Airwell WELLEA MONO SPLIT A R32 User manual

21.AW.WELLEA.SPLIT.A.INDOOR.R32.IOM.EN.FR.DE.NL.ES.PL.12.01
AW-WHPSA0406-N91
AW-WHPSA0810-N91
AW-WHPSA1216-N91
AW-WHPSA1216-N93
INSTALLATION MANUAL
WELLEA SPLIT A R32
Indoor unit
English, Français, Deutsch, Nederlands, Español,
Polski

05
LANGUAGES
76
1
3
2
4
ENGLISH
FRANCAIS
DEUTSCH
NEDERLANDS
ESPANOL
POLSKU
147
218
5
6
289
359

61
61
10
Final checks
Test run operation (manually)
10.1
10.2
05
CONTENTS
12
1
3
2
21
19
7
25
25
8
29
29
33
27
46
9
14
14
15
16
DIP switch settings overview
9.1
Application 1
Application 2
7.1
7.2
Disassembling the unit
Main components
Electronic control box
Refrigerant pipework
Water piping
Filling water
Water piping insulation
Field wiring
8.1
8.2
8.3
8.4
8.5
8.6
8.7
8.8
Dimensions
Installation requirements
Servicing space requirements
Mounting the indoor unit
Refrigerant pipe connection
4.1
4.2
4.3
4.4
4.5
4
SAFETY PRECAUTIONS
INSTALLATION SITE
BEFORE INSTALLATION
INSTALLATION PRECAUTIONS
TYPICAL APPLICATIONS
OVERVIEW OF THE UNIT
START-UP AND CONFIGURATION
TEST RUN AND FINAL CHECKS
34
34
12
16
17
5
GENERAL INTRODUCTION
18
6
ACCESSORIES
47
47
48
50
Initial start-up at low outdoor ambient temperature
Pre-operation checks
Setting the pump
Field settings
9.2
9.3
9.4
9.5
14
19
25
46
61

61
11
13
62
62
12
64
66
General guidelines
General symptoms
Operation parameter
Error codes
12.1
12.2
12.3
12.4
MAINTENANCE AND SERVICE
TROUBLE SHOOTING
TECHNICAL SPECIFICATIONS
70
14
INFORMATION SERVICING
69
62

05
Electric Control Box
Hydraulic System
1
2
Terminal Block
Unit
Diameter
4 - 6 kW
1
1/4"
3/8"
2
5/8"
5/8"
5/8"
8 - 10 kW
12 - 14 - 16 kW 3/8"
Internal backup heater
3029 32
25 26 27 28
31
7
1211
109
18
8
7
5
2322 24
1 2
13
346
2014 15 17 1916 21
6 8 9 10
5
4321
CN4
CN22
CN5
S3
DIS1
CN24
CN1
CN2
CN6
CN8
CN13
CN15
CN16
CN18
CN28
S2
CN42
CN21
S1
S4
CN11 CN7
CN17
CN30
CN35
CN14 CN19
CN31
CN36
CN25
CN29
CN40
CN41
CL COM HTEVU SG

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.
WARNING
Caution:Risk of fire/
flammable materials
06
Improper installation of equipment or accessories may result in electric shock, short-circuit, leakage, fire or other
damage to the equipment. Be sure to only use accessories made by the supplier, which are specifically designed for
the equipment and make sure to get installation done by a certified person.
All the activities described in this manual must be carried out by a licensed technician. Be sure to wear adequate
personal protection equipment such as gloves and safety glasses while installing the unit or carrying out
maintenance activities.
1 SAFETY PRECAUTIONS
The precautions listed here are divided into the following types.They are quite important, so be sure to follow them
carefully.Read these instructions carefully before installation. Keep this manual in a handy for future preference.
Meanings of DANGER, WARNING, CAUTION and NOTE symbols.
Indicates an imminently hazardous situation which if not avoided, will result in death or serious injury.
DANGER
Indicates a potentially hazardous situation which if not avoided, could result in death or serious injury.
WARNING
WARNING
CAUTION
Indicates a potentially hazardous situation which if not avoided, may result in minor or moderate injury.
It is also used to alert against unsafe practices.
Indicates situations that could only result in accidental equipment or property damage.
NOTE

