1. Insert from outside the room cable into left side of the wall
hole,inwhichthepipehasalreadyexisted.
2.Pulloutthecableonthefrontside,andconnectthecable
making a loop.
When connecting the cable, confirm the terminal number of indoor and
outdoor units carefully. If wiring is not correct, proper operation can not
becarriedoutandwillcausedefect.
Insert the cable from the back
ƽ
side of the unit, then pull it out
on the front side.
Loosen the screws and insert
ƽ
the cable ends fully into
terminal block, then
tighten the screws.
Pull the cable slightly to
ƽ
make sure the cables have
been properly inserted and
tightened.
After the cable connection,
ƽ
neverfailtofastentheconnectedcablewiththe
wiring cover.
When connecting the cable after installing the indoor unit
When connecting the cable before installing the indoor unit
Note:
1.Ifthesupplycordisdamaged,itmustbereplacedbythemanufacturerorits
service agent or a similar qualified person. The type of connecting wire is
H05RN-F
or H07RN-F.
2.IfthefuseonPCboardisbrokenpleasechangeitwiththe
type of
3.Thewiringmethodshouldbeinlinewiththelocalwiringstandard.
4. After installation, the power plug should be easily reached.
5. A breakershouldbeincorporatedintofixedwiring.Thebreakershouldbe
all-pole
switchandthedistancebetweenitstwocontactsshouldbenotless
than 3mm.
T.3.15A/250VAC (Indoor).
To Outdoor unit
Model
Connecting wiring
4G0.75mm
2
The power source must be exclusively used for air
ƽ
conditioner.
In the case of installing an air conditioner in a moist place,
ƽ
please install
an ea
For installation in other places, use a circuit breaker as far
ƽ
as possible.
Pipecuttingiscarriedoutwith a pipecutterandbursmust beremoved.
Afterinsertingtheflarenut,flaring workiscarriedout.
PowerSourceInstallation
CuttingandFlaringWorkofPiping
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 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.
Please don’t do the drainage as shown below.
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
apply heat
insulation
to
Less than
5cm
confirm that
drainage
it without fail.
Crack
Indoor unit
CheckItemsforTestRun
Gasleakfrompipeconnecting?
Heat insulation of pipe connecting?
Are the connecting wirings of indoor and outdoor firmly
Is the connecting wiring of indoor and outdoor firmly fixed?
Is drainage securely carried out?
Is the earth line securely connected?
Istheindoorunitsecurelyfixed?
Is power source voltage abided by the code?
Is there any noise?
Is the lamp normally lighting?
Arecoolingandheating(wheninheatpump)performednormally?
Is the operation of room temperature regulator normal?
Pleasekindlyexplaintoourcustomershowto
operate
through the instruction manual.
inserted to the terminal block?
Ƶ
Put check mark in boxes
Flare tooling die
1.Cut pipe
2.Remove burs
3.Inserttheflarenut
4.Flare pipe
ƽ
ƽ
On Drainage
Check for Installation and Test Run
Code
indication
Trouble description
Analyze and diagnose
E1
E2
E4
E7
E14
Indoor fan motor
malfunction
Heat-exchange
sensor failure
Indoor EEPROM
error
Communication
fault between
indoor and outdoor
units
Indoor fan motor
malfunction
Operation halt due to breaking
of wire inside the fan motor;
Operation halt due to breaking
of the fan motor lead wires;
Detection error due to faulty
indoor unit PCB;
Indoor unit- outdoor unit signal
transmission error due to wiring
error;
Faulty PCB;
Faulty EEPROM data;
Faulty EEPROM;
Faulty PCB;
Faulty connector connection;
Faulty thermistor;
Faulty PCB;
Domestic Air Conditioner
Installation
HSU09VHG(DB)-G
HSU12VHG(DB)-G
HSU18VHG(DB)-G
HSU24VHG(DB)-G
HSU109VHG-G