Dimplex LA 16 MI User manual

F568083
ENGLISH
ENGLISH
Before operating the unit, read these operating instructions thoroughly and keep them for future reference.
Before operating the unit, make sure the installation has been carried out correctly by authorized installer correctly
and precisely following the installation instructions given.
2 ~ 13
2 ~ 13
FRANÇAIS
FRANÇAIS
Avant d’utiliser l’appareil, lisez ce mode d’emploi dans son intégralité et conservez-le pour toute référence ultérieure.
Avant de faire fonctionner l’unité, assurez-vous que l’installation a été correctement réalisée par un installateur agrée
et dans le strict respect des consignes d’installation fournies.
14 ~ 25
14 ~ 25
ESPAÑOL
Antes de utilizar la unidad, sírvase leer atentamente estas instrucciones de funcionamiento y conservarlas como
futuro elemento de consulta.
Antes de operar la unidad asegúrese de que la instalación haya sido realizada correctamente por un instalador
autorizado, siguiendo de forma correcta y precisa las instrucciones de instalación dadas.
26 ~ 37
26 ~ 37
DEUTSCH
Bevor Sie das Gerät in Betrieb nehmen, lesen Sie bitte diese Bedienungsanleitung aufmerksam durch und bewahren Sie
sie für die künftige Verwendung auf.
Vor der Inbetriebnahme dieses Geräts ist sicherzustellen, dass die Montage durch einen autorisierten Händler
fachgerecht entsprechend der Installationsanleitung durchgeführt wurde.
38 ~ 49
38 ~ 49
Model No.
Mono bloc Unit
LA12MI
LA16MI
Operating Instructions
(Mono bloc) Air-to-Water Heatpump System

2
• This manual describes how to operate the Heatpump system.
• Other operation such as water tank, radiator, external thermo controller
and underfloor system, please refer to respective manufacturer
operation manuals.
SAFETY PRECAUTIONS
TABLE OF CONTENTS
TABLE OF CONTENTS
SAFETY PRECAUTIONS
2~3
TECHNICAL DEVICE
INFORMATION
4
CHARACTERISTIC
CURVES
5~6
REMOTE CONTROL
7~10
MONO BLOC UNIT
11
TROUBLESHOOTING
12
INFORMATION
13
NOTE
NOTE
The illustrations in this manual are for
explanation purposes only and may
differ from the actual unit. They are
subjected to change without notice for
future improvement.
OPERATION CONDITION
OPERATION CONDITION
Water outlet
Temperature (°C)
HEATING Max. 55
Min. 25
Ambient
Temperature (°C)
HEATING Max. 35
Min. -20
NOTICE : When the outdoor temperature
is out of the above temperature
range, the heating capacity will
drop significantly and mono bloc
unit might stop for protection
control.
The unit will restart automatically
after a short time when the
outdoor temperature is back in
the limits.
To prevent personal injury, injury to others, or property damage, please
comply with the following.
Incorrect operation due to failure to follow instructions below may cause
harm or damage, the seriousness of which is classified as below:
WARNING
WARNING
This sign warns of death or serious injury.
CAUTION
CAUTION
This sign warns of injury or damage to
property.
The instructions to be followed are classified by the following symbols:
This symbol denotes an action that is
PROHIBITED.
These symbols denote an action that
is COMPULSORY.
WARNING
WARNING
MONO BLOC UNIT
This appliance is not intended for use by persons (including
children) with reduced physical, sensory or mental
capabilities, or lack of experience and knowledge, unless
they have been given supervision or instruction concerning
use of the appliance by a person responsible for their safety.
Children should be supervised to ensure that they do not
play with the appliance.
Please consult authorized dealer or specialist to clean
the internal parts, repair, install, remove and reinstall the
unit. Improper installation and handling will cause leakage,
electric shock or fire.
When repair or service refrigeration system, confirm to
authorized dealer or specialist on usage of specified
refrigerant type. Using of refrigerant other than the specified
type may cause product damage, burst and injury etc.
