DeDietrich 220 SHL Handbuch

Solar domestic hot water calorifier

220 SHL

Installation and

Service Manual

300026829-001-05

Contents

1 Safety instructions and recommendations ..............................................4

1.1 Safety instructions ...............................................4

1.2 Recommendations ................................................4

1.3 Liabilities ...............................................................5

1.3.1 Manufacturer’s liability .............................................5

1.3.2 Installer’s liability .....................................................6

2About this manual ......................................................................................7

2.1 Symbols used .......................................................7

2.1.1 Symbols used in the manual ...................................7

2.1.2 Symbols used on the equipment .............................7

2.2 Abbreviations ........................................................7

3Technical specifications ............................................................................8

3.1 Homologations ......................................................8

3.1.1 Certifications ...........................................................8

3.1.2 Factory test .............................................................8

3.1.3 Directive 97/23/EC ..................................................8

3.2 Technical specifications ......................................8

3.2.1 Characteristics of the DHW calorifier ......................8

3.2.2 Specifications of the DHW sensor ...........................9

3.2.3 Specifications of the solar sensor ...........................9

3.2.4 Specifications of the solar collector sensor ...........10

3.3 Main dimensions .................................................10

4 Technical description ..............................................................................12

4.1 General description ............................................12

4.2 Operating principle .............................................13

4.2.1 Skeleton Diagrams ................................................13

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4.3 Main parts ............................................................14

4.4 Standard delivery ................................................14

4.5 Accessories .........................................................14

4.6 Composition of the NF CESI solar systems

packages (for France only) ................................15

5 Before installation ....................................................................................20

5.1 Regulations governing installation ...................20

5.2 Choice of the location ........................................20

5.2.1 Type plate .............................................................20

5.2.2 Positioning of the appliance ..................................21

5.3 Positioning the appliance ..................................21

6 Installation ................................................................................................24

6.1 Fitting the DHW sensor ......................................24

6.2 Installing the solar sensor .................................24

6.3 Installing the domestic hot water temperature

sensor - Cable routing ........................................25

6.4 Installing the domestic hot water flow rate limiter

diaphragm ...........................................................25

6.5 Installing and connecting the solar expansion

vessel ...................................................................26

6.5.1 For an installation with a boiler placed on top of the

tank (Only possible for floor-standing condensing gas

boilers) ..................................................................26

6.5.2 To install the tank next to a boiler .........................28

6.6 Hydraulic connections .......................................29

6.6.1 Primary solar water circuit connections .................29

6.6.2 Connecting the primary boiler circuit .....................31

6.6.3 Hydraulic connection of the secondary drinking water

circuit .....................................................................31

6.7 Electrical connections ........................................34

6.7.1 Recommendations ................................................34

6.7.2 Connecting the impressed current anode .............35

6.7.3 Connecting the DHW heating pump ......................35

6.7.4 Connecting the domestic hot water sensor ...........35

6.7.5 Connecting the solar control system .....................36

6.7.6 Terminal block .......................................................37

6.8 Filling the system ...............................................38

6.8.1 Filling the domestic hot water circuit .....................38

6.8.2 Filling the primary boiler circuit ..............................38

6.8.3 Filling the primary solar circuit ...............................38

Contents

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7 Commissioning ........................................................................................43

