1. Insert from outside the room cable into left side of the wall
hole, in which the pipe has alread
●
y existed.
2. Pull out the cable on the front side, and connect the cable
making a loop.
When connecting the cable, con r
●
m the terminal number of indoor and
outdoor units carefully. If wiring is not correct, proper operation can not
be carried out and will cause defect.
Insert the cable from the back side of the unit, then pull it out on the front side.
Loosen the screws and insert the cable ends fully into terminal bloc k, then
tighten the screws.
Pull the cable slightly to m ake sure the cables have been properly inserted and
tightened.
After the cable connection, never fail to fasten the connected cable with the
wiring cover.
When connecting the cable after installing the indoor unit
When connecting the cable before installing the indoor unit
Note:
1. If the supply cord is damaged, it m
●
ust be replaced by the manufacturer or its
service agent or a similar quali ed person. The type of connecting wire is
H07RN-F.
2. If the fuse on PC board is broken
●
please change it with the type of
3. The wiring method should be in l
●
ine with the local wiring standard.
4. After installation, the power plug should be easily reached.
5. A breaker should be incorporated into xed wiring. The breaker should be
all-pole switch and the distance between its two contacts should be not less
than 3mm.
T.3.15A/250VAC (Indoor).
To Outdoor unit
Connecting wiring
4G1.0mm
2
C ode
indic ation
T roub le description
A na lyze an d diagnose
E 1
E 2
E 4
E 7
E 14
H ea t-exchange
sen sor failure
Ind oor E E P R O M
error
C om m unication
fau lt betw een
indoor and ou tdoo r
un its
Indoor fan m otor
m alfunction
O pe ration ha lt due to breaking
of w ire inside the fan m otor;
O pe ration ha lt due to breaking
of the fan m otor lea d w ires;
D etection error du e to faulty
indoor unit P C B ;
Indoor unit- outdoor unit sign al
transm iss ion error du e to w iring
error;
F au lty P C B ;
F au lty E E P R O M data;
F au lty E E P R O M ;
F aulty P C B ;
F aulty conn ector con nection;
F aulty therm istor;
F au lty P C B ;
Room temperature
sensor failure
The power source must be exclusively used for air conditioner.
In the case of installing an air conditioner in a moist place, please install
an ea
For installation in other places, use a circuit breaker as far as possible.
Pipe cutting is carried out with a pipe cutter and burs must be removed.
After inserting the are nut, aring work is carried out.
Power Source Installation
Cutting and Flaring Work of Piping
Flare tool for R410A
Conventional are tool
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 are
Partial
Too outside
t
c
e
r
r
o
c
n
I
t
c
e
r
r
o
C
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.
Please install the drain hose so as to be downward slope without fail.
Please don’t do the drainage as shown below.
Please pour water in the drain pan of the indoor unit, and
is carried out surely to outdoor.
In case that the attached drain hose is in a room, please apply heat
insulation to
Less than
5cm
con rm that
drainage
it without fail.
Crack
Indoor unit
Check Items for Test Run
Gas leak from pipe connecting?
Heat insulation of pipe connecting?
Are the connecting wirings of indoor and outdoor rmly
Is the connecting wiring of indoor and outdoor rmly xed?
Is drainage securely carried out?
Is the earth line securely connected?
Is the indoor unit securely xed?
Is power source voltage abided by the code?
Is there any noise?
Is the lamp normally lighting?
Are cooling and heating (when in heat pump) performed normally?
Is the operation of room temperature regulator normal?
Please kindly explain to our customers how to
operate through the instruction manual.
inserted to the terminal block?
Put check mark
in boxes
Flare tooling die
1.Cut pipe
2.Remove burs
3.Insert the are nut
4.Flare pipe
On Drainage
Check for Installation and Test Run
7