07
Special requirements for R32
Do NOT have refrigerant leakage and open flame.
Be aware that the R32 refrigerant does NOT contain an odour.
WARNING
The appliance shall be stored so as to prevent mechanical damage and in a well-ventilated room without
continuously operating ignition sources (example:open flames,an operating gas appliance) and have a room size
as specified below.
WARNING
Do NOT re-use joints which have been used already.
Joints made in installation between parts of refrigerant system shall be accessible for maintenance purposes.
NOTE
Make sure installation,servicing,maintenance and repair comply with instractions and with applicable legislation
(for example national gas regulation) and are executed only by authorised persons.
WARNING
Pipework should be protected from physical damage.
Installation of pipework shall be kept to a minimum length.
NOTE
If the total refrigerant charge in the system is <1.84 kg (i.e. if the piping length is <20m for 8/10kW), there are no additional
minimum floor area requiements.
If the total refrigerant charge in the system is ≥1.84 kg (i.e. if the piping length is ≥20m for 8/10kW), you need to comply with
additional minimum floor area requirements as describrd in the following flow chart. The flow chart uses the following tables:
“Table 1-Maximum refrigerant charge allowed in a room: indoor unit” on page 5, “Table 2-Minimum floor area: indoor unit” on
page 5 and “Table 3-Minimum venting opening area for natural ventilation: indoor unit” on page 5.
If the piping length is 30m,then the minimum floor area is ≥4.5m2;if the floor area is less than 4.5m2,it need to trepanning a hole
of 200cm2.
a
A
B
≥VAmin
≥VAmin
≥1.8m
a Indoor unit
A Room where the indoor unit is installed.
B Room adjacent to room A.
The area of A plus B has to be greater than or equal to 4.5 m2.

08
≥
start
Input from installer:
▪ Total refrigerant charge (m
c
)(kg)
▪ Area of room A (A
roomA
)(m
2
)
Use table 1 in page5 to calculate the
maximum refrigerant charge(m
max
)(kg)
allowed for room A.
m
max
≥m
c
?
The unit can be installed in room A, and
without further room size or ventilation
requirements.
Input from installer:
▪ Area of adjacent room B (A
roomB
) (m
2
)
Use table 2 in page5 to calculate the
total minimum floor area
(A
mintotal
)(m
2
)required for the total
refrigerant charge (m
c
)
A
min total
≤A
roomA
+A
roomB
?
Determine the refrigerant amount that
exceeds m
max
(dm)(kg).(dm=m
c
-m
max
)
Use table 3 in page5 and dm to calculate
the minimum opening area for natural
ventilation between room A and room
B(VA
min
)(cm
2
)
Contact your dealer
yes
no
yes
no
Unit can be installed at room A if:
▪ 2 ventilation openings (permanently open) are provided between room A and B, 1 at the top and 1 at the bottom.
▪ Bottom opening:The bottom opening must meet the minimum area requirements(VA
min
).It must be as close as possible to the floor.If the ventilation
opening starts from the floor, the height must be ≥20mm. The bottom of the opening must be situated≤100mm from the floor. At least 50% of the required
opening area must be situated <200 mm from the floor. The entire area of the opening must be situated <300 mm from the floor.
▪ Top opening:The area of the top opening must be larger than or equal to the bottom opening. The bottom of the top opening must be situated at least 1.5
m above the top of the bottom opening.
▪ Ventilation openings to the outside are NOT considered suitable ventilation openings (the user can block them when it is cold).

