Eneren EWM Manuel utilisateur

HF61 J070E

USER MANUAL

ENGLISH

MULTIPURPOSE SPLIT UNIT: AIR-WATER HEAT PUMP

EWM

3-60

HF61 0070O

- MULTIPURPOSE SPLIT UNIT: AIR-WATER HEAT PUMP

Installation, use and maintenance manual

MULTI-PURPOSE UNIT: AIR-WATER HEAT PUMP

EWM

WARNING CAREFULLY READ THIS MANUAL BEFORE USING THE UNIT.

WARNING Declaration of conformity

The declaration of conformity is attached individually to documents on the unit, generally placed

inside the circuit compartment.

Dear Customer,

In thanking you for choosing our product, we are pleased to hand this manual to you to aid in optimum

utilisation for better comfort.

Please read carefully the recommendations described in the following pages and keep the manual

available to personnel who will be responsible for managing and maintaining the unit.

Our company is at your complete disposal for any and all questions that you should require both in the

unit starting phase and at any time of its utilisation.

At times when ordinary or extraordinary maintenance will be needed, we put at your disposal as of now

our Technical Service to provide you with any assistance and spare parts.

In order to foster a quicker collaborative relationship, here is how to contact us:

EWM

ENEREN S.r.l.

Viale Spagna, 31/33

35020 Tribano (Pd) ITALY

Tel + 39 049 9271513

Fax + 39 049 9588522

e-mail : inf[email protected]

support@eneren.it

049-9271513

4-60

HF61 0070O

- MULTIPURPOSE SPLIT UNIT: AIR-WATER HEAT PUMP

Installation, use and maintenance manual

1 YOUR INSTALLATION

The manual of installation contains all suggestions for perfect installation of the equipment. It is

essential to install a mesh lter at the inlet of both water circuits: This lter should be in stainless

steel mesh with mesh not larger than 1 mm.

2 YOUR CONNECTION

Correctly perform all connections. In the FIRST START-UP REQUEST FORM you will nd a list of all

checks to be performed before starting-up the machine.

3 YOUR REQUEST

At least one week in advance send by fax the request form included in the machine documents.

If this document is missing, request a copy from HIREF S.p.a. Viale Spagna, 31/32 35020 Tribano

(Padova) - ITALY Tel. +39 049 9588511 Fax. +39 049 9588522 info@hiref.it

4 OUR APPOINTMENT

The HIREF Support Service shall organise the procedure and you will be contacted by the area

Authorised Service Centre.

5 OUR INSPECTION

All preliminary checks and machine testing shall be performed together with your personnel.

Your personnel shall receive instructions for correct machine management.

6 OUR WARRANTY

Upon completing testing the Authorised Service Centre shall issue a testing certicate valid for

machine warranty.

