Alfalaval Unique SSV Series Manual de usuario

TD 461-583 TD 461-791

ESE00523-EN7 2020-02

Original manual

Instruction Manual

Unique Single Seat Valve - Manually Operated

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Table of contents

The information herein is correct at the time of issue but may be subject to change without prior notice

1. EC Declaration of Conformity ....................................................................... 4

2. Safety .................................................................................................... 5

2.1. Important information ............................................................................. 5

2.2. Warning signs ..................................................................................... 5

2.3. Safety precautions ................................................................................ 6

3. Installation .............................................................................................. 7

3.1. Unpacking/delivery ............................................................................... 7

3.2. General installation ................................................................................ 8

3.3. Welding ............................................................................................ 9

3.4. Recycling information ............................................................................. 9

4. Operation ............................................................................................... 10

4.1. Operation .......................................................................................... 10

4.2. Troubleshooting ................................................................................... 12

4.3. Recommended cleaning ......................................................................... 13

5. Maintenance ........................................................................................... 15

5.1. General maintenance ............................................................................. 15

5.2. Dismantling the valve ............................................................................. 17

5.3. Plug seal replacement ............................................................................ 17

5.4. Valve assembly .................................................................................... 18

6. Technical data ......................................................................................... 19

6.1. Technical data ..................................................................................... 19

7. Parts list and service kits ............................................................................ 20

7.1. Drawing ............................................................................................ 20

7.2. Unique Single Seat Valve - Manual Operated Shut-off Valve ................................. 21

7.3. Unique Single Seat Valve - Manual Operated Change-over Valve ........................... 23

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1 EC Declaration of Conformity

Revision of Declaration of Conformity: 29/12-09

Alfa Laval Kolding A/S

Company Name

Albuen 31, DK-6000 Kolding, Denmark

Address

+4579322200

Phone No.

hereby declare that

Unique Single Seat Valve

Designation

Manually Operated

Type

is in conformity with the following directives:

- Machinery Directive 2006/42/EC

- Pressure Equipment Directive 2014/68/EU category 1 and subjected to assessment procedure Module A

The person authorised to compile the technical file is the signer of this document

Global Product Quality Manager

Pumps, Valves, Fittings and Tank Equipment Lars Kruse Andersen

Title Name

Kolding 2016-06-01

Place Date Signature

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2 Safety

Unsafe practices and other important information are emphasised in this manual.

Warnings are emphasised by means of special signs.

2.1 Important information

Always read the manual before using the valve!

WARNING

Indicates that special procedures must be followed to avoid serious personal injury.

CAUTION

Indicates that special procedures must be followed to avoid damage to the valve.

NOTE

Indicates important information to simplify or clarify procedures.

2.2 Warning signs

General warning:

Caustic agents:

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2Safety

All warnings in this manual are summarised on this page.

Pay special attention to this instructions below so that severe personal injury and/or damage to the valve are avoided.

2.3 Safety precautions

Installation:

Always read the technical data thoroughly (see chapter 6 Technical data)

Never touch the valve or the pipelines when processing hot liquids or when sterilising

Never dismantle the valve with valve and pipelines under pressure

Never dismantle the valve when it is hot

Operation:

Never dismantle the valve with valve and pipelines under pressure

Never dismantle the valve when it is hot

Always read the technical data thoroughly (see chapter 6 Technical data)

Never touch moving parts if the actuator is supplied with compressed air

Always rinse well with clean water after cleaning

Always handle lye and acid with great care

Maintenance:

Always read the technical data thoroughly (see chapter 6 Technical data)

Never service the valve when it is hot

Never service the valve with valve and pipelines under pressure

Transportation:

Always ensure that compressed air is released

Always ensure that all connections are disconnected before attempting to remove the valve from the installation

Always drain liquid out of valves before transportation

Always used predesigned lifting points if defined

Always ensure sufficient fixing of the valve during transportation - if specially designed packaging material is available it

must be used

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3 Installation

The instruction manual is part of the delivery. Study the instructions carefully.

The items refer to parts list and service kits section.

The valve is supplied as separate parts as standard (for welding).

