Alfalaval 660 User manual

ESE03382-ENUS1 2016-09
Original manual
Instruction Manual
660 Fractional Valve

Table of contents
The information herein is correct at the time of issue but may be subject to change without prior notice
1. Safety .................................................................................................... 4
1.1. Important Information ............................................................................ 4
2. Introduction ............................................................................................ 5
3. Maintenance ........................................................................................... 6
4. Spare Parts ............................................................................................. 8
3
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1 Safety
Always use Alfa Laval genuine spare parts.
The warranty of Alfa Laval products is dependent on the use of Alfa Laval genuine spare parts.
1.1 Important Information
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attempt to modify any Alfa Laval product. To do so could create unsafe conditions and void
all warranties. D
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place any Tri-Clover product in an application where general product service ratings are exceeded.
The following D
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, and C
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signs and their meanings are used within these instructions.
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Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. The word Danger is
used in the most extreme cases.
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Indicates that special procedures must be followed to avoid damage to the valve.
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Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury. May also be used to
alert against an unsafe operating or maintenance practice.
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2 Introduction
This manual contains disassembly and reassembly instructions, with parts lists, for the Series 660 Manual Sanitary Valves.
Series 660 Sample Valve is available in ½" (12.7mm) Tri-Clamp®or ½" (12.7mm) Tri-Clamp inlet and ¼" (6.4mm) Hosebarb
outlet. The seat is available with an o-ring seal. The valve is available with a manual actuator of UHMW or bronze material.
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3 Maintenance
Always use Alfa Laval genuine spare parts.
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1. Remove cotter pin (6) and unscrew the valve handle (3).
2. Remove the clip (4) from the valve body (2).
3. Remove the stem assembly (7).
4. Remove plug (5c) from stem (7) by turning counterclockwise
while holding stem stationary.
5. Remove the plug o-ring (10).
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- Inspect the valve seats in the valve bodies for nicks, scratches and other irregularities that can damage the plug.
- Examine the gaskets used at the port connections and plug o-ring or lip seal for cuts, abrasions or other damage that
would allow leakage or ineffective cleaning.
- Carefully examine all o-rings for cuts, abrasions or damage that would allow leakage or ineffective cleaning.
- Replace worn or damaged parts. Spray o-rings and lip seals with L-1011B Sanitary Lubricant.
- Operate all valves after assembly to be sure they are operating correctly.
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3 Maintenance
Always use Alfa Laval genuine spare parts.
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1. Replace the plug o-ring (10), if necessary.
2. Hand thread the plug (5c) onto the stem (7). The plug is
properly installed when the distance between the top of the
plug and the shoulder on the stem is ¾" (19mm). Refer to
the figure below. If ¾" (19mm) dimension is not obtained,
check the plug and stem to determine the cause of problem.
Item 5C Shown
3. Place the stem (7) with the plug (5c) attached into the valve
body (2).
4. Place the clip (4) around the outside of the valve body (2)
just beneath the threads, so that the clip rests in the clip
slot on the body.
5. Replace the handle (3) and insert the cotter pin (6) into the
hole in the top of the stem (7).
7
CONTACT CSI FOR MORE INFORMATION | CSIDESIGNS.COM | [email protected] | 417.831.1411

4 Spare Parts
Always use Alfa Laval genuine spare parts.
The warranty of Alfa Laval products is dependent on the use of Alfa Laval genuine spare parts.
8
CONTACT CSI FOR MORE INFORMATION | CSIDESIGNS.COM | [email protected] | 417.831.1411

4 Spare Parts
Always use Alfa Laval genuine spare parts.
The warranty of Alfa Laval products is dependent on the use of Alfa Laval genuine spare parts.
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Pos. Qty Denomination
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Valve body 1/2 clamp x 1/4 hose
barb
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Valve body 1/2 x 1/2 clamp
31Handle
41
Clip
5C 1PTFE plug w/ o-ring (o-ring not
included)
6 1 Pin
71Stem
10 1 Plug o ring for #5c plug only
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CONTACT CSI FOR MORE INFORMATION | CSIDESIGNS.COM | [email protected] | 417.831.1411

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Contact details for all countries are
continually updated on our website.
Please visit www.alfalaval.com to access the information directly.
© Alfa Laval Corporate AB
This document and its contents is owned by Alfa Laval Corporate AB and protected by laws governing intellectual property and thereto related rights. It is the responsibility of the user of this
document to comply with all applicable intellectual property laws. Without limiting any rights related to this document, no part of this document may be copied, reproduced or transmitted in any
form or by any means (electronic, mechanical, photocopying, recording, or otherwise), or for any purpose, without the expressed permission of Alfa Laval Corporate AB. Alfa Laval Corporate AB
will enforce its rights related to this document to the fullest extent of the law, including the seeking of criminal prosecution.
CONTACT CSI FOR MORE INFORMATION | CSIDESIGNS.COM | [email protected] | 417.831.1411