Tadiran Telecom MINI-VRF - Page 3

This
air
conditioner
is a comfortable
unit. Dontt
use it in
some
special places
for
machine
rooms, precise
instruments,
foods,
plants,
animals,
artworks.
etc,
The
installation
shall
be done
by the
distributor
or the
professional
staff.
The installation
staff
must have
related professional
knowledge.
Misoperation
in the
self-installation
will result
in
fire, electric
shock, injury,
water
leak,
etc.
Ifthe
air conditioner
is installed
in a
small room,
some
proper
measures
shall be taken
to
make
sure that
the concentration
ofrefrigerant
leak in
the
room
shall not
exceed
the critical
level.
For detailed
meaiuis,
please
consult
the
distributor.
When connecting
the
power
supply'
comply
with the
regulations
specified
by the
local
power
company.
According
to the
law,
the
ground
wire
must
be connected.
The
misconnection
ofthe
ground
wire
will result
in
electric
shock.
If the at
conditioner
needs to be
moved
or reinstalled, please
inform the
distributor
or the
professional
stafi
to
operate.
Inconect
installation
will
result
in
fire, electric
shock, injury,
water
leak,
etc.
The
users
axe not
permitted
to rebuild
or repair
the
air conditioner
by their
om.
Incorrect
repair
will result
in fire,
electric
shock,
injury,
water
leak,
etc..
Please inform
*re distributor
or
the
professional
staffto
repair.
Make
sure the
water drainage
ditch
is
useable.
Make.sure
a
current
leakage
protection
switch
is
equipped.
The
current
leakage
protection
switch
must
be equipped.
Ifnot,
an electric
shock
will
take
place.
It
mush't
be installed
in
any
potential
leakage
location
ofinflammable gas.
In
case
ofthe inflammable gas
leak
around
the
outdoor
unit,
a lire takes
place.
Make
sure the
foundation
and hoisting
are fim
and reliable.
Ifnot,
it
will result
in
a falling
accident.
Make
sure
all cables
are
correctly
connected.
The
misconnection
ofthe
cables
will result
in the
damage
ofelectrical
components.
Pre-instrallation
exposure
to
water
or other
moistures
will
result in
short
circuit
ofits
electrical
components..
Don't
store it
in any
damp
cellar or
expose it
to rain
or water.
In caseofthe
refrigerant
leaks
during
installation,
the room
must
be ventilated
at once.
Ifthe
leaked
refrigerant
is
exposed
to flame,
some toxic
gases
will
be
generated.
After installation,
make
sure the
refrigerant
is
not leaked.
Ifthe
refrigerant gas
in the
room
is exposed
to flame
source,
such
as a
heatet a
stove or
an electric
cooker,
some
toxic
gases
will be
generated..
A lightning protection
device
must
be equipped
according
to
national
laws
and regulations
against
the lightning
strike.
Points
for
Construction
fns
2.1
Anival
ofgoods
and open-case
inspection
i)
when
receiving
lhe machine,
check if there
is
any
damage in
trmsportation.
If any
surface
or
intemal
dmage
is ibund, please
infom
the
trarsportation
agency
in a witten
fom.
'
2) Afru
receivittg
the
machine,
check if the
type,
specification
and,
qumtity
of the machine
confom
to the
contract.
3) when
unpacking
the
product,
please
keep
tlre Manual
well
and check
all accessories.
2.2
Refrigerant pipe
l) The-refrigerant
pipe
must
be
installed
by the special
refrigerant
dishibutor
made by
our company (purchase).
2)
The refrigerant pipe
must use the
pipe
with specified
diameter
and wall
thickness.
3)
The welding
of the
copper
pipe
must
be
performed
with
nihogen-filled protection.
Before
welding, the
copper
pipe
must
be filled
with the
nitrogen
of
0.2kgflcnt'.
After
welding,
the nitrogen
must be cut
offuntil
G copper
pipe
is thoroughly
cooled
down.
4) The
refrigerant pipe
must be treatcd
with
themal
insulation.
5)
After the
refrigerant pipe
is installed
and
before the air
tightness
test and
vacuumization
are
performed,
the indoor
uit
cannot
be
power-on.
2.3
Air
tightness
test
After the
refrigerant
pipe
is instalied,
nitrogen
of40kgf/crf
1+.oula;
must
be filled
from
the
gas
side
and liquid
side
simultaneously
for
24-hour
air
tightness
test.
2.4
Vacuumizing
After
the
air tightness
test, vacuumization (0.lMPa)
must
be
perfomed
from
both thc
gas
side and the
liquid side
simultaneously.
2.5
Refilling
of refrigerant
l) The
refilling
volune
of refrigerant
is
calculated
by the
diarneter
and length (actual
length)
of the
pipe
at the liquid
sides of the
indoor
and outdoor
unlts.
2)
The refilling
volume
of refiigermt,
diameter
and length (actual
length)
of liquid pipe,
and height
difference
of the
indoor
and
outdoor units
shall
be
recorded
into the me confirmation
table
of the
outdoor
unit
(on
the cover
plate
of electronic
conlol
box) for
future reference.
2.6
Electrical
wiring
1)
The
power
sryply
capacity and
wire
diameter
shall
be selected
according
to the
design
manual.
Generally,
the
power
line
ofthe
air conditioner
is
thicker
thm rbat
of rhe
motor.
2)
To
prer'mt
miscperatim
of the
airsnditioner,
don't interlace
or wind the power
line
(220-240v-l3g0v
3N-) wi*r
the connecting
wires
(low-voltage
nires)
of rhe
indmr and
mrdoor
mis.
i
t
Tb€ iDdoor
mir
b
pora-c
affa air tighbss
test
md vacumization.
'-
Trtdnr
I
t
ti{ rr
'-l
bc
pafucd
-n
6e orlldor
uit is
pos'r-on
for
more rhan
12 hours,
or the
system
may
be damaged.