HIREF S.p.A. puts at your disposal a customised maintenance schedule

START-UP INSTRUCTIONS

EWM

5-60

HF61 0070O

- MULTIPURPOSE SPLIT UNIT: AIR-WATER HEAT PUMP

Installation, use and maintenance manual

CONTENTS

1 - GENERAL DESCRIPTION 7

1.1 OPERATING PRECAUTIONS 7

1.2 FOREWORD 7

1.3 LIABILITY 8

1.4 INTENDED USE 8

1.5 IDENTIFICATION OF THE UNIT 9

1.6 GENERAL INSTRUCTIONS 10

2 - SAFETY REQUIREMENTS 10

2.1 GENERAL SAFETY RULES 10

2.1.1 Thoroughly know the unit 10

2.1.2 Wear protective clothing 10

2.1.3 Use safety equipment 11

2.1.4 Warnings for inspections and maintenance 11

2.2 GENERAL PRECAUTIONS 11

2.2.1 Safety warnings 11

2.2.2 Accident prevention safety 12

2.2.3 Operating safety 12

2.2.4 Residual risk areas 13

2.3 POSITION OF THE SAFETY PLATES 13

2.3.1 Description of safety plates 14

2.4 GENERAL SAFETY RULES 15

2.4.1 Care and maintenance 15

2.4.2 Fire extinguisher and rst aid 15

2.5 PRECAUTIONS FOR MAINTENANCE 15

2.5.1 Tools 15

2.5.2 Personnel 15

2.5.3 Keep unit clean 15

2.5.4 Warning plates 16

3 - PRODUCT DESCRIPTION 16

3.1 THE SERIES 16

3.2 MAIN INTERNAL UNIT COMPONENTS 18

3.3 SYNCHRONOUS MOTORS 23

3.4 MAIN EXTERNAL UNIT COMPONENTS 24

3.5 RANGE AND OPERATION 25

3.6 DESIGN CRITERIA FOR PIPING AND CHARGING 28

3.7 OPERATION LIMITS 32

4 - INSPECTION, TRANSPORT, POSITIONING 36

4.1 INSPECTION 36

4.2 LIFTING AND CONVEYANCE 36

4.3 UNPACKING 36

4.4 POSITIONING AND INSTALLATION 36

EWM

6-60

HF61 0070O

- MULTIPURPOSE SPLIT UNIT: AIR-WATER HEAT PUMP

Installation, use and maintenance manual

CONTENTS

5 - CONNECTIONS 38

5.1 HYDRAULIC CONNECTIONS 38

5.1.1 General recommendations for hydraulic connections 38

5.1.2 Technical data of hydraulic pumps 39

5.2 ELECTRICAL CONNECTIONS 41

6 - MANAGEMENT AND CONTROL 43

6.1 HIWEB FUNCTIONALITY 43

6.2 LOADS MANAGEMENT FUNCTIONALITY 44

6.2.1 Alarms 44

6.2.2 Operating mode 45

7 - MAINTENANCE AND PERIODIC CHECKS 46

7.1 Warnings 46

7.2 Maintenance table 46

8 - TROUBLESHOOTING 47

8.1 Unit alarm 47

8.2 Troubleshooting 48

9 - OPTIONAL STORAGE TANKS 50

10 - TECHNICAL DATA 51

11 - UNIT DECOMMISSIONING 53

11.1 ENVIRONMENTAL PROTECTION 53

12 - HYDRAULIC PRESSURE LOSSES 53

12.1 EVAPORATOR PRESSURE LOSSES 53

12.2 HEAT RECOVERY UNIT PRESSURE LOSSES 53

13 - R410A REFRIGERANT FLUID SAFETY DATA SHEET 54

EWM

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HF61 0070O

- MULTIPURPOSE SPLIT UNIT: AIR-WATER HEAT PUMP

Installation, use and maintenance manual

The operating rules contained in this manual are solely applicable for the units Model:

EWM

The instructions manual must be read and used as follows:

- every unit operator and maintenance technician must carefully read the entire manual and comply with that stipulated

therein;

- the employer is obliged to ensure that the operator satises the aptitude requisites for unit operation and has carefully

read the manual;

- read the instructions manual carefully and consider it an integral part of the unit;

- the instructions manual must be readily available to the operating personnel and maintenance technicians;

- keep the manual throughout the life of the unit;

- ensure any update received is included in the text;

- hand the manual to any other user or subsequent owner of the unit;

- for no reason whatsoever are parts of the manual to be removed, torn or rewritten;

- store the manual away from humidity and heat;

- if the manual is lost or partially damaged and therefore the contents can no longer be read entirely, it is advisable to

request a new manual from the manufacturer by communicating the code found on the cover or the serial number of the

unit.

Pay utmost attention to the following symbols and their meaning. Their purpose is to highlight specic information such as:

The operating rules described in this manual are an integral part of the unit supply.

These rules are also intended for the previously trained operator specically to operate this type of unit and contain all the

necessary and indispensable information for operating safety and optimal, proper use of the unit.

Hurried and incomplete training leads to improvisation, which is the cause of many accidents.

The following recommendations must be read carefully before starting work and strictly complied with:

- the operator must always have the instructions manual at their disposal;

- plan each operation carefully;

- ensure safety devices work correctly and there are no doubts on how they work; otherwise, do not start-up the unit;

- strictly comply with the precautions regarding specic risks referred to in this manual;

- preventive and thorough maintenance guarantees constant enhanced unit operating safety. Never delay necessary repairs

and always have them carried out solely by qualied personnel; only original spare parts are to be used.

1 - GENERAL DESCRIPTION

1.1 PRECAUTIONS FOR USE

1.2 PREMISE

WARNING With reference to additional information or suggestions for the unit to be used correctly.

ATTENTION With reference to dangerous situations that could arise while using the unit, in order to

prevent damaging objects and the unit itself.

With reference to dangerous situations that could arise while using the unit, in order to

guarantee personal safety.

