Open
No gas leakage?5.
Detachthechargehose6.
from the service port,
open 2-way valve and 3-way. Turn
thevalverodanticlockwise until hitting lightly.
In case of gas leakage, tighten parts of pipe connection. If
leakagestops,thenproceed6.steps
If it does not stop gas leakage, discharge whole refrigerants
from the service
port.Afterflaring workagainandvacuumize,fillupprescribed
refrigerantfromthegascylinder.
Anti countercurrent joint
Gaugemanifold(for
R410A)
2-way valve Liquid Side
3-wayvalveGasSide
Vacuum pump(for R410A)
Tube(for R410A)
Close
2-way valve
3-way valve
Open 90
O
2-way valve
3-way valve
2-way valve
3-way valve
Valve rod cap
Valve rod cap
Service port cap
To prevent the gas
leakage, turn the service
port’s cap, the valve
rod’s cap for 2-way
valve and 3-way’s a little more
than the point where the torque increases suddenly
After attaching the each
caps, check the gas
leakagearoundthecaps.
7.
8.
Step 1.
Step 2.
Step 3.
Step 7.
Step 6.
Step 4.
The power source must be exclusively used for air
ƽ
conditioner. (Over I0A)
In the case of installing an air conditioner in a moist place,
ƽ
pleaseinstallanea-
For installation in other places, use a circuit breaker as far
ƽ
as possible.
Pipe cutting is carried out with a pipe cutter and burs must
ƽ
be removed.
Afterinsertingtheflarenut,flaring workiscarriedout.
ƽ
Power Source Installation
CuttingandFlaringWorkofPiping
Flare tooling die
1.Cut pipe
2.Remove burs
FlaretoolforR410A Conventionalflaretool
Clutch-type clutch-type(Rigid-type) Wing-nut type (Imperial-type)
A 0~0.5mm 1.0~1.5mm 1.5~2.0mm
rth leakage breaker.
Lean
Damage of flare Crack Partial Too outside
Correct Incorrect
On Drainage
It becomes
high midway.
The gap with the
ground is too small.
There is the bad
smell from a ditch
It waves.
The end is imm-
ersed in water.
Pleaseinstallthedrainhosesoastobedownwardslopewithoutfail.
Pleasedon’tdothedrainageasshownbelow.
ƽ
ƽ
Please pour water in the drain pan of the indoor unit, and
ƽ
is carried out surely to outdoor.
In case that the attached drain hose is in a room, please
ƽ
applyheatinsulationto
Less than
5cm
confirm that drainage
it without fail.
4
2-way valve
3-way valve
2-way valve
3-way valve
Iftherefrigerant of theairconditionerleaks,itisnecessarytodischargeallthe
ƽ
refrigerant. Vacuumize first, then
charge the liquid refrigerant into air conditio-
neraccordingtotheamountmarkedonthenameplate.
Please do not let other cooling medium, except specified one (R410A), or air
ƽ
enterintothecoolingcirculationsystem.Otherwise,therewillbeabnormal
highpressureinthesystemtomakeitcrackandleadtopersonalinjuries.
CAUTION
Each indoor unit musts to be vacuumed , according to the above steps.
ƽ
1
1+2=
kg
R410A
2
kg
2=
1=
B
C
D
FE
kg
A
This product contains fluorinated greenhouse gases covered by
the Kyoto Protocol. Do not vent into the atmosphere.
Refrigerant type:R410A
GWP* value:1975
GWP=global warming potential
Please fill in with indelible ink,
• 1 the factory refrigerant charge of the product
• 2 the additional refrigerant amount charged in the field and
• 1+2 the total refrigerant charge
on the refrigerant charge label supplied with the product.
The filled out label must be adhered in the proximity of the product
charging port (e.g. onto the inside of the stop value cover).
A contains fluorinated greenhouse gases covered by the Kyoto
Protocol
B factory refrigerant charge of the product: see unit name plate
C additional refrigerant amount charged in the field
D total refrigerant charge
E outdoor unit
F refrigerant cylinder and manifold for charging
Contains fluorinated greenhouse gases
covered by the Kyoto Protocol
Refrigerant charge labelƵ
Check Items for Test Run
Put check mark
in boxes
Gasleakfrompipeconnecting?
Heat insulation of pipe connecting?
Are the connecting wirings of indoor and outdoor firmly
Istheconnectingwiring of indoorandoutdoorfirmlyfixed?
Is drainage securely carried out?
Is the earth line securely connected?
Istheindoorunitsecurelyfixed?
Is power source voltage abided by the code?
Is there any noise?
Isthelampnormallylighting?
Arecoolingandheating(wheninheatpump)performednormally?
Is the operation of room temperature regulator normal?
Please kindly explain to our customers how to operate
throughtheinstructionmanual.
Check for Installation and Test Run
Ƶ
inserted to the terminal block?
Ƶ
Vacuumize for over 15min.And check the level gauge which should read -0.1MPa
3.
(76 cm Hg) at Iow
pressure side. After the
completion of vacuumizing, close the
handle ‘Lo’ in gaugemanifold and stop the operation of the vacuum pump. Check
condition of the scale and hold it for 1-2min. If the scale-moves back in spite of
tightening, make flaring work again, the return to the beginning of 3 .
Openthevalverodforthe2-wayvalvetoanangle of4.
anticlockwise90degrees.
After 6 seconds, close the
2-wayvalveandmakethe
inspection of gas leakage.
Check Items for Test Run
3.Insert the flare nut
4.Flare pipe
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