alphainnoTec HM 6Split User manual

18–03–2021
30109
Installation and
operating manual
Accessory for
air / water
split heat pumps
HM 6Split
HM 12Split
Montage- und
Bedienungsanleitung
Zubehör für
Wasser-Systeme vom
Typ Split
HM 6Split
HM 12Split
18.03.2021
30108
Technische Änderungen vorbehalten | 83025900cDE | ait-deutschland GmbH
Subject to change without notice | 83025900cUK | ait-deutschland GmbH

3HM 6Split
HM 12Split
Table of Contents
1 Important information _________ 4
Safety information _______________________ 4
2 Delivery and handling__________ 6
Available models ________________________ 6
Compatibility ___________________________ 6
Transport ______________________________ 6
Assembly______________________________ 6
Installation location ______________________ 7
Removing the cover ______________________ 7
Supplied components _____________________ 7
3 Design of the indoor unit _______ 8
HM 6Split / HM 12Split ___________________ 8
Dimensions and pipe connections ___________ 10
4 Pipe connections ____________ 11
General information _____________________ 11
Docking the indoor unit___________________ 13
Installation alternative ___________________ 17
Hot water circulation ____________________ 19
Temperature sensor installation on pipe _______ 19
System diagram ________________________ 19
5 L Split outdoor unit __________ 22
Delivery and handling ____________________ 22
Installation ___________________________ 22
Lift from the street to the set-up location ______ 22
Lift from the pallet to final positioning ________ 23
Scrapping ____________________________ 23
Condensation water drain _________________ 23
Recommended alternative for leading o
condensation water _____________________ 23
Dimensions ___________________________ 25
Installation location _____________________ 27
Sound power levels _____________________ 27
6 Electrical connections ________ 28
General information _____________________ 28
Connections___________________________ 29
Settings______________________________ 32
7 Commissioning and adjusting ___ 33
Preparations __________________________ 33
Filling and venting ______________________ 33
Circulation pump _______________________ 34
Commissioning_________________________ 34
Start Guide ___________________________ 34
Pressure relief valve _____________________ 35
8 Control - Introduction ________ 36
Display unit ___________________________ 36
Menu system__________________________ 37
9 Control ___________________ 39
Menu 1 - INDOOR CLIMATE________________ 39
Menu 2 - HOT WATER____________________ 40
Menu 3 - INFO _________________________ 40
Menu 4 - MY SYSTEM ___________________ 41
Menu 5 - SERVICE ______________________ 42
Start guide____________________________ 43
Settings for the user_____________________ 45
Cooling settings ________________________ 54
Submenu SERVICE ______________________ 54
10 Service __________________ 61
Service actions_________________________ 61
11 Disturbances in comfort ______ 65
Troubleshooting ________________________ 65
Additional heating only___________________ 66
12 Accessories_______________ 67
Connecting the KWS accessory _____________ 68
Connection of an additional GP10 pump _______ 69
13 Technical data _____________ 70
Dimensions and layout of connections ________ 70
Technical data _________________________ 71
Hydraulic resistance charts ________________ 73
Electrical wiring diagrams_________________ 74
Declaration of Conformity _________________ 82

4HM 6Split
HM 12Split
1 Important information
Safety information
Serial number
Symbols
Marking
HM 6Split / HM 12Split is CE marked
and has an IP21 protection rating.
The CE mark confirms that Alpha
Innotec has ensured that the prod-
uct conforms to all applicable regu-
lations specified by the relevant EU
directives.The CE mark is mandato-
ry for most products sold in the EU,
regardless of where they are made.
IP21 means that objects with a di-
ameter greater than or equal to
12.5 mm cannot penetrate and
cause damage and that the product
is protected against vertically falling
drops of water.
This appliance can be used by
children aged 8 years and above
and persons with reduced phys-
ical, sensory or mental capacity
or lack of experience and knowl-
edge, if they will be supervised
or have received instruction
concerning safe use of the ap-
pliance, and if they understand
the danger involved in its use.
Children must not play with the
appliance. Cleaning and basic
maintenance of the appliance
must not be carried out by chil-
dren unsupervised.
The rights to make structural
changes are reserved.
©Alpha Innotec 2021
This manual contains installation
and service procedures for imple-
mentation by specialists.
CAUTION
This symbol indicates danger
to the appliance or person.
NOTE
This symbol indicates im-
portant information to note
while operating or main-
taining the appliance.
TIP
This symbol indicates tips
that will make it easier to
operate the product.
Section 1 | Important information
Serial number
(PF3)
Software
serial number
(PF4)
The serial number is located in-
side the HM 6Split / HM 12Split,
under the control panel and con-
sists of 14 digits.

