Innova STONE T1 Service manual

STØNE T1
TECHNICAL BULLETIN

General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Pictograms relating to figures � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 4
Configurations and codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Description � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 5
Coding� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 6
Indoor unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Indoor unit features � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 7
Accessory � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 10
Installation site � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 11
Installation minimum distances � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 12
Positioning � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 13
Hydraulic connections � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 14
Refrigeration connections� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 22
Electric connections � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 23
Configuration accessories. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28
Heater kit � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 28
Secondary separator kit � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 29
Buffer vessel kit � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 31
Heated towel rail kit � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 31
Solar heating kit � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 31
Circulation pumps optional kits � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 35
Outdoor unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37
Outdoor unit features � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 37
Accessory � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 41
Installation site � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 42
Installation minimum distances � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 43
Positioning � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 46
Refrigeration connections� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 50
Electric connections � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 53
Adjustment interface. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
Display� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 54
Keys functions � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 55
Function setting � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 56
Basic diagrams � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 57
Regulation logics � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 59
Domestic hot water management � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 61

Auxiliary heater management (heating element or support heat generator)� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 62
Dynamic set adjustment � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 64
General technical data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66
Operating limits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .68
Performance data according to UNI EN 14511 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .70
Nominal heating capacity efficiency table � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 70
Maximum heating capacity efficiency table � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 72
Nominal cooling efficiency table � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 74
Maximum cooling efficiency table � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 76
Performance data according to UNI TS 11300 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .78
Heating UNI TS 11300-4 � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 78
Cooling UNI TS 11300-3� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 79
Performance data according to UNI EN 14825 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .80
Performance according to EN 14825 � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 80
Energy efficiency data � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 81
Data for tax deductions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .82
Data for Ecobonus, Superbonus 110%, Thermal account � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 82
Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .83
Indoor unit � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 83
Outdoor unit � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 85
STØNE range overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .95
Monoblock configuration � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 95
Split configuration � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 96

4
GENERAL
1 The numbers indicate the individual components.
A The capital letters indicate component assemblies.
1The white numbers in black marks indicate a series of
actions to be carried out in sequence.
A

5
CONFIGURATIONS AND CODES
Description
Indoor unit
The indoor units in the STØNET1
with the STØNE Split outdoor units.
The units are complete with 200 L tank for DHW instantaneous
-
performance and type of power supply:
Single-phase models 5M - 7M - 9M - 11M - 13M - 15M
Three-phase 11T - 13T - 15T models
Outdoor unit
The outdoor units STØNE
or wall installation and work paired with indoor units STØNE
B1 T1 C1.
installation:
STØNE-V exposed with vertical delivery
STØNE-H exposed with horizontal delivery
STØNE-IN built-in
STØNE-PI partially built-in
performance and type of power supply:
Single-phase models 5M - 7M - 9M - 11M - 13M - 15M
Three-phase 11T - 13T - 15T models
The STØNE Split-
R32

6
CONFIGURATIONS AND CODES
Coding
STØNE T1 5 M V
Unità interna
Unità esterna
Tensione di alimentazione
M = monofase 230/1/50
T = trifase 400/3/50
Grandezza
5
7
...
...
15
Tipologia di installazione
V = a vista con mandata verticale
H = a vista mandata orizzontale
IN = ad incasso
PI = semi incasso
PI Semi incasso.
HA vista con mandata
orizzontale.
VA vista con mandata
verticale.
IN Ad incasso.

7
INDOOR UNIT
Indoor unit features
Structure
Water-side heat exchanger
Hydraulic circuit
• variable-speed primary circulator
•
• expansion vessel 24L
•
•
• drain cock
•
•
• 200 litre tank for DHW
• automatic relief valve
• auxiliary boiler connector
Electrical panel
•
• PCB
• line disconnector
Control Panel
• AUX power supply terminal block
• external unit BUS connection terminal block (power supply
•
•
1.
2. domestic hot water production
heat adjustment
4. control of all main functions of the device
5. display of alarms

8
INDOOR UNIT
External components
1. Cosmetic front panel
2. Access panel
Control Panel
4. Cosmetic side panel
1
2
3
4

INDOOR UNIT
Internal components
1. Electrical panel
2.
Disconnect switch
4. Drain cock
5. tank
6.
7.
8. PP1 primary circulation pump
9
7
8
6
2
54
1 3

10
INDOOR UNIT
Accessory
Accessory description Combinable products Code
Network controls
Butler
All
Heater kit
All
tank
All
Secondary separator kit
5M
7M
All
Heated towel rail kit
All
Solar heating kit
All
1. Accessories can be installed and tested at the factory
2.
The separator kit is mandatory unless it is already present in the system.