09
Table 1-Maximum refrigerant charge allowed in a room:indoor unit
1
2
3
4
5
6
Maximum refrigerant charge in a room(mmax)(kg)
Aroom(m2)
1.02
2.51
1.45
2.05
1.77
H=1800mm
Maximum refrigerant charge in a room(mmax)(kg)
Aroom(m2)
H=1800mm
2.29
For wall mounted models, the value of “Installation height (H)” is considered 1800 mm to comply to IEC
60335-2-40:2013 A1 2016 Clause GG2.
For intermediate Aroom values(i.e. when Aroom is between two values from the table), consider the value that
corresponds to the lower Aroom value from the table. If Aroom =3m2 , consider the value that corresponds to “Aroom =3m2”.
NOTE
Table 2-Minimum floor area:indoor unit
1.84
2.00
2.25
2.50
Minimum floor area(m2)mc(kg)
3.32
3.81
5.96
4.83
H=1800mm
For wall mounted models, the value of “Installation height (H)” is considered 1800 mm to comply to IEC
60335-2-40:2013 A1 2016 Clause GG2.
For intermediate mc values(i.e. when mc is between two values from the table), consider the value that corresponds
to the higher mc value from the table. If mc =1.87kg , consider the value that corresponds to “mc =1.87kg”.
Systems with total refrigerant charge lower than 1.84kg are not subjected to any room requirements.
NOTE
Table 3-Minimum venting opening area for natural ventilation:
indoor unit
2.22
2.22
2.22
2.22
2.22
2.22
2.22
2.22
2.22
Minimum venting opening area(cm2)
mc
2.12
1.12
1.92
1.52
1.72
261.59
495.14
H=1800mm
mmax dm=mc-mmax(kg)
0.1
0.3
0.5
0.7
0.9
1.1
1.3
1.5
1.7
1.32
0.92
0.72
0.52
308.30
214.87
168.16
121.45
448.43
355.01
401.72
For wall mounted models, the value of “Installation height (H)” is considered 1800 mm to comply to IEC
60335-2-40:2013 A1 2016 Clause GG2.
For intermediate dm values(i.e. when dm is between two values from the table), consider the value that corresponds
to the higher dm value from the table. If dm =1.55kg , consider the value that corresponds to “dm =1.6kg”.
NOTE
2.22 1.9 0.32 74.74
2.22 2.1 0.12 28.03

10
Before touching electric terminal parts, turn off power switch.
When service panels are removed, live parts can be easily touched by accident.
Never leave the unit unattended during installation or servicing when the service panel is removed.
Do not touch water pipes during and immediately after operation as the pipes may be hot and could burn your
hands. To avoid injury, give the piping time to return to normal temperature or be sure to wear protective gloves.
Do not touch any switch with wet fingers. Touching a switch with wet fingers can cause electrical shock.
Before touching electrical parts, turn off all applicable power to the unit.
DANGER
Tear apart and throw away plastic packaging bags so that children will not play with them.Children playing with
plastic bags face danger of death by suffocation.
Safely dispose of packing materials such as nails and other metal or wood parts that could cause injuries.
Ask your dealer or qualified personnel to perform installation work in accordance with this manual. Do not install the
unit by yourself. Improper installation could result in water leakage, electric shocks or fire
Be sure to use only specified accessories and parts for installation work. Failure to use specified parts may result in
water leakage, electric shocks, fire, or the unit falling from its mount.
Install the unit on a foundation that can withstand its weight. Insufficient physical strength may cause the equipment
to fall and possible injury.
Perform specified installation work with full consideration of strong wind, hurricanes, or earthquakes. Improper
installation work may result in accidents due to equipment falling.
Make certain that all electrical work is carried out by qualified personnel according to the local laws and regulations
and this manual using a separate circuit. Insufficient capacity of the power supply circuit or improper electrical
construction may lead to electric shocks or fire.
Be sure to install a ground fault circuit interrupter according to local laws and regulations. Failure to install a ground
fault circuit interrupter may cause electric shocks and fire.
Make sure all wiring is secure. Use the specified wires and ensure that terminal connections or wires are protected
from water and other adverse external forces. Incomplete connection or affixing may cause a fire.
When wiring the power supply, form the wires so that the front panel can be securely fastened. If the front panel is
not in place there could be overheating of the terminals, electric shocks or fire.
After completing the installation work, check to make sure that there is no refrigerant leakage.
Never directly touch any leaking refrigerant as it could cause severe frostbite. Do not touch the refrigerant pipes
during and immediately after operation as the refrigerant pipes may be hot or cold, depending on the condition of
the refrigerant flowing through the refrigerant piping, compressor and other refrigerant cycle parts. Burns or frostbite
are possible if you touch the refrigerant pipes. To avoid injury, give the pipes time to return to normal temperature
or, if you must touch them, be sure to wear protective gloves.
Do not touch the internal parts (pump, backup heater, etc.) during and immediately after operation. Touching the
internal parts can cause burns. To avoid injury, give the internal parts time to return to normal temperature or, if you
must touch them, be sure to wear protective gloves.
WARNING
Ground the unit.
Grounding resistance should be according to local laws and regulations.
Do not connect the ground wire to gas or water pipes, lightning conductors or telephone ground wires.
Incomplete grounding may cause electric shocks.
- Gas pipes：Fire or an explosion might occur if the gas leaks.
- Water pipes：Hard vinyl tubes are not effective grounds.
- Lightning conductors or telephone ground wires：Electrical threshold may rise abnormally if struck by a lightning
bolt.
CAUTION