Do not install the unit in a potentially explosive or flammable
atmosphere. Failure to do so could result in fire.
Do not insert your fingers or other objects into the
mono bloc unit, rotating parts may cause injury.
Do not touch the mono bloc unit during lightning, it may
cause electric shock.
Do not sit or step on the unit, you may fall down
accidentally.

ENGLISH
3
WARNING
WARNING
POWER SUPPLY
Do not use modified cord,
joint cord, extension cord or
unspecified cord to prevent
overheating and fire.
To prevent overheating, fire or electric shock:
• Do not share the same power outlet with other
equipment.
• Do not operate with wet hands.
• Do not over bend the power supply cord.
If the supply cord is damage, it must be replaced
by the manufacturer, its service agent or similarly
qualified persons in order to avoid a hazard.
This unit is equipped with Residue Current Circuit
Breaker (RCCB). It is strongly recommended to
check the operation of the RCCB after installation
and periodically after servicing or maintenance
by authorized dealer to ensure it is in good
working order. Otherwise, it may cause electrical
shock or fire in case of malfunction.
This equipment is strongly recommended to be
installed with Residual Current Device (RCD)
on-site according to the respective national
wiring rules or country-specific safety measures
in terms of residual current.
Stop using the product if any abnormality/failure
occurs and disconnect the power plug or turn off
the power switch and breaker.
(Risk of smoke/fire/electric shock)
Examples of abnormality/failure
• The RCCB switches off by itself.
• Burning smell, abnormal noise or vibration
sound is observed when the unit is in use.
• Hot water keeps on coming off the unit.
Contact your local dealer immediately for
maintenance/repair.
It is recommended to wear gloves during
servicing or maintenance in order to avoid
hazard.
This equipment must be earthed to prevent
electrical shock or fire.
Prevent electric shock by switching off the power
supply when:
- Before cleaning or servicing.
This appliance is for multiple uses. All power
supply circuits must be turn off before access to
any of the terminals in the unit, to avoid electrical
shock, burn or fatal injury.
CAUTION
CAUTION
MONO BLOC UNIT
Do not install the unit close to any combustible
equipment or at bathroom. Otherwise, it may
cause electric shock or fire.
Do not touch the water discharge pipe during
operation.
Do not place anything on top or beneath of the
unit.
Do not touch the sharp aluminium fin,
sharp parts may cause injury.
Do not use the system during sterilization to
prevent scalding or overheat during shower.
Ensure drainage pipe is connected properly.
Otherwise, leakage may occur.
After a long period of use, make sure the
installation rack does not deteriorate to prevent
the unit from falling down.
The sterilization function field settings must be
configured by the authorized dealer according
to local laws and regulation.
REMOTE CONTROL
Do not let the remote control get wet.
Otherwise, it may cause malfunction.
Do not press the buttons on the remote control
with hard, pointed objects. Otherwise, it may
damage the unit.
Do not wash the remote control with water,
benzene, thinner or scouring powder.
Do
not inspect or service the remote control by
not inspect or service the remote control by
yourself. Please consult authorized dealer.
yourself. Please consult authorized dealer.
Otherwise, it can damage or malfunction.