7.1 Check points before commissioning ................43

7.1.1 Hydraulic circuits ...................................................43

7.1.2 Electrical connection .............................................44

7.2 Commissioning procedure ................................44

8 Installation shutdown ..............................................................................46

8.1 Antifreeze protection ..........................................46

8.2 Shutting down the solar control system ..........46

9 Checking and maintenance .....................................................................47

9.1 General instructions ...........................................47

9.2 Safety valve or safety unit .................................47

9.3 Cleaning the casing material .............................47

9.4 Impressed current anode ...................................47

9.5 Cleaning the plate heat exchanger ...................48

9.6 Inspection and maintenance of the solar

circuit ...................................................................49

9.6.1 Adding heat transporting fluid ...............................49

9.7 solar regulator .....................................................49

9.7.1 Electricity supply ...................................................50

9.8 Maintenance of the thermostatic mixing

valve .....................................................................50

9.9 Draining the installation .....................................51

9.10 Specific maintenance operations ......................51

9.11 Maintenance form ...............................................52

10 Spare parts ................................................................................................53

10.1 General ................................................................53

10.2 Spare parts ..........................................................54

11 Appendix – Information on the Ecodesign and Energy Labelling

Directives ..................................................................................................56

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1 Safety instructions and

recommendations

1.1 Safety instructions

CAUTION

Before any work, switch off the mains supply to

the appliance.

CAUTION

In order to limit the risk of being scalded, the

installation of a thermostatic mixing valve on the

domestic hot water flow piping is compulsory.

DANGER

This appliance can be used by children aged

from 8 years and above and persons with

reduced physical, sensory or mental capabilities

or lack of experience and knowledge if they have

been given supervision or instruction concerning

use of the appliance in a safe way and

understand the hazards involved. Children shall

not play with the appliance. Cleaning and user

maintenance shall not be made by children

without supervision.

1.2 Recommendations

CAUTION

Do not neglect to service the appliance. Service

the appliance regularly to ensure that it operates

correctly.

WARNING

Only qualified professionals are authorised to

work on the appliance and the installation.

220 SHL 1. Safety instructions and recommendations

13/05/2015 - 300026829-001-05 4

WARNING

Heating water and domestic water must not

come into contact with each other. Domestic

water must not circulate via the exchanger.

4To take advantage of the guarantee, no modifications

must be made to the appliance.

4To reduce heat losses as much as possible, insulate

the pipes.

Casing components

Only remove the casing for maintenance and repair

operations. Put the casing back in place after

maintenance and repair operations.

Instructions stickers

The instructions and warnings affixed to the appliance

must never be removed or covered and must remain

legible during the entire lifespan of the appliance.

Immediately replace damaged or illegible instructions and

warning stickers.

1.3 Liabilities

1.3.1. Manufacturer’s liability

Our products are manufactured in compliance with the

requirements of the various applicable European

Directives. They are therefore delivered with [ marking

and all relevant documentation.

In the interest of customers, we are continuously

endeavouring to make improvements in product quality.

All the specifications stated in this document are therefore

subject to change without notice.

Our liability as the manufacturer may not be invoked in the

following cases:

4Failure to abide by the instructions on using the

appliance.

4Faulty or insufficient maintenance of the appliance.

4Failure to abide by the instructions on installing the

appliance.

1. Safety instructions and recommendations 220 SHL

513/05/2015 - 300026829-001-05

1.3.2. Installer’s liability

The installer is responsible for the installation and

commissioning of the appliance. The installer must

respect the following instructions:

4Read and follow the instructions given in the manuals

provided with the appliance.

4Carry out installation in compliance with the prevailing

legislation and standards.

4Perform the initial start up and carry out any checks

necessary.

4Explain the installation to the user.

4If a maintenance is necessary, warn the user of the

obligation to check the appliance and maintain it in

good working order.

4Give all the instruction manuals to the user.

220 SHL 1. Safety instructions and recommendations

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2 About this manual

2.1 Symbols used

2.1.1. Symbols used in the manual

In these instructions, various danger levels are employed to draw the

user’s attention to particular information. In so doing, we wish to

safeguard the user’s safety, highlight hazards and guarantee correct

operation of the appliance.

DANGER

Risk of a dangerous situation causing serious physical

injury.

WARNING

Risk of a dangerous situation causing slight physical

injury.

CAUTION

Risk of material damage.

Signals important information.

¼Signals a referral to other instructions or other pages in the

instructions.

2.1.2. Symbols used on the equipment

Before installing and commissioning the device, read

carefully the instruction manuals provided.