11
NOTE
About Fluorinated Gases
- This air-conditioning unit contains fluorinated gases. For specific information on the type of gas and the amount,
please refer to the relevant label on the unit itself. Compliance with national gas regulations shall be observed.
- Installation, service, maintenance and repair of this unit must be performed by a certified technician.
- Product uninstallation and recycling must be performed by a certified technician.
- If the system has a leak-detection system installed, it must be checked for leaks at least every 12 months. When
the unit is checked for leaks, proper record-keeping of all checks is strongly recommended.
Install the power wire at least 3 feet (1 meter) away from televisions or radios to prevent interference or noise.
(Depending on the radio waves, a distance of 3 feet (1 meter) may not be sufficient to eliminate the noise.)
Do not wash the unit. This may cause electric shocks or fire. The appliance must be installed in accordance with
national wiring regulations. If the supply cord is damaged, it must be replaced by the manufacturer, its service agent
or similarly qualified persons in order to avoid a hazard.
Do not install the unit in the following places:
- Where there is mist of mineral oil, oil spray or vapors. Plastic parts may deteriorate, and cause them to come loose
or water to leak.
- Where corrosive gases (such as sulphurous acid gas) are produced. Where corrosion of copper pipes or soldered
parts may cause refrigerant to leak.
- Where there is machinery which emits electromagnetic waves. Electromagnetic waves can disturb the control
system and cause equipment malfunction.
- Where flammable gases may leak, where carbon fiber or ignitable dust is suspended in the air or where volatile
flammables such as paint thinner or gasoline are handled. These types of gases might cause a fire.
- Where the air contains high levels of salt such as near the ocean.
- Where voltage fluctuates a lot, such as in factories.
- In vehicles or vessels.
- Where acidic or alkaline vapors are present.
This appliance can be used by children 8 years old and above and persons with reduced physical, sensory or mental
capabilities or lack of experience and knowledge if they are supervised or given instruction on using the unit in a
safe manner and understand the hazards involved. Children should not play with the unit. Cleaning and user
maintenance should not be done by children without supervision.
Children should be supervised to ensure that they do not play with the appliance.
If the supply cord is damaged, it must be replaced by the manufaturer or its service agent or a similarly qualified
person.
DISPOSAL: Do not dispose this product as unsorted municipal waste. Collection of such waste seperatelly for
special treatment is necessary. Do not dispose of electrical appliances as municipal waste, use seperate collection
facilities. Contact your local goverment for information regarding the collection systems available. If electrical
appliances are disposed of in landfills or dumps, hazardous substance can leak into the groudwater and get into the
food chain, damaging your health and well-being.
The wiring must be performed by certified person technicians in accordance with national wiring regulation and this
circuit diagram. An all-pole disconnection device which has at least 3mm seperation distance in all pole and a
residualcurrent device(RCD) with the rating not exceeding 30mA shall be incorporated in the fixed wiring according
to the national rule.
Confirm the safety of the installation area ( walls, floors, etc. ) without hidden dangers such as water, electricity, and
gas before wiring/pipes.
Before installation , check whether the user's power supply meets the electrical installation requirements of unit (
including reliable grounding , leakage , and wire diameter electrical load, etc. ). If the electrical installation
requirements of the product are not met, the installation of the product is prohibited until the product is rectified.
Product installation should be fixed firmly, Take reinforcement measures, when necessary.
CAUTION