DANGER

EWM

8-60

HF61 0070O

- MULTIPURPOSE SPLIT UNIT: AIR-WATER HEAT PUMP

Installation, use and maintenance manual

HiRef considers itself relieved of all liability and obligations for any accident to persons or objects that may occur due to:

- failure to comply with the instructions given in this manual regarding the condition, use and maintenance of the unit;

- violent actions or incorrect manoeuvres when performing maintenance on the unit;

- modications made to the unit without previous written authorisation from HiRef;

- occurrences foreign to normal and correct use of the unit.

In all cases, whenever the user should blame the accident on a unit defect, he must demonstrate that the damage occurring

was a main and direct consequence of said "defect".

EWM is an air-water heat pump that uses external air as a source of heat and, with no combustion or ame, warms or cools

the entire home and autonomously produces hot water.

Its use is recommended within the operating limits given in this manual, or the warranty envisioned by the sale contract will

become null and void.

All other use must be deemed inappropriate and the manufacturer declines all liability for any damage to persons or objects

or that occurring to the unit itself.

1.4 INTENDED USE

1.3 LIABILITY

- When installing or servicing the unit the rules stipulated in this manual must be complied

with together with those on board the unit and in any case all necessary precautions must

be taken.

- The uids under pressure in the cooling circuit and the presence of electrical components may cause hazardous

situations during installation and maintenance work.

- Therefore, only qualied personnel may perform any work on the unit.

- THE UNIT MUST ONLY BE COMMISSIONED BY QUALIFIED PERSONNEL, AUTHORISED BY THE COMPANY PLACING IT

ON THE MARKET (SEE ATTACHMENT).

- FAILURE TO COMPLY WITH THE RULES STIPULATED IN THIS MANUAL AND ANY ALTERATION TO THE UNIT WITHOUT

PRIOR AUTHORISATION WILL IMMEDIATELY RENDER THE WARRANTY NULL AND VOID.

- Before performing any work on the unit, ensure it has been disconnected from the power supply.

- Only original spare parts must be used for repairs or maintenance operations. The MANUFACTURER declines all

liability for damage deriving from non-compliance with the above-mentioned points.

- The unit is covered by the warranty according to the contractual agreements upon sale.

- If a fault should occur, do not try to repair it yourself or have an unauthorised technician perform the repairs. The

warranty shall otherwise be rendered null and void.

ATTENTION

- Place the unit in environments where there is no risk of explosion, corrosion or re.

- Improper use could cause serious consequences to the unit.

- All routine and special maintenance operations must be performed with the unit o and

the power supply disconnected.

- Wait about 30 minutes after switching the unit o before performing any maintenance in order to prevent burns.

DANGER

EWM

9-60

HF61 0070O

Modello - Model EWM0XXM

Matricola - Serial number HFXXXXXXXXXX

Codice ID - Code ID

Data di produzione - Date of production 22/08/17

Categoria PED/ 2014/68/EU Category II

Procedura di valutazione conformità - Conformity module D

Max pressione ammissibile PS - Max allowable pressure PS[bar-r] 41,5

"Max pressione esercizio lato bassa pressione PS

Max allowable pressure low pressure side PS [bar-r]"

41,5

Max/Min temp. di stoccaggio - Max-Min storage temperature [°C] +42 / -20

Max/Min.temp.amb. di funzionamento-Max/Min amb.working

temp.[°C] +42 / -20

Potenza frigorifera* - Cooling Capacity* [ kW ]

EER*

Potenza termica* - Heating Capacity* [ kW ]

COP*

Refrigerante - Refrigerant [Ashrae 15/1992] / GWP R410A/2088

Carica refrigerante - Refrigerant charge [kg] C1 C2 C3 C4

(1*) - - -

Refrigerante aggiunto - Refrigerant added [kg] C1 C2 C3 C4

(2*) - - -

Carica totale - Total Charge [kg] (2*)

"Tonnellate di CO2 equivalenti

Tonnes of CO2 equivalent"

Taratura press. lato ALTA - HIGH pressure Switch Set [bar-r] 41,5

Taratura press. lato BASSA - LOW pressure Switch Set [bar-r] -

"Taratura valvola sicurezza refrigerante

Safety valve refrigerant Set [bar-r]"

"Massima pressione esercizio circuito acqua

Max working pressure water circuit [bar-r]"

"Taratura valvola sicurezza acqua

Safety valve water side Set [bar-r]"

