Bardiani BZAW3PG Fiche technique

BZAW3

BYAW3

BWAW3

BZAW3PG

Instruction, Use and Maintenance Manual

MIXPROOF VALVE

Bardiani Valvole S.p.A.

via G. di Vittorio, 50/52 - 43045 Fornovo di Taro (PR) - Italy

tel. +39 0525 - Fax 0525 3408

[email protected] - www.bardiani.com

EN-IST-BZAW3-0124

(Translation of the Original Instructions)

2EN-IST-BZAW3-0124

INDEX

1 Safety,Warning and Mandatory Signs 5

1.1 Operator training 8

2 General safety Warnings 9

2.1 General safety warnings 9

2.2 Electrical device 9

3 Technical data 10

4 Checking / Unpacking / Lifting 11

5 Installation 13

6 Operation 16

7 Troubleshooting 17

8 Cleaning 18

9 Disposal 21

10 Maintenance 22

10.1 General maintenance 22

10.2 Scheduled maintenance 23

10.3 Tools useful for Disassembly/Reassembly 24

10.4 Mixproof Valve BZAW3 25

10.5 Disassembly of the BZAW3 - BWAW3 27

A Disassembly of the BZAW3 29

B Disassembly of the BWAW3 43

10.6 Assembly of the BZAW3 50

A Assembly of the BZAW3 54

B Assembly of the BWAW3 62

10.7 Mixproof Valve BZAW3 Diverter 68

10.8 Disassembly of the BZAW3 Diverter 71

10.9 Assembly of the BZAW3 Diverter 88

A Assembly of the BZAW3 Diverter 92

B Assembly of the BZAW3 PTFE diverter 99

11 Annexes 106

12 2D diagram BZAW3 107

13 2D Diagram BYAW3 108

14 2D Diagram BWAW3 109

15 2D diagram BZAW3 M8 110

16 2D diagram BYAW3 M8 111

17 2D diagram BZAW3 Diverter 112

18 2D Diagram BYAW3 Diverter Steam Barrier 113

19 2D Diagram BZAW3 M8 Diverter (PTFE) 114

3EN-IST-BZAW3-0124

MANUAL REVISION DATE

20 2D Diagram BZAW3PG 115

21 Warranty 116

22 Recommendations 117

4EN-IST-BZAW3-0124

FOREWORD

This “Instruction, Use and Maintenance Manual” has been prepared to provide guidance and

recommendations to assist qualified skilled technicians in the understanding, running and

maintenance orf the Products supplied.

It forms an integral part of the Products supplied and must be read prior to any installation,

operation and/or maintenance of all types of valves provided.

This manual must be saved for future reference and be kept readily available at the unit.

WithregardstotheuseofvalvescompliantwithEUDirective2014/34/UE(ATEX),consultation



The essential characteristics of all types of valves described herein being consistent, the

Manufacturer reserves the right to alter and or complement and or update at any time and with

no obligation to notify so in writing, the data and or information relevant to the use of the valves

described in this "Instruction, Use and Maintenance Manual".

A constantly updated version of this "Instruction, Use and Maintenance Manual" is available

at the Manufacturer's website www.bardianivalvole.it.

Under no circumstance shall the Manufacturer be held liable for consequences resulting

from failure and or improper use of the instructions contained in this Manual and relating to

the installation, operating, maintenance and storage of the products.

Full or part reproduction, transfer and or recording of any part of this "Instruction, Use and

Maintenance Manual" by all means, whether it be electronic, on hard copy, mechanical or any

other means or recording or reuse is strictly prohibited without the prior written consent of the

Manufacturer and for any use other than that of the Buyer.

5EN-IST-BZAW3-0124

1 Safety,Warning and Mandatory Signs

WARNING SIGNS

Pictogram Description Notes

WARNING

General

This tells the person in question that the operation

described involves (when not performed in accordance

with the relative safety regulations) the risk of personal

injury.

WARNING

Hand crushing

Exercise caution in executing the procedure

Hand crushing hazard.

Never touch the moving parts if the actuator is supplied

with compressed air.

WARNING

Heavy loads

Exercise caution in executing the procedure

Heavy suspended loads.

WARNING

Severe burns

Heat emission hazard Very hot surface, risk of severe

burns

WARNING

Risk of explosions

Take Care, risk of explosions

6EN-IST-BZAW3-0124

1 Safety,Warning and Mandatory Signs

MANDATORY SIGNS (FOR THE OPERATOR IN CHARGE OF MECHANICAL MAINTENANCE

AND THE OPERATOR IN CHARGE OF ASSEMBLY/DISASSEMBLY)

Pictogram Description Notes

OBLIGATION

General

Special instructions must be followed to avoid injury to

persons.

PROTECTIVE GLOVES Protective gloves must be available for handling

objects which could cause hand injuries or when there

is the possibility of coming into contact with harmful

substances..

HARD HAT Hard hats must be available when lifting heavy parts.

FOOTWEAR Use safety footwear to protect against injuries caused

by falling objects during maintenance operations

(particularly when dismantling parts).

SUITABLE CLOTHING Suitable clothing such as overalls. It is strictly

prohibited to wear clothes with large flapping sleeves

and/or other loose items which could easily get caught

up in machine parts.

SAFETY GLASSES Protective glasses must be available when there is the

possibility of contact which harmful substances which

could cause eye injuries.

OPERATING SIGNS

Pictogram Description Notes

SKILLED

PERSONNEL

Dismantling/Assembling and maintenance operations must be

carried out by expert technicians only.