Dispose of the used products in an appropriate recovery

and recycling structure.

2.2 Abbreviations

4CFC: Chlorofluorocarbon

4DHW: Domestic hot water

4ICA: Impressed current anode

2. About this manual 220 SHL

713/05/2015 - 300026829-001-05

3 Technical specifications

3.1 Homologations

3.1.1. Certifications

nNF certification

This product complies to the requirements to the european directives

and following standards:

42006/95/EC Low Voltage Directive.

Reference Standard: EN 60.335.1.

42004/108/EC Electromagnetic Compatibility Directive.

Reference Standards: EN 50.081.1, EN 50.082.1, EN 55.014

3.1.2. Factory test

Before leaving the factory, each appliance is tested for the following:

4Water tightness

4Air tightness

4Electrical safety.

3.1.3. Directive 97/23/EC

This product conforms to the requirements of european directive 97 /

23 / EC, article 3, paragraph 3, on pressure equipment.

3.2 Technical specifications

3.2.1. Characteristics of the DHW calorifier

DHW tank 220SHL

Primary circuit (Heating water)

Maximum operating temperature °C 95

Maximum operating pressure bar (MPa) 3 (0.3)

Primary circuit (Solar circuit fluid)

Maximum operating temperature °C 135

220 SHL 3. Technical specifications

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DHW tank 220SHL

Maximum operating pressure bar (MPa) 6 (0.6)

Exchanger capacity l 8.4

Exchange surface m21.25

Secondary circuit (domestic water)

Maximum operating temperature °C 95

Maximum operating pressure bar (MPa) 10 (1.0)

Water content l 220

Top up volume l 85

Solar volume l 135

Weight

Shipping weight (Foam coated domestic hot water tank) kg 109

Performances related to the boiler type Gas fired floor-standing condensing boiler (1)

10/15 kW 15 kW 25 kW 35 kW

Power exchanged kW 15 15 28 32

Flow per hour (∆T = 35°C)(2) l/h 370 370 690 790

Specific flow (∆T = 30°C)(3) l/min 20 20 24 26

Draw-off capacity(3) l/10 mm 200 200 240 260

Qp: Primary flow rate m3/h 0.45 0.45 0.80 1.00

(1) Depending on the country in which the boiler is installed

(2) Domestic cold water inlet: 10 °C - Domestic hot water outlet: 45 °C - Primary circuit (heating water): 80 °C

(3) Domestic cold water inlet: 10 °C - Domestic hot water outlet: 40 °C - Primary circuit (heating water): 80 °C - Calorifier temperature: 60 °C

Performances related to the boiler type Floor-standing condensing oil boiler (1)

18 kW 24 kW 30 kW

Power exchanged kW 18 24 30

Flow per hour (∆T = 35°C)(2) l/h 440 590 740

Specific flow (∆T = 30°C)(3) l/min 21 24 25

Draw-off capacity(3) l/10 mm 210 240 260

Qp: Primary flow rate m3/h 0.75 0.75 0.85

(1) Depending on the country in which the boiler is installed

(2) Domestic cold water inlet: 10 °C - Domestic hot water outlet: 45 °C - Primary circuit (heating water): 80 °C

(3) Domestic cold water inlet: 10 °C - Domestic hot water outlet: 40 °C - Primary circuit (heating water): 80 °C - Calorifier temperature: 60 °C

3.2.2. Specifications of the DHW sensor

Temperature in °C 10 20 25 30 40 50 60 70 80

Resistance in ohm 19691 12474 10000 8080 5372 3661 2536 1794 1290

3.2.3. Specifications of the solar sensor

Temperature in °C -10 -5 0+ 5 10 15 20 25 30 35 40 45 50 55 60

Resistance in ohm 961 980 1000 1019 1039 1058 1078 1097 1117 1136 1155 1175 1194 1213 1232

3. Technical specifications 220 SHL

913/05/2015 - 300026829-001-05

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