The valve is assembled before delivery, if it is supplied with fittings.

3.1 Unpacking/delivery

Step 1

CAUTION

Alfa Laval cannot be held responsible for incorrect unpacking.

Check the delivery for:

1. Complete valve, shut-off valve or change-over

valve.

2. Delivery note.

Step 2

Shut-off valve:

1. Complete handle.

2. Bonnet (20).

3. Clamp (19).

4. Valve plug (23).

5. Valve body (22).

TD 461-585

Change-over valve:

1. Complete actuator.

2. Bonnet (20).

3. 2 x clamps (19).

4. Valve plug (27).

5. Lower valve body (22).

6. Valve seat (28).

7. Upper valve body (26).

TD 461-586_1

Step 3

Remove possible packing materials from the valve/valve parts.

Inspect the valve/valve parts for visible transport damage.

Avoid damaging the valve/valve parts.

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3 Installation

Study the instructions carefully and pay special attention to the warnings!

The valve has welding ends as standard but can also be supplied with fittings.

3.2 General installation

Step 1

Always read the technical data carefully.

See chapter 6 Technical data.

CAUTION

Alfa Laval cannot be held responsible for incorrect installation.

Step 2

Never touch moving parts during operation.

Moving parts!

TD 461-589

Step 3

It is recommended to install the valve so that the flow is against

the closing direction to avoid water hammering.

Avoid water

hammering!

Inlet

TD 461-590

Inlet

Step 4

Avoid stressing the valve.

Pay special attention to:

-Vibrations.

- Thermal expansion of the pipelines.

- Excessive welding.

- Overloading of the pipelines.

Risk of damage!

TD 461-591

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3 Installation

Study the instructions carefully.

The valve is supplied as separate parts to facilitate the welding.

The items refer to the parts list and service kits section.

Check the valve for smooth operation after welding.

3.3 Welding

Step 1

Always install valves with more than one valve body so that the

seals between the valve bodies can be replaced. Do not weld

more than one valve body into the system.

Measurement A is depending on body combination and piping

solution.

It is recommended to fit sufficient clamps/unions to be able to

disassemble the valve for servicing

Please see actual PD-sheet for further information. TD 461-592_1

Step 2

Assemble the valve in accordance with the steps on page 18.

Pay special attention to the warnings!

TD 461-593

TD 461-614

Step 3

Pre-use check:

Open and close the valve several times to ensure that it operates

smoothly.

Pay special attention to the warnings!

TD 461-594

3.4 Recycling information

• Unpacking

- Packing material consists of wood, plastics, cardboard boxes and in some cases metal straps

- Wood and cardboard boxes can be re-used, recycled or used for energy recovery

- Plastics should be recycled or burnt at a licensed waste incineration plant

- Metal straps should be sent for material recycling

• Maintenance

- During maintenance, oil and wearing parts in the machine are replaced

- All metal parts should be sent for material recycling

- Worn out or defective electronic parts should be sent to a licensed handler for material recycling

- Oil and all non-metal wear parts must be disposed off in agreement with local regulations

• Scrapping

- At end of use, the equipment must be recycled according to the relevant, local regulations. Besides the equipment itself, any

hazardous residues from the process liquid must be considered and dealt with in a proper manner. When in doubt, or in the

absence of local regulations, please contact your local Alfa Laval sales company

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4Operation

Study the instructions carefully and pay special attention to the warnings!

Ensure that the valve operates smoothly.

The items refer to the parts list and service kits section.

4.1 Operation

Step 1

Always read the technical data carefully.

See chapter 6 Technical data.

CAUTION

Alfa Laval cannot be held responsible for incorrect operation.

Step 2

Never touch the valve or the pipelines when processing hot liquids

or when sterilising. Burn hazard!

TD 461-595

Step 3

Never touch moving parts during operation.

Moving parts!

TD 461-589

Step 4

Lubrication of valves:

1. Ensure smooth movement between lip seal (25) and

plug stem (23, 27).

2. Lubricate the lip seal with Klüber Paraliq GTE 703 if necessary

(see page 15).

Shut-off valve Change-over valve

TD 461-597

TD 461-615

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