positions and supporting plate
as shown in the fi gure.
Cut dot-line area
• Be sure to switch to wall burying mode.
(Rear screws potion)
670
: Screw holes
CAUTION
(Unit : mm) (Side view)
100 or less
300 or more Floor
(Side view)
(Field supply)
(Unit : mm)