11
INDOOR UNIT
Installation site
The location of the appliance must be determined by the plant
-
islation in force.
The appliance is intended to be installed indoors.
Warnings
• narrow places where the sound level of the appliance can be
enhanced by reverberations or resonances
•
•
•
• solar radiation and proximity to heat sources
• radio and video equipment
Make sure that:
• the installation site of the unit must be chosen with the ut-
•
• -
tion elements or power lines
• the appliance must be installed in a position where it can be
easily serviced
• a drain and a water supply nearby
• a compliant power supply nearby
Warnings referring to refrigerant R32
The appliance must be installed in well-ventilated rooms with
-
The appliance must be placed in room where there are no open
-
-
-
Minimumoorarea
m (kg) Amin (m²)
Without limitations
10. m
11. Amin

12
INDOOR UNIT
Installation minimum distances
-
be removed for routine and supplementary maintenance oper-
ations.
500
500
250
250

INDOOR UNIT
Positioning
•
• -
tion elements or power lines
The unit is provided with:
•
•
1. Ball wheels for movement
2.
2
1

14
INDOOR UNIT
Hydraulic connections
-
-
System water content
A minimum volume of water in the primary circuit of the plant
-
pressor frequency.
-
• less wear and tear on the appliance
• increased system performance
• improved temperature stability and accuracy
modes and under all conditions. If the minimum volume is not
The minimum volume is indicated in the table below.
Models m.u. 5-M 7-M 9-M 11-M 11-T 13-M 13-T 15-M 15-T
Minimum system water content L 20 25 40 40 50 50
-
pump of the unit.
Models m.u. 5-M 7-M 9-M 11-M 11-T 13-M 13-T 15-M 15-T
m³

15
INDOOR UNIT
Position and dimensions
A Standard units
B
AC Domestic hot water
AF Domestic hot water supply
MP Plant delivery
MC
RC
AC
AF
MR
RR
RPMP
MS
RS
MS
RS
MS
RS
AC
AF
MR
RR
RP
MP
MS
RS
BA
Models m.u. 05-M 07-M 09-M 11-M 11-T 13-M 13-T 15-M 15-T
Hydraulic connections
“GAS111111111
Boiler return “ GAS 1 1 1 1 1 1 1 1 1
Domestic hot water “ GAS
Hot water feed “ GAS
“ GAS
“ GAS
mm 12 12 12 12 12 12 12 12 12
Solar return mm 12 12 12 12 12 12 12 12 12
Plant return “ GAS 1 1 1 1 1 1 1 1 1
Plant delivery “ GAS 1 1 1 1 1 1 1 1 1

16
INDOOR UNIT
Connection to the system
-
-
in an area accessible for maintenance is compulsory to safe-
-
disconnect the appliance.
the use of hydraulic disconnectors.
•
•
•
•
• the secondary separator kit is available as accessory
The separator kit is compulsory unless it is already present in
the system.

17
INDOOR UNIT
Basic hydraulic scheme
A Boiler
B Domestic hot water consumers
C
D System utilities
E
F
G
H
I
J Indoor unit
1. 24 litre system expansion vessel
2. 7-bar safety valve
4.
5.
6.
7. Hydraulic separator
8.
10. Automatic relief valve
11.
12.
PP1 primary circulation pump
14.
15. Boiler relief valve
16.
17.
18.
Solar circuit pump
20. Solar serpentine
21. 200 litre tank for domestic hot water
22. 24 L solar expansion vessel
Solar panel
24. Outdoor unit
2
1
3
5
4
6
7
8
9
10
11
24
23
12
14
13
15
16
17
18
19
PT4
PT1
S2
S1
21
20
22
A
B
C D
E
E
F
J
I
H
G

18
INDOOR UNIT
Connection diagram
1.
2. Dirt separator
3333
2
2
1
Filtration system
appliance in an area accessible for maintenance, in order to
protect the appliance from impurities in the water.
Safety valve
The outlet of the installed safety valve must be connected to
a suitable collection and evacuation system to prevent any wa-
the appliance. A pressure reducer must be provided if the mains
Coil vent
-
where air can accumulate.

INDOOR UNIT
Plant water reference values
The quality of the water used must comply with the require-
-
tem must be provided.
-
appropriate treatment systems.
-
ness exceeds the value indicated in the table. Be careful because
-
-
water outside.
-
eration.
constantly or frequently top up the plant because this operation
Plant water reference values
pH
Electrical conductivity
Total hardness °F
Total Iron ppm
ppm
Chlorides ppm
Sulphur ions none
Ammonia ions none

20
INDOOR UNIT
PP1 circulation pump graphs
Model 5 - 7
HAvailable pressure
Q
H (kPa)
Q (L/h)
500 1.000 1.500
Model 9 - 11 - 13 - 15
HAvailable pressure
Q
H (kPa)
Q (L/h)
500 750 1.000 1.250 1.500 2.5001.750 2.2502.000
30
40
50
60
70
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