/
Floor Heating
Panel
Power Supply
Water Tank Unit
Mono bloc Unit
Shower
Remote Control

4
TECHNICAL DEVICE INFORMATION
1 Type and order code LA12MI LA16MI
2 Design
2.1 Degree of protection according to EN 60 529 for a compact unit or heating
element IP 24 IP 24
2.2 Installation location Outdoors Outdoors
3 Performance Data
3.1 Operating temperature limits:
Heating water flow / return flow °C Max. 55 / min. 25 Max. 55 / min. 25
Air °C -20 to+35 -20 to+35
3.2 Heating water temperature difference at
standard rating condition K55
Heat output / COP at A7 / W35 1kW / --- 12.0 / 4.67 16.0 / 4.23
at A2 / W35 1kW / --- 11.0 / 3.50 14.0 / 3.10
at A-7 / W35 1kW / --- 12.0 / 2.90 14.1 / 2.72
3.3 Sound power level 2dB(A) 62 64
3.4 Heating water flow rate m³/h 2.1 2.8
3.5 Air flow m³/h 4800 5400
3.6 Refrigerant; total filling weight Type / kgR410A / 2.3 R410A / 2.3
3.7 Lubricant; total filling quantity Type / Litre
FV50S (PVE) / 1.2 FV50S (PVE) / 1.2
4 Dimensions, connections and weight
4.1 Device dimensions without connections H x W x L mm
1410 ×1283 ×320 1410 ×1283 ×320
4.2 Device connections to heating system Inch 1 1/4” ext. thread 1 1/4” ext. thread
4.3 Weight of the transportable unit(s) incl. packaging kg165 165
5 Electrical Connection (Heat Pump)
5.1 Nominal voltage; fuse protection V / A 230 / 32 230 / 32
5.2 Norminal power consumption 1A7 W35 kW 2.57 3.78
5.3 Starting current (Inverter driven) A7 W35 A Gradual increase
from 0-12 Gradual increase from 0-18
5.4 Nominal current A7 W35 / cosϕA / --- 11.6 / 0.96 17.1 / 0.96
5.5 Power input of integral fan and pump 3W 60 / 180 60 / 180
6 Electrical Connection (Back-Up Heater)
6.1 Nominal voltage; Frequency; Fuse protection V / Hz / A 230 / 50 / 26 230 / 50 / 26
6.2 Norminal power consumption kW 6.0 6.0
7 Heating Water Circuit
7.1 Expansion Vessel Litre / Bar 10 / 3 10 / 3
7.2 Pressure Relief Valve Bar Open 3.0 /
Close 2.65 Open 3.0 / Close 2.65
7.3 Free pressure, heating circulating pump (max speed) kPa 83 83
8 Other design characteristics
8.1 Defrosting Automatic Automatic
Type of defrosting Reverse Cycle Reverse Cycle
8.2 Heating water in device protected against freezing yes yes
8.3 Controller internal / external External External
1) These data characterise the size and performance of the system according to EN 14511 with clean heat exchangers. Abbreviations have the
following meaning, e.g. A2 / W35: outside temperature 2°C and heating water supply temperature 35°C. A2 / W35 test, takes into account
defrosting as per EN 14511.
2) According to EN 12102, EN ISO 3744.
3) Power input to pump relates to factory setting, speed 2. Fan is variable speed, rated input relates to maximum input power.

ENGLISH
5
LA12MI CHARACTERISTIC CURVES
0
2
4
6
8
10
12
14
-20 -15 -10 -5 0 5 10 15 20 25
Conditions:
Heating water flow rate ???m³/h
55°C*
Conditions:
Heating water flow rate ???m³/h
35°C*
0
1
2
3
4
5
6
7
-20 -15 -10 -5 0 5 10 15 20 25
35°C*
55°C*
0
1
2
3
4
5
6
-20 -15 -10 -5 0 5 10 15 20 25
55°C*
35°C*
0
10
20
30
40
50
60
70
00.511.5
Sp3
Sp2Sp1
Coefficient of performance (incl. power input to pump)
Heating capacity (Peak) [kW] * Water outlet temperature
Conditions:
Heating water flow rate 2.1 m³/h
Air inlet temperature in [°C]
Power consumption [kW] Circulating pump characteristic
Pressure loss [kPa]
Heating side
Air inlet temperature in [°C]
Air inlet temperature [°C] Water flow rate [m³/h]

