Eco Air CTBU-09HWFN1-M(C), Service Manual, Page: 80 / 219

77
13 Installation Details
13.1Location selection
13.1.1
Indoor unit location selection

The place shall easily support the indoor
unit’s weight.

The place can ensure the indoor unit
installation and inspection.

The place can ensure the indoor unit
horizontally installed.

The place shall allow easy water drainage.

The place shall easily connect with the
outdoor unit.

The place where air circulation in the room
should be good.

There should not be any heat source or
steam near the unit.

There should not be any oil gas near the unit

There should not be any corrosive gas near
the unit

There should not be any salty air neat the
unit

There should not be strong electromagnetic
wave near the unit

There should not be inflammable materials
or gas near the unit

There should not be strong voltage vibration.
13.1.2
Outdoor unit location selection

The place shall easily support the outdoor
unit’s weight.

Locate the outdoor unit as close to indoor
unit as possible

The piping length and height drop cannot
exceed the allowable value.

The place where the noise, vibration and
outlet air do not disturb the neighbors.

There is enough room for installation and
maintenance.

The air outlet and the air inlet are not
impeded, and not face the strong wind.

It is easy to install the connecting pipes and
cables.

There is no danger of fire due to leakage of
inflammable gas.

It should be a dry and well ventilation place

The support should be flat and horizontal

Do not install the outdoor unit in a dirty or
severely polluted place, so as to avoid
blockage of the heat exchanger in the
outdoor unit.

If is built over the unit to prevent direct
sunlight, rain exposure, direct strong wend,
snow and other scraps accumulation, make
sure that heat radiation from the condenser
is not restricted.
M o r e th a n 3 0 c m / 1 1 .8 1 in
M o r e th a n 6 0 c m / 2 3 .6 2 in
M o r e t h a n 2 0 0 c m / 7 8 .7 4 in
M o r e th a n 3 0 c m / 1 1 .8 1 in
M o r e th a n
6 0 c m /2 3 .6 2 in
( S e r v ic e s p a c e
)
F e
n c
e o
r
o b
s ta
c le
s
13.2 Indoor unit installation
13.2.1 A5&A6
Duct indoor unit
installation
13.2.1.1 Service space for indoor unit
A5/A6 Duct
2 0 0 m m ( 7 .8 7 in ) o r m o r e
3 0 0 m m ( 1 1 .8 1 in ) o r m o r e
6 0 0 m m x 6 0 0 m m /2 3 .6 2 in x 2 3 .6 2 in
C h e c k o r ific e
13.2.1.2 Bolt pitch
Model
Size of outline dimension
mounted plug
L M
CTBU-09HWFN1-M(C)
CTBU-12HWFN1-M(C)
740 350
29.13 13.78
CTBU-18HWFN1-M(C)
960 350
37.80 13.78
CTBU-24HWFN1-M(C)
960 350
37.80 13.78
CTB-36HWFN1-M(C)
1180 490
46.46 19.29
CTB-48HWFN1-M(C) 1240 500