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Alfa Laval SMP-BC, Instruction Manual

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Alfa Laval SMP-BC Instruction Manual Download Page 29

5 Maintenance

Study the instructions carefully.
The items refer to the parts list and service kits section.
Handle scrap correctly.
Do not lubricate the rubber seals or the tool parts before fitting the seals.

5.6

Replacement of plug seals

Step 1
Removing the seal rings
Remove the old seal rings by cutting them through and pulling them out of the grooves.

TD 430-096_1

A

B

Upper valve plug

Lower valve plug

A. = Cut through!
B. = Pull

IMPORTANT! Before reading step 2-4, please see section 7.5 Tools for plug seals

29

Summary of Contents for SMP-BC

Page 1: ...TD 430 147_1 ESE02255 EN7 2016 06 Original manual Instruction Manual SMP BC Sanitary Mixproof Valve...

Page 2: ......

Page 3: ...stallation 10 3 5 Welding 11 4 Operation 14 4 1 Operation 14 4 2 Fault finding 14 4 3 Recommended cleaning 15 4 4 Cleaning equipment optional extra 18 5 Maintenance 20 5 1 General maintenance 20 5 2 D...

Page 4: ...with the following directive with amendments Machinery Directive 2006 42 EC Regulation EC No 1935 2004 The valve is in compliance with the Pressure Equipment Directive 2014 68 EU and was subjected to...

Page 5: ...nal injury and or damage to the valve are avoided 2 1 Important information Important information Always read the manual before using the valve WARNING Indicates that special procedures must be follow...

Page 6: ...the pipelines when processing hot liquids or when sterilizing Always keep the cleaning pressure lower than the product pressure Never throttle the outlet of the detecting valve Always handle lye and a...

Page 7: ...ION Alfa Laval cannot be held responsible for incorrect unpacking Check the delivery for 1 Complete valve standard or three bodied valve 2 Delivery note 3 Instruction manual Step 2 Remove possible pac...

Page 8: ...chine 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 p...

Page 9: ...milar lift the valve by an eye bolt Trestle The purpose of the trestle is to support the valve during dismantling and assembly The trestle is made of a base plate two support plates two rubber linings...

Page 10: ...plied with compressed air CAUTION Alfa Laval cannot be held responsible for incorrect installation Step 2 Install the valve so that The actuator is turned to the uppermost point The detecting valve is...

Page 11: ...ditional air supply Air R1 8 BSP Step 6 CIP connection 1 See description of cleaning and optional extras see sections 4 3 Recommended cleaning and 4 4 Cleaning equipment optional extra 2 Connect CIP c...

Page 12: ...ver valve Maintain the minimum clearances A and B so that the lower valve plug change over valve and the actuator with the internal parts can be removed A B1 B2 Incl top unit Valve size mm figures in...

Page 13: ...valve has welding ends as standard Weld carefully Check the valve for smooth operation after welding Step 5 Pre use check 1 Supply compressed air to the actuator 2 Open and close the valve several tim...

Page 14: ...Problem Cause result Possible solution Product leakage through the detecting valve closed valve Worn seal rings The two seal rings affected by different products Incorrect fitting of seal rings Produc...

Page 15: ...lye and acid with great care Caustic danger Always use rubber gloves Always use protective goggles Step 2 Never touch the valve or the pipelines when sterilizing Burning danger Step 3 Always keep the...

Page 16: ...ods Milk 1 2 Yoghurt 3 5 Beer 2 5 Cold wort 5 10 Recommended cleaning flow rates For special processes see Step 6 Leakage chamber 12 15 l min 3 2 4 0 gpm Step 6 1 Avoid excessive concentration of the...

Page 17: ...arefully and pay special attention to the warnings NaOH Caustric soda HNO3 Nitric acid Step 9 Open stop valve Cleaning of the valve body and the leakage chamber A CIP A TD 430 044_1 Step 10 Closed cha...

Page 18: ...g equipment optional extra Step 1 Installation kit A for CIP and leakage connections of a single valve PVDF stainless steel tubes Contents Pos 1 Welding male part Pos 2 Fitting PVDF female Pos 3 Tube...

Page 19: ...lications CIP Cleaning In Place Step 3 Installation kit C for CIP and leakage connection of a single valve stainless steel tubes Contents Pos 1 Welding part Pos 4 CIP leakage tube AISI 316 Adjust and...

Page 20: ...s remove the CIP connections before service CAUTION All scrap must be stored disposed of in accordance with current rules directives Step 2 Never service the valve when it is hot Never service the val...

Page 21: ...cing the valve rubber seals Replace when required Replace when possible Planned maintenance Regular inspection for leakage and smootth operation Keep a record of the valve Use the statistics for plann...

Page 22: ...g seals are tight no water leakage through the valve ports 4 Supply compressed air to the actuator 5 Open and close the valve several times to ensure that it operates smoothly Pay special attention to...

Page 23: ...clamp 24 3 Lift out the actuator together with plug 23 4 Release compressed air Pay special attention to the warnings Step 4 1 Remove clip assembly 12 not for DN125 DN150 see illustration 2 Pull out...

Page 24: ...ep 2 Change over valve 1 Slide upper o ring 29 onto plug 23a 2 Fit stem 30 in the plug use Loctite or similar on thread TD 430 185_1 Use Locktite or something similar Step 3 1 Push stem seal 22 onto p...