6
LA16MI CHARACTERISTIC CURVES
0
2
4
6
8
10
12
14
16
18
-20 -15 -10 -5 0 5 10 15 20 25
Conditions:
Heating water flow rate ???m³/h
55°C*
Conditions:
Heating water flow rate ???m³/h
35°C*
0
1
2
3
4
5
6
7
-20 -15 -10 -5 0 5 10 15 20 25
35°C*
55°C*
0
1
2
3
4
5
6
-20 -15 -10 -5 0 5 10 15 20 25
55°C*
35°C*
0
10
20
30
40
50
60
70
80
90
01234
Sp3
Sp2
Sp1
Heating capacity (Peak) [kW] * Water outlet temperature
Conditions:
Heating water flow rate 2.8 m³/h
Air inlet temperature in [°C]
Power consumption [kW] Circulating pump characteristic
Pressure loss [kPa]
Heating side
Air inlet temperature in [°C]
Air inlet temperature [°C] Water flow rate [m³/h]

ENGLISH
7
REMOTE CONTROL
TIMER OUTDOOR
HEAT
SETTING
STATUS
PUMPDW
BOOSTER
QUIET
TANK
WATER OUTLET
C
C
SET
SELECT
CANCEL ERROR
RESET
SETTING STATUS
SEARCH
PUMPDWFORCECLOCK
CHECK
OFF/ON
MODE
HEATER
QUIET
OFF/ON
TIMER
HEATER
OPERATION
FORCE
HEATER
ACTUAL
TIMER
1
MON TUE WEDTHU FRI SAT SUN
REMOTE
23456
ON
OFF
• Some functions described in this manual may not be applicable to your unit.
• Consult your nearest authorized dealer for further information.
• For normal operation, the
ERROR
RESET
,
FORCE
and
PUMPDW
buttons are not in use.
1OFF/ON Button 14 Quiet Operation OFF/ON Indicator
2Operation LED 15 Backup Heater Enabled/Disabled Indicator
3Operation Mode Button 16 Force Heater Request OFF/ON Indicator
4Quiet Operation Button 17 Backup Heater Actual Operation (OFF/ON) Indicator
5Backup Heater Enabling Button 18 Booster Heater Actual Operation (OFF/ON) Indicator
6System Setting Mode Buttons 19 System Setting Mode OFF/ON Indicator
7Timer Setting Group Buttons 20 System Status Check Mode OFF/ON Indicator
8Force Heater Mode Button 21 System Pumpdown Mode OFF/ON Indicator
9System Pumpdown Mode Button 22 Timer/Clock Setting Display
10 System Status Check Mode Buttons 23 External Thermo Controller Connected Display
11 Error Reset Button 24 Outdoor Ambient Temperature Display
12 Heat Mode OFF/ON Indicator 25 Water Outlet Temperature Display
13 Tank Mode OFF/ON Indicator
Notes:
• The current day and time need to be set when:
- The power is turned on for the first time.
- After a long time has elapsed since the power was last
turned on.
• The current time that has been set will be the standard
time for all the Timer operations.
1. Press
CLOCK
.
2. Press or to set current day.
3. Press
SET
to confirm.
4. Repeat steps 2 and 3 to set the current time.
REMOTE CONTROL PREPARATION
Setting Current Day and Time
16
1
22
21
10
17
18
19
20
24
9
5
25
3
8
4
7
2
15
14
12
13
611
23

8
SETTING UP THE SPECIAL FUNCTIONS
SETTING UP THE SPECIAL FUNCTIONS
• After initial installation, you can manually adjust the settings. The initial setting remains active until the user changes it.
• The remote control can be used for multiple installations. Some functions may not be applicable to your unit.
• Ensure the operation LED is in OFF condition before setting.
TIMER OUTDOOR
HEAT
SETTING
STATUS
PUMPDW
BOOSTER
QUIET
TANK
WATER OUTLET
HEATER
OPERATION
FORCE
HEATER
ACTUAL
Day display YES / NO / Temperature display
SETTING / STATUS indicatorFunctions*
Timer display
Operation
Mode Actual Operation
SET
SELECT
CANCEL
SETTING STATUS
SEARCH
CHECK
SELECT FUNCTIONS AND SET YOUR DESIRED TIMER
1. Press
SET
and
CHECK
simultaneously for 5 seconds to enter special setting mode. “SETTING” and “STATUS” indicator is ON.