NOTE Follow the indicated note with care

ENVIRONMENTAL

NOTE

Follow the regulations in force in the country of used

governing waste disposal.

CLAMP Use of a clamp

CLAMP WITH SOFT

JAWS

Use of a clamp with jaws made from soft material

PRESS Use of a press

7EN-IST-BZAW3-0124

1 Safety,Warning and Mandatory Signs

OPERATING SIGNS

Pictogram Description Notes

PRESS

(release)

Use of a press Gradual release of the pressure force

ELECTRICAL

CONNECTION

Electrical connection to the control unit (consult the relative

instruction manual).

ELECTRICAL

DISCONNECTION

Electrical disconnection from the control unit (consult the

relative instruction manual).

PNEUMATIC

CONNECTION

Connection of the air to the valve.

PNEUMATIC

DISCONNECTION

Disconnection of the air from the valve

PLUG INSERTION Insertion of the plug in the three-way connector when air is

connected to the valve.

DO NOT CONNECT

AIR

Don't connect compressed air

1APPLICATION OF

FOODSAFE

GREASE

Use FOODLUBE HI-TEMP 2 grease or similar

2APPLICATION

OF FOODSAFE

GREASE

Use FOODLUBE Multi-paste grease or similar

APPLICATION OF

MULTI-PURPOSE

GREASE

Use AGIP GREASE MU EP 2 SE or similar

THREADLOCK

APPLICATION

Use SPEED BOND M500 threadlock or similar

ASSEMBLY /

DISASSEMBLY

SEQUENCE

Sequence of assembly disassembly operations

OPTIONAL

8EN-IST-BZAW3-0124

1 Safety,Warning and Mandatory Signs

1.1 Operator training

All persons who have to work on the valve must be qualified to carry out the relative

maintenance tasks. They must be informed as to the possible hazards involved and must

observe all the safety instructions set out in this manual. Allow expert personnel only to

work on the electrical components.

9EN-IST-BZAW3-0124

2 General safety Warnings

2.1 General safety warnings

Intended use

Bardiani valves have been designed exclusively for moving fluids.

Prohibited use

The valve must not be used:

• for any operations different to those described under the heading “Intended Use”,

• for handling fluids different to the type specified by the manufacturer and indicated in the valve's

technical data.

• for moving fluids at different pressures to those envisaged by the manufacturer and indicated in the

valve's technical data.

Limitations on valve use

It is forbidden to:

• use the valve in a construction configuration different to the one envisaged by the manufacturer.

• use the valve where there is a risk of explosion and/or fire, unless envisaged by the manufacturer (if

the valves are certified in accordance with Directive 2014/34/EU, please refer to the ATEX Manual)-;

• integrate other systems and/or equipment which were not considered by the manufacturer during the

executive design phase,

• use the valve for purposes other than those specifically envisaged by the manufacturer.

WARNING

The machine may not he used inside premises where there is a potentially explosive atmosphere or risk

of fire unless otherwise stated by the manufacturer (in the case of valves certified in accordance with

Directive 2014/34/EU please refer to the ATEX Manual).

BARDIANI VALVOLE S.p.A. declines all liability

for installation, use or maintenance which fails to comply with

the indications provided in this manual!

2.2 Electrical device

(see the control unit manual)

10 EN-IST-BZAW3-0124

3 Technical data

VALVE DATA

Maximum pressure 10 bar

Maximum seal pressure See catalogue

Storage temperature from -10°C to 25°C

Material in contact with the product AISI 316L (1.4404). Check the resistance to corrosion in relation to

products and detergents

Gasket material in contact with the product EPDM, FKM, HNBR and other gaskets on request. Check compatibility

with products and detergents

Surface finish in contact with the product Ra 0.8 µm. Other finishes available on request

VAPOUR BARRIER DATA

Connectors 1/8” BSP

Steam maximum temperature 130°C (266°F)

Gaskets material FKM

PNEUMATIC ACTUATOR DATA

Connectors 1/8” BSP

Pipe dimensions 6 mm external diameter, 4 mm internal diameter

Air pressure from 6 bar (87 psi) to 8 bar (116 psi)

Air quality Class 2, 4, 3 ISO8573-1

External material AISI 304L (1.4307)

Seals NBR

Noise levels 76 dB

Electrical supply See Giotto Top

GASKET MATERIALS COMPATIBILITY

Product EPDM FKM HNBR

Temperature (applications with air) from -10°C to +140°C from -10°C to +200°C from -10°C to +130°C

Caustic soda 2% 60°C 30°C To be checked

Nitric Acid 2% 60°C 80°C To be checked

Saturated steam 125°C Suitable To be checked Suitable

Greases Unsuitable Suitable Suitable

Alcohols Suitable Unsuitable Suitable

The valve complies with PED 2014/68/EU directive, with special reference to

Annex III, Module A, concerning internal manufacturing checks as indicated in the

Conformity Assessment Procedures.

Valves with DN equal or smaller than DN25 are not included in compliance with Article 4, paragraph 3.

Valves designed for use with gases, liquefied gases, gases dissolved under pressure, vapours and also those liquids whose

vapour pressure at the maximum allowable temperature is greater than 0,5 bar above normal atmospheric pressure (1

013 mbar) are included within the following limits:

- valves with DN between DN32 and DN100 (included) with group 1 fluids;

- valves with DN125 or bigger with group 2 fluids.

The end user is asked to carry out the acoustic emission tests once the valve has been installed in the destination

plant.

In the event of any doubt, please contact Bardiani Valvole S.p.A.

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