5HM 6Split
HM 12Split
Section 1 | Important information
Waste disposal
Leave the disposal of the
packaging to the installer
who installed the product
or to a special waste dis-
posal facility. Improper disposal of the product by
the user may result in administrative
penalties in accordance with the ap-
plicable legislation.
Do not dispose of used products
with normal household waste. It
must be transported to a special
Description Notes Signature Date
Heating medium
Flushing the system
System vented
Expansion vessel
Particulate filter
Safety valve
Shut-off valves
Pressure in the climate system
Connected according to outline diagram
Hot water
Shut-off valves
Mixing valve
Safety valve
Electric power supply
Connecting communication
Perimeter protection
Protection, indoor unit
Building protection
Outdoor temperature sensor
Room sensor
Current sensor
Safety circuit breaker
Residual-current device
Setting the thermostat to emer-
gency mode
Miscellaneous
Docked to
Inspection of the installation
The climate system must be inspected before commissioning. The inspection must be carried out by a suitably
qualified person. In addition, fill in the page for the installation data in the User Manual.
Checklist
waste disposal facility or to a ven-
dor who provides this type of ser-
vice.

6HM 6Split
HM 12Split
2 Delivery and handling
Transport
Available models
Compatibility
Assembly
The HM 6Split / HM 12Split unit can be used with
Split type outdoor units. The compatible Alpha Inno-
tec SPLIT heat pumps are:
Outdoor unit Compatibility
L 6Split HM 6Split
L 8Split HM 12Split
L 12Split
Section 2 | Delivery and handling
CAUTION
When the SHB 10 is stored or transported horizontally
with the display facing up, no devices / components
may be stored on top of the unit. It may damage the
device.
Units include the following separate models:
• HM 6Split- unit dedicated for use with L 6Split.
• HM 12Split - unit dedicated for use with L 8Split
and L 12Split.
1. Place the included mounting hanger horizontally
against the wall. Level the hanger using the spirit
level. Mark the points for the mounting holes to
be drilled.
2. Drill the holes in marked points.
3. Screw the attachments to the wall using raw-
plugs and bolts.
4. Install HM 6Split / HM 12Split on the mounted
hanger.
5. Level the device using the bottom adjustment
screws.
The HM 6Split / HM 12Split indoor unit should be
transported and stored vertically or horizontally on
the rear wall with the display facing up.
HM 6Split / HM 12Split can be transported into the
building vertically or carefully placed on the rear wall
with the display facing up.
• HM 6Split / HM 12Split is equipped with
wall-mounted hanger. For mounting hole spac-
ing, see drawing below.
• HM 6Split / HM 12Split must be hanged on walls
of sufficient load-bearing capacity able to take
the weight of a filled indoor unit.
• Since HM 6Split / HM 12Split is equipped with
condensate drain-off system, the indoor unit must
be installed at the site with sewage system drain.
CAUTION
The HM 6Split / HM 12Split unit must be hanged on
the wall using the included hanger. The device can be
installed in vertical position only.
130mm 130mm
CAUTION
Rawplugs should be assessed in terms of load-bearing
capacity and material of the wall on which the device
is to be hanged.
More information on Alpha Innotec SPLIT heat pumps
available at https://www.alpha-innotec.com/ and in
dedicated installation and user manuals.
See section "Accessories" for the list of accessories
to be used with HM 6Split / HM 12Split.

7HM 6Split
HM 12Split
Supplied componentsInstallation location
Removing the cover
Safety group with safe-
ty valve (3 bar), pressure
gauge and automatic air
vent (1 pc.)
Current sensor (3 pcs)
230V connection
jumper (1 pc.)
Hanger (1 szt.)
CAUTION
The rated opening pressure of the safety valve is 3
bar.
LEK
LEK
LEK
Section 2 | Delivery and handling
Outdoor
temperature sensor
(1 pc.)
Indoor
temperature sensor
(1 pc.)
• Hanger (1 pc.)
• Safety group (1 pc.)
• Outdoor temperature sensor (1 pc.)
• Indoor temperature sensor (1 pc.)
• Current sensor (3 pcs)
• 230V connection jumper (1 pc.)
• Temperature sensor BT (3 pcs)
• Instalation and user manual
HM 6Split / HM 12Split can be installed in any room
protected against temperature drop below 0°C to
avoid freezing of the heating medium. 800 mm of
free space should be ensured in the front of the in-
door unit. All servicing of HM 6Split / HM 12Split can
be performed from the front.
1. Unscrew the bolts from the lower edge of the
front cover 1.
2. Tilt the cover at the edge, making sure that the
connection cables are not damaged and discon-
nect the cable grounding the front cover 2.
3. Disassemble the front cover by tilting its lower
edge toward you 3and lifting it up 4.
Min. 30 cm
Min. 20 cmMin. 20 cm
CAUTION
Upon re-assembling the housing, the earthing wire
must be connected. Temperature
sensor BT
(3 pcs)
4
3