2. Press or to browse functions.
3. Press
SELECT
to enter the function.
4. Press or to enable YES or disable NO function, or set your desired day and time.
5. Press
SET
to confirm.
Function * Operation Mode/
Actual Operation Description
External Thermo Controller (YES / NO)
To set external thermo controller connection.
TANK
Tank Connection (YES / NO)
To set tank connection.
SOLAR
Solar Priority (YES / NO) (Not Applicable)
To choose the solar use for water tank heat up.
HEAT
Heating Priority (YES / NO)
To choose the heat pump only use for Heating side during HEAT + TANK mode.
HEAT
Heating Heat-up Interval Set
To set timer for Heating during HEAT + TANK mode (0.5hour ~ 10hours).
TANK
Tank Heat-up Interval Set
To set timer for Tank during HEAT + TANK mode (5minutes ~ 1hour 35minutes).
BOOSTER
Booster Heater Delay Time Set
To set delay timer for booster heater to ON if tank temperature is not reached (20minutes ~ 1hour
35minutes).
• Do not use the system during sterilization to prevent scalding or overheat during shower.
• The sterilization function field settings must be configured by the authorized dealer according to local laws and regulation.
Sterilization (YES / NO)
To set sterilization, if required.
Sterilization Day & Time Set
To set timer for sterilization (only once a week).
Sterilization Temperature Set
To set temperature for sterilization function (40°C ~ 75°C).
Sterilization Continue Time
To set timer to maintain heating temperature in order to complete the sterilization function
(5minutes ~ 1hour).

ENGLISH
9
BASIC OPERATION
OFF /ON
TO TURN ON OR OFF THE UNIT
• When unit is ON, operation LED is lit and the actual
temperature for water outlet and outdoor ambient are
shown on the remote control display.
MODE
TO SELECT OPERATION MODE
HEAT HEAT +TANK TANK
• HEAT MODE
- To turn ON or OFF the panel/floor heating operation.
- In this mode, the mono bloc unit will provide heating
capacity to the system.
• HEAT + TANK MODE
- In this mode, the mono bloc unit will provide heating
capacity to the sanitary tank and the system.
- This operation is not used when the sanitary water
tank is not installed.
• TANK MODE
- To turn ON or OFF the sanitary tank operation.
- In this mode, the mono bloc unit will provide heating
capacity to the sanitary tank.
QUIET
TO ENJOY QUIET ENVIRONMENT
• This operation reduces mono bloc unit noise. In this
condition, it may cause decrease in heating capacity.
HEATER
TO ENABLE THE BACKUP
HEATER
• The backup heater provides extra heating capacity
during cold outdoor temperature and only can operated
at heat mode operation when he was enabled by
pushing this button.
• The backup heater will automatically turn ON when the
setting conditions is fulfilled.
• To disabled the Heater operation manually, press the
respective button again.
STATUS
SEARCH
CHECK
SYSTEM STATUS CHECK MODE
1.Press
CHECK
for 5 seconds to enter STATUS mode.
2.Press or to check the Water Inlet
Temperature, Tank Temperature, Compressor Running
Frequency or Error History.
• Press
C
AN
C
E
L
to exit STATUS mode.
• Once STATUS mode is entered, “STATUS”
indicator is ON.
• STATUS mode cannot be activated when the
“SETTING” indicator is ON.
•
It is strongly recommended to contact the nearest
authorized dealer to change the water temperature range.
• Using the remote control could set the temperature
range for water outlet temperature and outdoor ambient
temperature.
