9
Contents
1.
Safe
ty p
rec
autio
ns
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.9
2.
Sele
cting
the
inst
allatio
n lo
catio
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.9
3.
Sele
cting
an
insta
llation
site
& A
ccess
orie
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10
4.
Fixing h
anging
bolts
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0
5.
Installing the
unit
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10
6.
Refrig
era
nt p
ipin
g wo
rk
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..11
7.
Duct w
ork
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..13
8.
Electr
ical wo
rk
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..14
9.
Test
ru
n..
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5
10.
Easy m
aint
enance
funct
ion
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.18
11.
Ma
in
tena
nce
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9
1. Safety precautions
•P
le
ase r
eport t
o or
take consent by t
he
supp
ly
authority
be
fore conn
ecti
on
to
the system
.
•B
e sure to read “Safe
ty p
rec
aution
s” before
instal
ling the air
conditi
oner.
•B
e su
re to
ob
serv
e t
he
cau
tio
ns
spe
cif
ied
he
re
as
th
ey i
ncl
ud
e im
po
rta
nt
item
s relat
ed to saf
ety.
•The i
ndications a
nd m
eani
ngs are as follow
s.
Warni
ng
:
Could
lead to de
ath, se
rious
injury,
etc.
Caution:
Coul
d lead t
o ser
io
us
in
jury
in
parti
cula
r
environm
ents wh
en opera
ted
incorrectl
y.
•A
fter
reading thi
s manual, b
e sure
to keep i
t together wi
th the in
stru
ctio
n
manual in
a handy place
on the
cu
stome
r’s
site.
Symbols
put
on t
he unit
Warni
ng
:
Careful
ly
read the la
be
ls af
fixed
to
the main un
it.
Warni
ng
:
•D
o no
t in
stall
it by
yo
urse
lf (
cus
tome
r).
In
comple
te instal
lation could cause inj
ury
due to
fire
, electr
ic sho
ck,
the un
it
falli
ng or le
akage of water
. Consul
t th
e dealer from w
hom you pur
ch
ased the
unit or
sp
ecial
in
stal
ler
.
•I
nstall
th
e uni
t s
ecure
ly
in
a
pl
ace whic
h can be
ar the we
ight of th
e uni
t.
When in
stall
ed i
n an
insuffici
ent str
ong pl
ace, t
he unit
could fal
l c
ausi
ng
inju
red.
•Use
the speci
fie
d w
ire
s to connect
the indoor and out
door un
its sec
urely a
nd
atta
ch
the wires fir
mly to the ter
min
al board
connecting
secti
ons s
o the
stre
ss of
th
e w
ires i
s not appli
ed to th
e s
ections.
Incomp
lete connecting and fixi
ng could cause fire.
•Do no
t use
intermedi
ate conn
ection
of the power cord
or the exten
sion cor
d
and do not
co
nn
ect m
any devices
to on
e AC ou
tlet
.
It coul
d cause a
fire
or a
n e
le
ctric
shock due to defecti
ve co
ntact
, defecti
ve
in
sulation,
exceedi
ng the per
missi
ble c
urr
ent,
etc.
•C
heck that
the re
friger
ant g
as does not
leak af
ter in
stal
la
tion
has com
plet
ed.
•P
erfor
m the
in
stal
lation
secur
ely
ref
errin
g to the inst
alla
tion manual.
Incomp
lete
instal
lation could cause
a pe
rso
nal
in
ju
ry du
e t
o f
ire,
electr
ic
shoc
k, the unit
fa
lling or l
eakage of wat
er.
•P
erfor
m el
ectrical
w
ork
accordi
ng
to the instal
lation manual
and be sur
e to
us
e an
excl
us
ive c
ircui
t.
If the cap
acity of the po
we
r cir
cui
t is i
nsuffi
cient or ther
e is
incomp
le
te
elec
tri
cal wo
rk, it
coul
d re
su
lt in a f
ire o
r a
n el
ectr
ic
shoc
k.
•A
ttac
h the
e
lec
tric
al p
art cove
r to the in
door unit and
th
e s
ervi
ce p
anel to
th
e
ou
td
oo
r u
nit secur
ely
.
If t
he
ele
ctri
cal
par
t cover i
n the i
ndoor uni
t an
d/or t
he
service panel in
th
e
ou
td
oo
r unit a
re
no
t att
ached sec
urel
y, i
t coul
d result i
n a fi
re or
an electr
ic
shoc
k du
e to dus
t, wa
ter, e
tc.
•B
e s
ure to u
se the
part
pr
ovided
or spec
ified p
arts
for
the in
stall
ation
wo
rk.
Th
e use of defectiv
e par
ts could cause
a
n in
jury
or le
akage of water
due to
a
fire
, an
elec
tric
shock, the
unit fal
ling, etc.
•V
en
tila
te the ro
om
if r
efr
igerant l
eaks dur
ing oper
ati
on.
If the re
frige
rant
com
es in
contac
t with
a f
lam
e, poi
sonous
gas
es will b
e
relea
sed.
