En-4
INSTALLATION WORK
6.
Installation dimensions
6. 1.
110 mm or over **
1.5 m or over
Remote
controller
Remote controller
holder
Tapping screw
(small)
1.8 m or over
(Wallcap)
120 mm or over *
Wall hook
bracket
110 mm or over **
* The distance between the wall hook bracket and the ceiling
should be 120 mm or more.
** The side next to the sidewall must follow the size indicated in the
figure.
Indoor unit piping direction
6. 2.
The piping can be connected in the 6 directions indicated in the following.
When the piping is connected in direction (2) , (3) , (4) or (5), cut along the piping groove
in the side of the under cover with a hacksaw.
(Rear)
(2) Right
outlet
(5) Left
outlet
(6) Left rear
outlet
(3) Right bottom outlet
(1) Right rear outlet
(4) Left bottom outlet
Under cover removal
6. 3.
(1) Remove the screw caps and screws from the
under cover (in each of 3 places).
(2) Lift up the central part of the under cover.
(3) Release the tabs by pressing on the side of the
under cover (in 2 places on the side).
(4) Remove the under cover while turning it.
(1)
(1)
(1)
Under cover
Screw cap
Screw
(4)
(4)
(3)
(2)
Under cover installation
6. 4.
(1) Push the tabs on the side of the under cover into
the base (in 2 places on the side).
(2) Press in the top parts of the triangle markings on
the under cover (in 2 places).
(3) Attach the screws (in 3 places).
(4) Attach the screw caps (in 3 places).
(1)
(1)
(1)
(2)
(2)
Cutting the knockout hole
6. 5.
Cutting the knockout hole for piping on under cover:
The piping can be connected in the 6 directions indicated in the following.
When the piping is connected in direction (2), (3), (4) or (5), use a cutting tool to cut along
the groove for the piping that will coming out of the under cover.
For (5) Left outlet
For (4) Left bottom outlet
For (3) Right bottom outlet
For (2) Right outlet
Cutting the hole in the wall for the connecting piping
6. 6.
(1) Cut a 65 mm diameter hole in the wall at the position shown in the following.
(2) Cut the hole so that the outside end is lower (5 to 10 mm) than the inside end.
(3) Always align the center of the wall hole. If misaligned, water leakage will occur.
(4) Cut the wall pipe to match the wall thickness, stick it into the wall cap, fasten the cap with
vinyl tape, and stick the pipe through the hole.
(5) For left piping and right piping, cut the hole a little lower so that drain water will
ß
ow
freely.
Wall
Fasten with
vinyl tape
65 mm dia. hole
65 mm dia. hole
Wall hook bracket
Center mark
Center mark
Wall cap*
Wall pipe*
(Inside)
(Outside)
5 to 10 mm low
*Field supplied
WARNING
If the wall pipe is not used, the cable interconnecting the indoor unit(s) and outdoor unit
or branch box may touch metal and cause electric discharge.
Installing the wall hook bracket
6. 7.
(1) Install the wall hook bracket so that it is correctly positioned horizontally and vertically.
If the wall hook bracket is titled, water will drip to the
ß
oor.
(2) Install the wall hook bracket so that it is strong enough to support the weight of the
unit.
• Fasten the wall hook bracket to the wall with 5 or more screws through the holes near the
outer edge of the bracket.
• Check that there is no rattle at the wall hook bracket.
Wall hook bracket
Tapping screw
CAUTION
Install the wall hook bracket level, both horizontally and vertically.