SYSTEM SETTING MODE
SET
SELECT
CANCEL
SETTING
TIMER OUTDOOR
HEAT
SETTING
STATUS
PUMPDW
BOOSTER
QUIET
TANK
WATER OUTLET
C
HEATER
OPERATION
FORCE
HEATER
ACTUAL
ON
Operation Mode Temperature display
SETTING indicator
Parameter *
1. Press
SET
for 5 seconds to enter “SETTING” mode.
“SETTING” indicator is ON.
2. Press or to choose a parameter.
3. After selecting the desired parameter,press
SELECT
to enter
the parameter.
4. Press or to set the desired temperature.
5. Press
SET
again to confirm the setting.
• Repeat steps 2 to 5 to set other parameters.
Operation
Mode Parameter * Description
HEAT
Low outdoor ambient set temperature
(-15°C ~ 15°C).
HEAT
High outdoor ambient set temperature
(-15°C ~ 15°C).
HEAT
Water outlet set temperature at low
outdoor ambient temperature
(25°C ~ 55°C).
HEAT
Water outlet set temperature at high
outdoor ambient temperature
(25°C ~ 55°C).
Water Temperature
Outdoor Temperature
HEAT
OFF
Set temperature for turning OFF heating
operation (5°C ~ 35°C).
HEATER
ON
Outdoor ambient set temperature for
turning ON heater operation
(-15°C ~ 20°C).
TANK
Sanitary tank set temperature
(40°C ~ 75°C).
WATER TEMPERATURE THERMO SHIFT SETTING
1. Press
SET
within 5 seconds.
• Repeat steps 3 to 5 to set the desired shift temperature
(-5°C ~ 5°C).
Notes:
• Press
C
AN
C
E
L
or wait 30 seconds to exit “SETTING” mode.
• The setting temperature will be stored in the system once
confirm.
• “SETTING” mode cannot be activated when the
“PUMPDW” and “STATUS” indicator is ON.
ADVANCE OPERATION

10
Timer Display
TIMER
1
MON TUE WEDTHU FRI SAT SUN
2 3 4 5 6
ON
OFF
Lights up if Timer
operation is selected
Day to be selected
ON Timer
To automatically switch “ON” the unit
6 different programs can be set in a day (1 ~ 6)
Indicates the selected day
Indicates the next timer operation day
Time to be selected (10 minutes step)
OFF Timer
To automatically switch “OFF” the unit
SET
SELECT
CANCEL
SETTING
CLOCK
OFF/ON
TIMER
Function Step
Enter timer mode Press
TIMER
.
Set day & time 1.
Press or to select your desired day.
2. Press
SELECT
to confirm
3. “1” will be blinking, press
SELECT
to set program 1.
4. Press
OFF/ON
to select ON or OFF timer.
5. Press or to select your desired time.
If you want to set the timer together with other operations, press
MODE
and
QUIET
.
6. Press
SET
to confirm program 1. The selected day will be highlighted with ▼.
• After 2 seconds, the display will move to the next program.
7. Repeat steps 4 to 7 to set programs 2 to 6.
• During timer setup, if no button is pressed within 30 seconds, or if the
SET
button is pressed the
setting at that moment is confirmed and timer setup is ended.
Add/Modify timer Repeat the steps above.
Disable timer Press
TIMER
, then press
CANCEL
.
Enable timer Press
TIMER
, then press
SET
.
Check timer 1. Press
TIMER
.
2. Press or until your desired day is shown, press
SELECT
to confirm your selection.
3. Press or to check the set programs.
Cancel timer 1. Press
TIMER
.
2. Press or until your desired day is shown.
3. Press
SELECT
to enter program setting.
4. Press or until your desired program is shown.
5. Press
CANCEL
to cancel the program.
WEEKLY TIMER SETTING
Notes:
• You can set the Timer for each day of the week (Monday to Sunday) with 6 programs per day.
• When the unit is switched on by the ON Timer, it will use the previously set temperature to control the water outlet temperature.
• Same timer program cannot be set in the same day.
• You may also select collective days with same timer setting.
• Promotes energy saving by allowing you to set up to 6 programs in any given day.