Caution:
•D
o not u
se the uni
t in an unusual enviro
nment. If the a
ir condi
tioner is
instal
led in areas
e
xposed to
steam,
vo
latile oil (i
ncluding m
achi
ne oil), or
sulfur
ic g
as,
areas e
xposed to hi
gh
salt
content su
ch
as the
seaside,
the
performa
nce c
an
be s
igni
fica
ntly
reduced and the i
nte
rn
al part
s can
be
damaged.
•D
o not ins
tal
l the unit wher
e combustible
gase
s m
ay leak,
be produced,
fl
ow,
or acc
um
ulate.
If combusti
ble gas a
ccumula
tes ar
ound the
un
it,
fire
or
exp
losi
on
may re
sult.
•D
o not keep
fo
od, plant
s, caged pet
s, a
rtwor
k, or pr
eci
sion in
str
uments i
n the
dire
ct airf
low of the in
door
un
it or too cl
ose to the unit,
as these ite
ms ca
n be
damaged by
te
mp
erature changes or dr
ipping w
ate
r.
•W
hen the room humidity ex
ceeds 80%
or when the
drainpipe is clogged,
water ma
y drip from
th
e indoor
unit. Do not inst
all the indoo
r unit w
here such
drippin
g can cause
damage.
•W
hen installi
ng the unit i
n a hospita
l or comm
unic
ation
s o
ffi
ce,
be prep
ared
for nois
e and el
ectroni
c in
ter
ference.
In
ver
ters,
hom
e a
ppl
ian
ces,
high-
frequency medical e
qu
ipm
ent,
and ra
dio comm
unicat
ions equip
ment can
cause the a
ir c
on
ditio
ner
to malfu
nct
ion or break
down.
T
he
air condi
tioner
may also affe
ct me
dical equipm
en
t, di
stur
bing medi
cal
care
, and
comm
unications equi
pme
nt,
harming
the screen
dis
pla
y quali
ty.
•P
erform g
round
ing.
Do not connect t
he
ground
wire t
o a
ga
s pipe, w
ate
r pipe arreste
r or
telephone gro
und wir
e. Defect
iv
e groun
ding could
cau
se an
electr
ic shock.
•D
o not in
stall
the un
it in a p
lac
e w
her
e a
n i
nfl
amma
ble gas leaks.
If gas
leak
s and a
ccumu
lates i
n the area surro
unding
the unit,
it could cause
an expl
osion.
•T
ake m
easu
res
to pre
vent electr
ical
leak
age a
s req
uir
ed
.
•P
erfor
m the
drai
nage/p
ipin
g wo
rk secur
ely
accordi
ng to the in
stal
la
tion
ma
nual.
If
there is a defe
ct in the dr
ainage/pip
ing w
ork,
w
ate
r could
drop from
the uni
t
and househol
d goods coul
d be we
t and da
ma
ged.
•F
aste
n a
fl
are n
ut
wit
h a t
orq
ue
wren
ch
as sp
ecif
ie
d in
th
is m
an
ua
l.
Whe
n fast
ened too tigh
t, a fla
re
nu
t m
ay b
roken a
fter a
long peri
od and cause
a le
akage
of re
frig
erant.
2. Selecting
the installation location
2.1. Indoor
unit
•W
here airflow is
not blo
cked
.
•W
here cool air sprea
ds
ove
r the en
tire r
oom.
•W
here it
is not
e
xp
osed to di
rect sunshine.
•A
t a
dist
ance 1 m [3-1
/4 ft] or more
awa
y fr
om your T
V an
d radio
(t
o prevent pict
ure
from bein
g distorte
d o
r noise fr
om b
eing ge
nerated
).
•I
n a place as f
ar awa
y a
s p
ossib
le from f
luore
scen
t a
nd incandescent
lights (
so
the
infrared
remot
e con
trol ca
n o
perate t
he air conditio
ner norm
ally).
•W
here the air f
ilter ca
n be removed and
repla
ce
d e
asily.
Warni
ng
:
Mount the in
door unit in
to
a
ceiling st
rong enough to wi
thstand t
he
we
ight
of
the unit.
2.2. Outd
oo
r unit
Refer to t
he outdoor
u
nit in
stalla
tion manual
.
This In
stallat
ion Ma
nual describe
s o
nly f
or t
he indoor
unit an
d the conn
ected
outdo
or unit of PUHZ se
ries.
If
the conn
ected ou
tdoor u
nit is MX
Z se
ries, re
fer t
o the
Installa
tion Man
ual for
MXZ series.
:I
ndicat
es an a
ction
that
must
be
avoided.
:I
ndicat
es that
important
in
struct
ions must be fo
llow
ed.
:I
ndicat
es a p
art w
hich
must
be grounded
.
:I
ndicat
es that
cauti
on should be
ta
ken
with rot
ating p
arts.
:I
ndicat
es that
the
main swit
ch must
be turned
of
f b
efore servicing.
:B
eware
of ele
ctr
ic shock.
:B
eware
of hot
surfa
ce
.
KJ79F751
H03.book
9 ペー
ジ 201
7年4月
25日
火曜日
午後12
時2分