Before installation
Be sure to confirm the model name and the serial number of the unit.
2 BEFORE INSTALLATION
12
Frequency of Refrigerant Leakage Checks
- For unit that contains fluorinated greenhouse gases in quantities of 5 tonnes of CO2 equivalent or more,but of less than
50 tonnes of CO2 equivalent,at least every 12 months, or where a leakage detection system is installed, at least every 24
months.
- For unit that contains fluorinated greenhouse gases in quantities of 50 tonnes of CO2 equivalent or more, but of less
than 500 tonnes of CO2 equivalentat least every six months, or where a leakage detection system is installed, at least
every 12 months.
- For unit that contains fluorinated greenhouse gases in quantities of 500 tonnes of CO2 equivalent or more,at least every
three months, or where a leakage detection system is installed,at least every six months.
- This air-conditioning unit is a hermetically sealed equipment that contains fluorinated greenhouse gases.
- Only certificated person is allowed to do installation, operation and maintenance.
CAUTION
3 INSTALLATION SITE
There is flammable refrigerant in the unit and it should be installed in a well-ventilated site. If the unit is installed inside,
an additional refrigerant detection device and ventilation equipment must be added in accordance with the standard
EN378. Be sure to adopt adequate measures to prevent the unit from being used as a shelter by small animals.
Small animals making contact with electrical parts can cause malfunction, smoke or fire. Please instruct the customer
to keep the area around the unit clean.
WARNING
Select an installation site where the following conditions are satisfied and one that meets with your customer's approval.
- Places that are well-ventilated.
- Safe places which can bear the unit's weight and vibration and where the unit can be installed at an even level.
- Places where there is no possibility of flammable gas or product leak.
- The equipment is not intended for use in a potentially explosive atmosphere.
- Places where servicing space can be well ensured.
- Places where the units' piping and wiring lengths come within the allowable ranges.
- Places where water leaking from the unit cannot cause damage to the location (e.g. in case of a blocked drain pipe).
- Do not install the unit in places often used as a work space. In case of construction work (e.g. grinding etc.) where a lot of
dust is created, the unit must be covered.
- Do not place any object or equipment on top of the unit (top plate)
- Do not climb, sit or stand on top of the unit.
- Be sure that sufficient precautions are taken in case of refrigerant leakage according to relevant local laws and regulations.
The equipment is not intended for use in a potentially explosive atmosphere.

13
The indoor unit should be installed in an indoor water proof place, or the safety of the unit and the operator cannot be
ensured.
CAUTION
The indoor unit is to be wall mounted in an indoor location that meets the following requirements:
The installation location is frost-free.
The space around the unit is adequate for serving, see figure 4-4.
The space around the unit allows for sufficient air circulation.
There is a provision for condensate drain and pressure relief valve blow-off.
When the unit running in the cooling mode, condensate may drop from the water inlet and water outlet pipes. Please make
sure the dropping condensate will not result in damage of your furniture and other devices.
CAUTION
The installation surface is a flat and vertical non-combustible wall, capable of supporting the operation weight of the unit.
All piping lengths and distance have been taken into consideration.
Requirement
Maximum allowable piping length between the 3-way valve SV1 and the indoor unit
(only for installations with domestic hot water tank)
Maximum allowable piping length between the domestic hot water tank and the indoor unit
(only for installations with domestic hot water tank). The temperature sensor cable supplied
with the indoor unit is 10m in length.
Table 3-1
Maximum allowable piping length between the TW2 and the indoor unit. The temperature
sensor a cable of TW2 supplied with the indoor unit is 10m in length.
3m
8m
8m
Value

