JG79A191H03
Required
Tools
for
Installation
©
MITSUBISHI
MSZ-GE06/09/1
2i4 5/4
8NA
pilips
screwdriver
pean.
mn)
hexagonal
wrench
MSY-
5.
A
Scal
G
ifold
for
R410A
£
ELECTRIC
Utiity
knife
or
scissors
Vacuum
pump
for
RA1OA
When
installing
multi
units,
refer
to
the
:
SPLIT-TYPE
AIR
CONDITIONERS
installation
manual
of
the multi
unit
for
out-
3
in.
(75
mm)
hole
saw
Charge
hose
for
R410A
INSTALLATION
MANUAL
door
unit
installation.
Torque
wrench
Pipe
cutter
with
reamer
Wrench
(or
spanner)
1.
BEFORE
INSTALLATION
1-1.
THE
FOLLOWING
SHOULD
ALWAYS
BE
OBSERVED
FOR
SAFETY
Be
sure
to
read
these
safety
precautions
and
instructions.
Be
sure
to
observe
the
warnings
and
cautions
specified
here.
After
reading
this
manual,
be
sure
to
store
it
with
the
OPERATING
INSTRUCTIONS
for
future
reference.
Please
report
to
your
supply
authority
or
obtain
their
consent
before
connecting
this
equipment
to
the
power
supply
system.
A
WARNING
(Could
lead
to
death
or
serious
injury.)
@
Do
not
install
the
unit by
yourself
(user).
@
Securely
attach
the
electrical
cover
to
the
indoor
unit
and
the
service
panel
to
Improper
or
incomplete
installation
could
cause
fire,
electric
shock,
injury
due
to
the
outdoor
unit.
the
unit
falling,
or
water
leakage.
Consult
a
qualified
installer
or
the
dealer
from
If
the
electrical
cover
of
the
indoor
unit
and/or
the
service
panel
of
the
outdoor
unit
are
whom
you
purchased
the
unit.
not
attached
securely,
dust,
water,
etc.
could
collect
in
the
unit
and
could
cause
a
fire
or
@
Follow
the
instructions
detailed
in
the
installation
manual.
an
electric
shock.
Incomplete
installation
could
cause
fire
or
electric
shock,
injury
due
to
the
unitfall-
i
When
installing
or
relocating
the
unit,
make
sure
that
no
substance
other
than
ing,
or
leakage
of
water.
the
specified
refrigerant
(R410A)
enters
the
refrigerant
circuit.
@ Install
the
unit
securely
in
a
place
that
can
bear
the
weight
of
the
unit.
Any
foreign
substances
in
the
refrigerant
circuit
can
cause
abnormal
pressure
rise
If
the
installation
location
cannot
bear
the
weight
of
the
unit,
the
unit
could
fall
or
an
explosion.
causing
injury.
&
Do
not
discharge
the
refrigerant
into
the
atmosphere.
Check
that
the
refriger-
@
Perform
electrical
work
according
to
the
installation
manual
and
be
sure
to
use
ant
gas
does
not
leak
after
installation
has
been
completed.
If
refrigerant
leaks
an
exclusive
circuit.
Do
not
connect
other
electrical
appliances
to
the
circuit.
during
installation,
ventilate
the
room.
If
the
capacity
of
the
power
circuit
is
insufficient
or
there
is
incomplete
electrical
If
refrigerant
comes
in
contact
with
a
fire,
harmful
gas could
be
generated.
work,
it
could
result
in
a
fire
or
an
electric
shock.
If
refrigerant
gas
leaks
indoors,
and
comes
into
contact
with
the
flame
of
a
fan
Ground
the
unit
correctly.
heater,
space
heater,
stove,
etc.,
harmful
gases
will
be
generated.
Do
not
connect
the
ground
wire
to
a
gas
pipe,
water
pipe,
lightning
rod
or
tel-
&
Use
appropriate
tools
and
piping
materials
for
installation.
ephone
ground.