Alimentazione Elettrica- Power supply 230V/1ph/50Hz

Potenza massima assorbita - Max. absorbed power [kW] 5

Corrente massima - Full load ampere FLA [A] 22

Corrente di spunto - Starting Current LRA [A] /

Schema elettrico - Wiring diagram HF620Axxxx

Schema frigorifero - Refrigeration diagram HF630Axxxx

Peso a vuoto - Empty weight [kg] 260

"* EN14511-2

Contiene gas uorurati ad e󰀨etto serra disciplinati dal protocollo di Kyoto

Contains uorinated greenhouse gases governed by the Kyoto protocol

Ermeticamente sigillato/Hermetically sealed"

- MULTIPURPOSE SPLIT UNIT: AIR-WATER HEAT PUMP

Installation, use and maintenance manual

- Before performing any work on the unit, each operator must be perfectly aware of how the

unit and its controls work and must have read and understood all the technical information

in this manual.

- It is forbidden to use the unit in conditions or for purposes other than those stipulated in this manual and The

MANUFACTURER cannot be liable for faults, issues or accidents due to non-compliance with this prohibition.

- Do not repair the high pressure pipes with welding.

- It is prohibited to tamper with, alter or modify, even partially, the systems or equipment referred to in the

instructions manual, particularly the guards provided and symbols regarding personal safety.

- It is also prohibited to operate in any way other than that stipulated or disregard required safety operations.

- Safety guidelines together with general information provided in this manual are particularly important.

ATTENTION

Each unit is characterised by an identication plate, which

is found on the frame. This states all data necessary for

installation, maintenance and traceability of the machine.

Make note of the model, serial number, denitive refrigerant

load and reference layouts of the machine at the end of

this manual in a way that they can be easily found in the

case of deterioration of the data plate and maintenance

interventions.

(1*) The refrigerant load indicated is that already present inside the unit and pre-

loaded in the factory.

(2*) The denitive refrigerant load must be written after installation, by the

technician that performed the job.

1.5 IDENTIFICATION OF THE UNIT

EWM

10 -60

HF61 0070O

- MULTIPURPOSE SPLIT UNIT: AIR-WATER HEAT PUMP

Installation, use and maintenance manual

1.6 GENERAL INSTRUCTIONS

- The Manual must be stored carefully in a place that is known by the user of the unit,

managers and operators in charge of transport, installation, use, maintenance, repairs and

nal dismantling.

- This manual indicates the intended use of the unit and provides instructions regarding transport, installation,

assembly, adjustment and use. It provides information regarding maintenance, ordering spare parts, the presence

of residual risks and personnel training.

- It should be noted that the use and maintenance manual can never replace adequate user experience. This manual

represents a reminder of the main operations to be performed by operators who have received specic training,

for example by attending training courses held by the manufacturer, with reference to particularly demanding

maintenance operations.

- This manual is to be considered an integral part of the unit and must be stored near the unit in a special container

until the unit is eventually demolished. Request a new copy from the manufacturer if it is lost or deteriorated.

- Ensure all users have thoroughly understood the user instructions as well as the meaning of any symbols on the

unit.

- Potential accidents can be prevented by following these technical instructions with reference to the Machinery

Directive 2006/42/EC and subsequent amendments.

- In any case, always comply with the national safety regulations.

- Do not remove or damage the safety devices, labels and notices, especially those imposed by law.

- Adhesive labels intended for safer use are applied to the unit, therefore it is very important to replace them should

they become illegible.

- This manual reects the state of the art at the time the unit is sold and cannot be considered inadequate merely

due to subsequent updates based on new experience.

- The MANUFACTURER has the right to update the production and manuals, without being obliged to update

previous production and manuals.

- Please call the telephone numbers found in this manual for any requests for updates of the use and maintenance

manual or supplements, which are to be considered an integral part of the manual.

- Contact the MANUFACTURER for further information and to submit any proposals on how to improve the manual.

- The MANUFACTURER kindly asks you to report the address of the new owner in case of transfer of the unit, in order

to facilitate forwarding any supplements of the manual to the new user.

ATTENTION

Each operator must use the personal protection devices, such as gloves,

accident-prevention glasses, accident-prevention shoes.

The unit must only be used by qualied personnel, which is obliged to know the positions and functions of all commands,

the instruments, indicators, LEDs and various plates.

2 - SAFETY REQUIREMENTS

2.1 GENERAL SAFETY RULES

2.1.1 Thoroughly know the unit

2.1.2 Wear protective clothing

EWM

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