14
4.1 Dimensions
4 INSTALLATION PRECAUTIONS
4.2 Installation requirements
40
158 158
3× 12 Fig.4-1
The indoor unit is packed in a box.
At delivery, the unit must be checked and any damage must be reported immediately to the carrier claims agent.
Check if all indoor unit accessories are enclosed.
Bring the unit as close as possible to the final installation position in its original package in order to prevent damage
The indoor unit weight is approximately 50kg and should be lifted by two persons.
Dimensions of the wall bracket:
NO.
1
2
3
4
5
NAME
Refrigerant gas connection5/8"-14UNF
Refrigerant liquid connection 1/4"(4-*6kW) or 3/8"(8-16kW) -14UNF
Drainage 25
Water Inlet R1”
Water Outlet R1”
Refrigerant gas connection 5/8"-14UNF
Dimensions of the unit:
Fig.4-2
during transport.
unit:mm
unit:mm
1
23
4
5
40
50
152
824 790
721 53
149
158 158
60
49 82 15168
216

15
4.3 Servicing space requirements
≥500
≥200
≥1150
≥350≥300
Fig.4-4
Do not grasp the control box or pipe to lift the unit!
WARNING
Fig.4-3
unit:mm
3029 32
25 26 27 28
31
7
1211
109
18
8
7
5
2322 24
1 2
13
346
2014 15 17 1916 21
6 8 9 10
5
4321
CN4
CN22
CN5
S3
DIS1
CN24
CN1
CN2
CN6
CN8
CN13
CN15
CN16
CN18
CN28
S2
CN42
CN21
S1
S4
CN11 CN7
CN17
CN19
CN30
CN35
CN14
CN31
CN36
CN25
CN29
CN40
CN41
CLCOM HTEVU SG

16
4.4 Mounting the indoor unit
Fix the wall mounting bracket to the wall using appropriate plugs and screws.
Make sure the wall mounting bracket is horizontal level.
Pay special attention to prevent overflow of the drain pan.
Hang the indoor unit on the wall mounting bracket.
two persons
two persons
two persons
Fig.4-5
Bar
Copper pipe
Clamp handle Red arrow mark
Cone
Yoke
Handle
Bar
"A"
Align the center of the pipes.
Sufficiently tighten the flare nut with fingers,
and then tighten it withaspanner and torque
wrench .
The protective nut isaone-time part, it
can not be reused. In case it is removed,
it should be replaced withanew one.
Protective nut
Indoor unit tubing Flare nut Pipings
Outer
diam.
Tightening
torque(N.cm) Additional tightening
torque(N.cm)
1/4"
5/8"
3/8"
1500
(153kgf.cm)
1600
(163kgf.cm)
2500
(255kgf.cm) 2600
(265kgf.cm)
4500
(459kgf.cm) 4700 (479kgf.cm)
4.5 Refrigerant pipe connection
Excessive torque can break nut on installation conditions.
CAUTION
When flared joints are reused indoors,the flare part should be re-fabricated.
●
●
1/4
5/8
1/4
5/8