8HM 6Split
HM 12Split
3 Design of the indoor unit
HM 6Split / HM 12Split
GP12
AA27
AA2:X4
AA2:X15
AA2
K2
EP2
BT12
BF1
CM1
BP4
BT15
BT63 BT3
EB1
BT71
BT25
QN10
Section 3 | Design of the indoor unit
XL8
WM1
XL10
XL14
XL13
UB3
AA2:X4
AA23 AA3
XL11
X10
X0
X1
FA2
FA3
BT30
FD1
K1A-K3A
FA1
SF1
X2
AA7
XL2
XL1
UB4
PF3
PF4
PF2
PF1

9HM 6Split
HM 12Split
HVAC components
CM1 Expansion vessel, closed
QN10 Reversing valve, hot water/climate system
GP12 Circulation pump
EP2 Heat exchanger
Sensors
BP4 Pressure sensor, high pressure
BT3 Temp. sensor, condenser return
BT12 Temp. sensor, condenser out
BT15 Temp. sensor, liquid refrigerant
BT25 Temp. sensor, heating medium supply
BT63 Temp. sensor, supply heating medium be-
hind immersion heater
BT71 Temp. sensor, heating medium return
Electrical components
X0 Terminal block 230V~ / 400V~
X1 Terminal block- 230V~
X2 Terminal block- 230V~
X10 SPLIT Terminal
AA2:X4 Terminal block- low voltage
AA2: X15 Terminal block- low voltage
K2 Alarm relay
BT30 Standby mode thermostat
AA2 Main board
AA3 Input board
AA23 Communication board
AA7 Relay board
AA27 Relay board
FD1 Thermal circuit breaker
FA1 Miniature circuit breaker (protecting the
indoor unit)
FA2 Miniature circuit breaker (protecting the
outdoor unit)
FA3 Miniature circuit breaker (protecting the
STB and power)
EB1 Electric additional heat
Różne
BF1 Energy meter
SF1 Controller switch
UB1 Rear left cable groomet
UB2 Rear right cable groomet
UB3 Lower left cable groomet
UB4 Lower right cable groomet
Pipe connections
XL1 Connection, heating medium, supply
XL2 Connection, heating medium, return
XL8 Connection, heating medium hot water,
supply
XL10 Connection, drain valve
XL11 Connection, safety assembly,
pressure gauge
XL13 Connection, liquid refrigerant
XL14 Connection, gas refrigerant
WM1 Condensate drip tray drain
Section 3 | Design of the indoor unit
K1A-K3A Contactors for electric additional heat
PF3 Serial number
PF4 Software serial number
PF1 Nameplate
PF2 Plate with the designation of the hydraulic
connections

10 HM 6Split
HM 12Split
Dimensions and pipe connections
XL8
XL11
WM1
XL10
XL14
XL13
515
345
484,5
414
316
218,5
149
34
43
80
133
218
Section 3 | Design of the indoor unit
850
XL2
XL1
PF1 Nameplate
PF2 Plate with the designation of the hydraulic
connections
WM1 Condensate drain from the drip tray
PF1
PF2
Pipe connections
XL1 Connection, heating medium supply,
Ø22 mm for HM 6Split and HM 12Split,
XL2 Connection, heating medium return,
Ø22 mm for HM 6Split and HM 12Split,
XL8 Connection, HW heating medium supply,
Ø22 mm for HM 6Split and HM 12Split,
XL10 Connection, GW1/2” drain valve
XL11 Connection, safety assembly
Ø22 mm, pressure gauge
XL13 Liquid refrigerant
Connection 1/4" (HM 6Split)
Connection 3/8" (HM 12Split)
XL14 Gas refrigerant
Connection 1/2" (HM 6Split)
Connection 5/8" (HM 12Split)
Other information