EN
joint A
groove
3.
Lead the heat discharge pipe outdoors.
Note on installing heat discharge pipe
In order to improve cooling efficiency,the heat discharge pipe should be as
short as possible and flat without curve to ensure smooth heat discharge.
The discharge pipe is suggested to be installed according to below figure .
Discharge pipe can be installed based on user's requirement, while
installation form as shown below should be avoided as it may lead to
non-uniform exhaust.
•
If the length of the heat discharge pipe is less than 1 meter. It is
recommended to use it with shortest length.
•
When installing, heat discharge pipe should be as flat as possible. Do not
lengthen the pipe or connect it with an other heat discharge pipe.
Operation Test
•
Connect power and then press ON/OFF button on remote control to
start the unit.
•
Press mode button to select auto, cooling, dry, fan or heating function,
and then check if the unit operates normally.
•
If ambient temperature is below 16°C , the unit can't operate in cooling
mode.
Wiring Diagram
The electric schematic diagram are subject to change without notice.
Please refer to the one on the unit.
UL-C10EA-W
UL-C12EA-W
UL-C10UA-W
R(M)
BOARD
DISPLAY
REC
RECEIVER
BOARD
SWITCH
WATER LEVEL
RT2
RT1
WATER MOTOR
POWER
L
BN(BK)
N
YEGN(GN)
BU(WH)
BU
N1
S
COMP
C
YE
C1
K201
AC-L
COMP
N2
WATER1
DISP2
RD
RD
BU
RD
DISP2
DISP1
AP2
M3
PE
PE
YEGN
DISP1
PE
PE
M2
OFAN
YEGN
MOTOR
DOWN FAN
C3
C2
RD
UP FAN
MOTOR
BN
M1
YEGN
FAN
AP3
AP1
MAIN BOARD
COMP.
CAP.
CAP.
RD
BN
CAP.
HIGH-WP
RD
RD
SA
SWING
M4
STEPPING
MOTOR
SENSOR
TUBE TEMP.
T-SENSOR
ROOM TEMP.
SENSOR
UL-CY12EA-W
R(M)
OUTTUBE
RT3
BOARD
DISPLAY
REC
RECEIVER
BOARD
SWITCH
WATER LEVEL
RT2
RT1
OUTTUBE TEMP.
SENSOR
WATER MOTOR
POWER
L
BN(BK)
N
YEGN(GN)
BU(WH)
BU
N1
S
COMP
C
YE
C1
K201
AC-L
COMP
N2
WATER
DISP2
RD
RD
BU
RD
DISP2
DISP1
AP2
M3
PE
PE
YEGN
DISP1
PE
PE
M2
OFAN
YEGN
MOTOR
DOWN FAN
C3
C2
RD
UP FAN
MOTOR
BN
M1
YEGN
FAN
AP3
AP1
MAIN BOARD
COMP.
CAP.
CAP.
RD
BN
CAP.
N2
4YV
4WAY
4-WAY
VALVE
HIGH-WP
RD
RD
SA
SWING
M4
STEPPING
MOTOR
SENSOR
TUBE TEMP.
T-SENSOR
ROOM TEMP.
SENSOR
Specialist's Manual
Aptitude requirement for maintenance personnel
(repairs should be done only by specialists).
1.
Any person who is involved with working on or breaking into a
refrigerant circuit should hold a current valid certificate from an
industry-accredited assessment authority, which authorises their
competence to handle refrigerants safely in accordance with an
industry recognised assessment specification.
2.
Servicing shall only be performed as recommended by the equipment
manufacturer. Maintenance and repair requiring the assistance of
other skilled personnel shall be carried out under the supervision of
the person competent in the use of flammable refrigerants.
Safety preparation work
The maximum refrigerant charge amount is shown on the following table.
(Note: Please refer to the nameplate for the charging quantity of R290).