Defective
grounding
could
cause
electric
shock.
The
pressure
of
R410A
is
1.6
times
higher
than
R22.
Not
using
the
appropriate
@
Do
not
damage
the
wires.
tools
and
materials,
or
improper
installation
could
cause
the
pipes
to
burst
causing
Damaged
wires
could
cause
fire.
an
injury.
@
Be
sure
to
shut
off
the
main
power
when
setting
up
the
indoor
P.C.
board
or
Hf
When
pumping
down
the
refrigerant,
stop
the
compressor
before
disconnecting
wiring.
the
refrigerant
pipes.
Failure
to
do
so
could
cause
electric
shock.
If
the
refrigerant
pipes
are
disconnected
while
the
compressor
is
running
and
the
fl
Use
the
specified
wires
to
securely
connect
the
indoor
and
outdoor
units.
At-
stop
valve
is
open,
air
could
be
drawn
in
and
the
pressure
in
the
refrigeration
cycle
tach
the
wires
firmly
to
avoid
applying
stress
to
the
terminal
block.
could
become
abnormally
high,
causing
the
pipes
to
burst.
Improper
connection
could
cause
fire.
&
When
installing
the
unit,
securely
connect
the
refrigerant pipes
before
starting
@
Do
not
install
the
unit
in
a
place
where
flammable
gas
may
leak.
the
compressor.
If
gas
leaks
and
accumulates
around
the
unit,
it
could
cause
an
explosion.
lf
the
compressor
is
started
before
the
refrigerant pipes
are
connected
and
the
Do
not
use
intermediate
connection
of
the
power
cord
or
the
extension
cord.
stop
valve
is
open,
air
could
be
drawn
in
and
the
pressure
in
the
refrigeration
cycle
Do
not
connect
many
devices
to
one
AC
outlet.
could
become
abnormally
high,
causing
the
pipes
to
burst.
It
could
cause
a
fire
or
an
electric
shock.
@
Fasten
a
flare
nut
with
a
torque
wrench
as
specified
in
this
manual.
i@
Use
the
parts
provided
or
specified
parts
for
the
installation
work.
If
fastened
too
tight,
a
flare
nut
could
break
and
cause
refrigerant
leakage.
The
use
of
defective
parts
could
cause
an
injury
or
leakage
of
water
due
to
a
fire,
&
Install
the
unit
according
to
national
wiring
regulations.
an
electric
shock,
the
unit
falling,
etc.
i
When
plugging
the
power
supply
plug
into
the outlet,
make
sure
that
there
is
no
dust,
blockage,
or
loose
parts
both
in
the
outlet
and
on
the
plug.
Verify
that
the
power
supply
plug
is
completely
in
the
outlet.
If
there
is
dust,
blockage,
or
loose
parts
on
the
power
supply
plug
or
the outlet,
it
could
cause
electric
shock
or
fire.
If
loose
parts
are
found
on
the
power
supply
plug,
replace
it.
Depending
on
the
installation
area,
install
a
Ground
Fault
Interrupt
(GF)
circuit
Hi
Do
not
touch
the
air
inlet
or
the
aluminum
fins
of
the
outdoor
unit.
breaker.
This
could
cause
injury.
If
the
Ground
Fault
Interrupt
(GFI)
circuit
breaker
is
not
installed,
an
electric
shock
#&
Do
not
install
the
outdoor
unit
where
small
animals
may
live.
could
occur.
If
small
animals
enter
the
unit
and
damage
its
electrical
parts,
it
could
cause
a
i@
Perform
the
drainage/piping
work
securely
according
to
the
installation
malfunction,
smoke
emission,
or
fire.
Keep
the
area
around
the
unit
clean.
manual.
If
there
is
defect
in
the
drainage/piping
work,
water
could
drip
from
the
unit,
and
damage
household
items.
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