EDUS04-904
Installation Manual
Room Air Conditioners H-Series
45
11.2
Outdoor Units
11.2.1 Safety Precautions
Be s
u
re to o
b
ser
v
e this instr
u
ction.
Be s
u
re to esta
b
lish a gro
u
nd
connection.
N
e
v
er attempt.
• Read these Safety Preca
u
tions caref
u
lly to ens
u
re correct installation.
• This man
u
al classifies the preca
u
tions into DA
N
GER,
W
AR
N
I
N
G and CAUTIO
N
. Be s
u
re to follo
w
all the
preca
u
tions
b
elo
w
: they are all important for ens
u
ring safety.
• The follo
w
ing safety sym
b
ols are
u
sed thro
u
gho
u
t this man
u
al:
• After completing installation, test the
u
nit to check for installation errors. Gi
v
e the
u
ser ade
qu
ate instr
u
ctions
concerning the
u
se and cleaning of the
u
nit according to the Operation Man
u
al.
DANGER
• Refrigerant gas is hea
v
ier than air and replaces oxygen. A massi
v
e leak co
u
ld lead to oxygen depletion, especially
in
b
asements, and an asphyxiation hazard co
u
ld occ
u
r leading to serio
u
s inj
u
ry or death.
• If the refrigerant gas leaks d
u
ring installation,
v
entilate the area immediately.
Refrigerant gas may prod
u
ce a toxic gas if it comes in contact
w
ith fire s
u
ch as from a fan heater, sto
v
e or cooking de
v
ice. Expos
u
re to this gas co
u
ld ca
u
se se
v
ere inj
u
ry or death.
• After completing the installation
w
ork, check that the refrigerant gas does not leak.
Refrigerant gas may prod
u
ce a toxic gas if it comes in contact
w
ith fire s
u
ch as from a fan heater, sto
v
e or cooking de
v
ice. Expos
u
re to this gas co
u
ld ca
u
se se
v
ere inj
u
ry or death.
• Do not gro
u
nd
u
nits to
w
ater pipes, telephone
w
ires or lightning rods
b
eca
u
se incomplete gro
u
nding co
u
ld ca
u
se a se
v
ere shock hazard
res
u
lting in se
v
ere inj
u
ry or death, and to gas pipes
b
eca
u
se a gas leak co
u
ld res
u
lt in an explosion
w
hich co
u
ld lead to se
v
ere inj
u
ry or death.
• Safely dispose of the packing materials.
Packing materials, s
u
ch as nails and other metal or
w
ooden parts, may ca
u
se sta
b
s or other inj
u
ries. Tear
apart and thro
w
a
w
ay plastic packaging
b
ags so that children
w
ill not play
w
ith them. Children playing
w
ith plastic
b
ags face the danger of death
b
y s
u
ffocation.
• Do not install
u
nit in an area
w
here flamma
b
le materials are present d
u
e to risk of explosion res
u
lting in serio
u
s inj
u
ry or death.
• Do not gro
u
nd
u
nits to telephone
w
ires or lightning rods
b
eca
u
se lightning strikes co
u
ld ca
u
se a se
v
ere shock hazard res
u
lting in
se
v
ere inj
u
ry or death, and to gas pipes
b
eca
u
se a gas leak co
u
ld res
u
lt in an explosion
w
hich co
u
ld lead to se
v
ere inj
u
ry or death.
WARNING
• Installation sho
u
ld
b
e left to the a
u
thorized dealer or another trained professional.
Improper installation may ca
u
se
w
ater leakage, electrical shock, fire, or e
qu
ipment damage.
• Install the air conditioner according to the instr
u
ctions gi
v
en in this man
u
al.
Incomplete installation may ca
u
se
w
ater leakage, electrical shock, fire or e
qu
ipment damage.
• Be s
u
re to
u
se the s
u
pplied or exact specified installation parts.
Use of other parts may ca
u
se the
u
nit to come to lose,
w
ater leakage, electrical shock, fire or e
qu
ipment damage.
• Install the air conditioner on a solid
b
ase that is le
v
el and can s
u
pport the
w
eight of the
u
nit.
An inade
qu
ate
b
ase or incomplete installation may ca
u
se inj
u
ry or e
qu
ipment damage in the e
v
ent the
u
nit falls off the
b
ase or comes loose.
• Electrical
w
ork sho
u
ld
b
e carried o
u
t in accordance
w
ith the installation man
u
al and the national, state and local electrical
w
iring codes.
Ins
u
fficient capacity or incomplete electrical
w
ork may ca
u
se electrical shock, fire or e
qu
ipment damage.
• Be s
u
re to
u
se a dedicated po
w
er circ
u
it.
N
e
v
er
u
se a po
w
er s
u
pply shared
b
y another appliance. Follo
w
all appropriate electrical codes.
• Use the specified types of
w
ires for electrical connections
b
et
w
een the indoor and o
u
tdoor
u
nits. Follo
w
all state and local electrical codes.
Firmly clamp the interconnecting
w
ires so their terminals recei
v
e no external stresses. Incomplete connections or clamping may ca
u
se terminal o
v
erheating, fire or e
qu
ipment damage.
• For
w
iring,
u
se a
w
ire or ca
b
le long eno
u
gh to co
v
er the entire distance
w
ith no splices if possi
b
le. Do not
u
se an extension cord. Do not p
u
t other
loads on the po
w
er s
u
pply. Use a only a separate dedicated po
w
er circ
u
it.
(Fail
u
re to do so may ca
u
se a
b
normal heat, electric shock, fire or e
qu
ipment damage.)
• After connecting all
w
iring
b
e s
u
re to shape the ca
b
les so that they do not p
u
t
u
nd
u
e stress on the electrical co
v
ers, panels or terminals.
Install co
v
ers o
v
er the
w
ires. Incomplete co
v
er installation may ca
u
se terminal o
v
erheating, electrical shock,fire or e
qu
ipment damage.
•
W
hen installing or relocating the system,
b
e s
u
re to keep the refrigerant circ
u
it free from all s
ub
stances other than the specified refrigerant (R410A), s
u
ch as air.
(Any presence of air or other foreign s
ub
stance in the refrigerant circ
u
it ca
u
ses an a
b
normal press
u
re rise
w
hich may res
u
lt in r
u
pt
u
re, res
u
lting in inj
u
ry.)
Safety Precautions
W
AR
N
I
N
G
CAUTIO
N
Fail
u
re to follo
w
any of
W
AR
N
I
N
G is likely to res
u
lt in s
u
ch gra
v
e conse
qu
ences as death or serio
u
s inj
u
ry.
Fail
u
re to follo
w
any of CAUTIO
N
may in some cases res
u
lt in gra
v
e conse
qu
ences.
DA
N
GER
Indicates an imminently hazardo
u
s sit
u
ation
w
hich, if not a
v
oided,
w
ill res
u
lt in death or serio
u
s inj
u
ry.
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