Page 25: ...lamp 24 4 Slide lower o ring 29 onto lower plug 31b 5 Fit the lower plug use Loctite or similar TD 430 162_1 Use a piece of 5 6 mm 0 2 inch flat bar Counterhold with a spanner Step 6 Change over valve...

Page 26: ...r 5 from bonnet 16 2 Pull off o ring 13 from the bonnet Step 3 1 Pull out piston 11 and spring packet 6 2 Pull off o rings 2 9 from the piston 3 Remove guide ring 8 from the piston DN125 DN150 Step 4...

Page 27: ...mbly of actuator Step 1 Fit lip seal 20 in bonnet 16 DN125 DN150 Step 2 Fit guide ring 17 in bonnet 16 Fit guide rings 18 19 in bonnet 16 DN125 DN150 Step 3 1 Fit guide ring 8 on piston 11 DN125 DN150...

Page 28: ...them Step 5 1 Rehook lock wire 7 through the slot in cylinder 5 in the hole in bonnet 16 2 Rotate the cylinder 360 see illustration Rotate by hand or with the service tool NOTE Top air connection Rot...

Page 29: ...ber seals or the tool parts before fitting the seals 5 6 Replacement of plug seals Step 1 Removing the seal rings Remove the old seal rings by cutting them through and pulling them out of the grooves...

Page 30: ...Kl ber Paraliq GTE 703 USDA H1 and assemble the tool 5 In a hydraulic press the outer guide ring 5 is pressed downwards so that the seal is fitted in the groove of the valve plug IMPORTANT The outer...

Page 31: ...E 703 USDA H1 and assemble the tool 4 In a hydraulic press the outer guide ring 1 is pressed downwards so that the seal is fitted in the groove of the valve plug IMPORTANT The outer guide ring 1 must...

Page 32: ...t 10 and the outer guide ring 8 with Kl ber Paraliq GTE 703 USDA H1 and assemble the tool 5 In a hydraulic press the outer guide ring 8 is pressed downwards so that the seal is fitted in the groove of...

Page 33: ...m 101 6mm DN65 DN 80 DN100 0 7 x air pressure in bar DN125 DN150 NC for opening the valve 1 5 x air pressure in bar support air for closing the valve 3 6 x air pressure in bar DN125 DN150 NO for openi...

Page 34: ...s 7 1 Drawings CIP detecting valve period 9304 9504 The drawing show SMP BC stop valve change over valve CIP detecting valve period 9505 The drawing show SMP BC stop valve change over valve and stop v...

Page 35: ...7 Parts list and service kits The items refer to the parts lists in the following sections Stop valve Change over valve 35...

Page 36: ...and service kits The items refer to the parts lists in the following sections 7 2 SMP BC stop valve TD 430 149_2 26 26 23 22 CIP detecting valve Diam 32 Period 9505 CIP detecting valve Diam 27 Period...

Page 37: ...mination DN 40 38 mm DN 50 51 mm DN65 63 5 mm DN 80 76 mm DN 100 101 6 mm Service Kits for Actuator detecting CIP valve 32 Service Kit 9611920149 9611920149 9611920150 9611920151 9611920151 Product we...

Page 38: ...ervice kits The items refer to the parts lists in the following sections 7 3 SMP BC change over valve TD 430 151_2 26 26 23 31 22 CIP detecting valve Diam 32 Period 9505 CIP detecting valve Diam 27 Pe...

Page 39: ...swivel tee 16 1 Bonnet 17 1 Guide ring 22 1 Lip seal kit 22a 1 Lip seal 22b 1 Plate 22c 1 Seal ring 23 1 Plug 23a 1 Plug upper 23b 1 Seal ring 24 3 Clamp complete 25 1 Valve body 26 1 Internal parts...

Page 40: ...920284 9611920284 9611920285 9611920286 9611920287 Service kit NBR 9611920288 9611920288 9611920289 9611920290 9611920291 Service kit FPM 9611920292 9611920292 9611920293 9611920294 9611920295 Service...

Page 41: ...41...

Page 42: ...7 Parts list and service kits The items refer to the parts lists in the following sections 7 4 SMP BC stop valve size DN125 DN150 26 23 TD 430 150_2 CIP detecting valve Diam 32 42...

Page 43: ...Lip seal 21 1 Valve body seal ring 23 1 Plug 23a 1 Plug 23b 1 Seal ring 23c 1 Seal ring 24 1 Clamp complete 25 1 Valve body 26 1 Internal parts 26a 2 O ring NBR 26b 2 Spring 26c 2 O ring 26d 2 Spindl...

Page 44: ...ug seals Tool for shut off valve and change over valve upper plug 2 7 6 5 13 4 12 2309 0010 2 13 4 12 2309 0011 3 1 Small seal ring Large seal ring Only for 38 51 mm DN40 50 upper change over plug mar...

Page 45: ...1 Pin for tool 3 1 Inner guide ring for large seal 4 1 Tool housing upper plug 5 1 Outer guide ring for small seal 6 1 Inner guide ring for small seal 7 1 Support part upper plug 8 1 Outer guide ring...

Page 46: ...s 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 r...

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