The unit have a freeze prevention function that uses the
heat pump or backup heater to keep the water
system safe from freezing in all conditions. Since
a power failure may happen when the unit is
unattended, It's suggested to use anti-freezing flow
switch in the water system. (Refer to 8.5“Water
piping”).
17
Domestic hot water tank (field supply)
A domestic hot water tank (with or without booster
heater) can be connected to the unit.
The requirement of the tank is different for different unit
and material of heat exchanger.
①Heat pump capacity.
②Required heating capacity (site dependent).
③Additional heating capacity provided by backup heater.
The booster heater should be installed below the
temperature probe (T5).
The heat exchanger (coil) should be installed below the
temperature probe.
Tbivalent Outdoor temperature
Capacity/Load
③
②①
Room thermostat(field supply)
Room thermostat can be connected to the unit
(room thermostat should be kept away from heating
source when selecting the installation place).
Solar kit for domestic hot water tank(field supply)
An optional solar kit can be connected to the unit.
Operation range
Temperature
probe(T5)
Coil
Outlet
Tank booster heater
(TBH)
Inlet
5 GENERAL INTRODUCTION
These units are used for both heating and cooling applications and domestic hot water tanks.They can be combined with fan
coil units, floor heating applications, low temperature high efficiency radiators, domestic hot water tanks (field supply) and
solar kits (field supply).
A wired controller is supplied with the unit .
If you choose the built-in backup heater unit, the backup heater can increase the heating capacity during cold outdoor
temperatures. The backup heater also serves as a backup in case of malfunctioning and for frozen protection of the outside
water piping during winter time.
Operationg range of indoor unit
Outlet water (Heating mode)
Outlet water (Cooling mode)
Domestic hot water
Ambient temperature
Water pressure
+12 ~ +65℃
+5 ~ +25℃
+12 ~ +60℃
+5 ~ +35℃
0.1~0.3MPa
Water flow
60
100
0.40~1.25m3/h
0.40~2.10m3/h
160 0.70~3.00m3/h
Tank
4 - 6 kW 8 - 10 kW
Volume of tank/L
Heat exchange area/m2
(Stainless steel coil)
Heat exchange area/m2
(Enamel coil)
Recommended
Minimum
Minimum
Indoor Unit
100~250
1.4
2.0
150~300
1.4
2.0
200~500
1.6
2.5
12 - 14 - 16
kW

6 ACCESSORIES
Installation and owner’s
manual(this book)
Quantity
Operation manual
M16 Copper Nut Tamper
Cap
1
1
1
Shape
Name
1
1
1
Installation Fittings
M8 expansion screws
Thermistor for domestic
hot water tank or zone 2
water flow
5 5
11
11
In cooling mode, the water flowing temperature
(TW_out) range in different outdoor temperature (T4) is
list below:
18
Y-shape filter 1 1
1 Mounting bracket 1
M16 Copper nut
M9 Copper Nut Tamper
Cap
M6 Copper Nut Tamper
Cap
10
0
1
1
1
5
1
1
1
1
1
01
Operation range by heat pump with possible limitation and protection.
In heating mode, the water flowing temperature
(TW_out) range in different outdoor temperature (T4) is
listed below:
In DHW mode, the water flowing temperature(TW_out)
range in different outdoor temperature(T4) is listed below:
Operation manual
(Wire controller) 1 1 1
4 - 6 kW 8 - 10 kW 12 - 14 - 16
kW

7.1 Application 1
The application examples given below are for illustration only.
7 TYPICAL APPLICATIONS
19
4
6
910
11
14.1
5
5.2
5.1
13
17
15
17
16
16
20
21
14.2
14
14.3
18
19
FHL1 FHL2 FHLn
23
Modbus
24
Outdoor
19
Indoor
1
5.3
9.1
9.2
12
AHS
16
2
3
Code Assembly unit Code Assembly unit
1 Outdoor unit 13 Expansion vessel (Field supply)
2 Hydraulic module 14 Domestic hot water tank (Field supply)
3 User interface 14.1 TBH: Domestic hot water tank booster
heater (Field supply)
4 SV1:3-way valve (Field supply) 14.2 Coil 1, heat exchanger for heat pump
5 Balance tank (Field supply) 14.3 Coil 2, heat exchanger for Solar energy
5.1 Automatic air purge valve 15 Filter (Accessory)
5.2 Drainage valve 16 Check valve (Field supply)
5.3 Tbt1: Balance tank upper temperature
sensor (Optional)
17 Shut-off valve (Field supply)
18 Filling valve (Field supply)
19 Drainage valve (Field supply)
20 Tap water inlet pipe (Field supply))
21 Hot water tap (Field supply)
23 Collector/distributor (Field supply)
24 Bypass valve (Field supply)
FHL
1…n Floor heating loop (Field supply)
6 P_o: Zone A circulation pump (Field supply)
9 P_s: Solar pump (Field supply)
9.1 Tsolar: Solar temperature sensor (Optional)
9.2 Solar panel (Field supply)
10 P_d: DHW pipe pump (Field supply)
11 T5: Domestic water tank temperature
sensor (Accessory)
12
T1: Total water flow temperature sensor
(Optional)
AHS Auxiliary heat source (Field supply)