Alfa Laval SRC PN10 Instruction Manual Download Page 30

Page: 30 / 32

8 Parts list and service kits

It is important to observe the technical data during installation, operation and maintenance.
Inform the personnel about the technical data.
NO = Normally open. NC = Normally closed.

8.2

Change-over valve

Standard - change-over valve - DN125-150

TD 425-171_1

Summary of Contents for SRC PN10

Page 1: ...ESE02590 EN3 2016 03 Original manual Instruction Manual Unique Single Seat Valve DN125 150...

Page 2: ......

Page 3: ...installation 7 3 2 Recommended auxiliary equipment 8 3 3 General installation 9 3 4 Welding 11 4 Operation 13 4 1 Operation 13 4 2 Fault finding 15 4 3 Recommended cleaning 16 5 Maintenance 18 5 1 Ge...

Page 4: ...ion SRC PN10 Type is in conformity with the following directive with amendments Machinery Directive 2006 42 EC Pressure Equipment Directive 2014 68 EU category 1 and subjected to assessment procedure...

Page 5: ...rmation 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 foll...

Page 6: ...observe the technical data see chapter 6 Technical data Always release compressed air after use The valve must Never be hot when servicing it The valve actuator and the pipelines must never be pressur...

Page 7: ...or change over valve see step 2 and 3 2 Delivery note 3 Instruction Manual Step 2 Shut off valve 1 Complete actuator with bonnet 8 2 Clip assembly 11 3 Lip seal 14 4 Clamp 15 5 Valve plug 19 6 Valve b...

Page 8: ...rt the valve during dismantling and reassembly The trestle is made of a base plate two support plates two rubber linings and four bolts The rubber linings are attached to the support plates so that th...

Page 9: ...ays release compressed air after use CAUTION Alfa Laval cannot be held responsible for incorrect installation Step 2 Never touch the clip assembly or the actuator piston rod if the actuator is supplie...

Page 10: ...fittings NO Normally open NC Normally closed A A Air air activated Step 4 Avoid stressing the valve Pay special attention to Vibrations Thermal expansion of the tubes Excessive welding Overloading of...

Page 11: ...change over valve and the actuator with the internal parts can be removed Valve size A mm inch B1 mm inch B2 mm inch DN125 580 22 8 730 28 7 920 36 2 DN150 640 25 1 730 28 7 920 36 2 Shut off valve C...

Page 12: ...service kits section Check the valve for smooth operation after welding NO Normally open NC Normally closed A A Air air activated Step 4 Pre use check 1 Supply compressed air to the actuator 2 Open an...

Page 13: ...use 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 sterilizing Burn hazard Step 3 Never touch t...

Page 14: ...refer to the parts list and service kits section NO Normally open NC Normally closed A A Air air activated Step 5 Lubrication of actuator 1 Ensure smooth movement of the actuator the actuator is lubr...

Page 15: ...ubber grade Tighten the loose parts Frequent cleaning Product leakage too high pressure or too small actuator Worn actuator O rings Too small actuator or actuator spring Replace the O rings Replace wi...

Page 16: ...tep 2 Never touch the valve or the pipelines when sterilising Burn hazard Step 3 Clean the plug and the seats correctly Pay special attention to the warnings Lift and lower valve plug momentarily Shut...

Page 17: ...attention to the warnings NaOH Caustic Soda HNO3 Nitric acid Step 5 1 Avoid excessive concentration of the cleaning agent 2 Adjust the cleaning flow to the process 3 Always rinse well with clean water...

Page 18: ...mpressed air after use NOTE All scrap must be stored discharged in accordance with current rules directives Step 2 Never service the valve when it is hot Never service the valve with valve and pipelin...

Page 19: ...spection for leakage and smooth operation Keep a record of the actuator Use the statistics for planning of inspections Replace after leakage Regular inspection for leakage and smooth operation Keep a...

Page 20: ...Air NC A A TD425 069_1 Step 2 Shut off valve 1 Supply compressed air to the actuator only NC 2 Loosen and remove clamp 15 3 Lift out the actuator 4 Release compressed air Pay special attention to the...

Page 21: ...closed NO Normally open A A Air air activated Step 5 Shut off valve Remove lip seal 14 For sizes DN125 150 Remove lip seal 14 and guide ring 27 Shut off valve Change over valve TD425 058_1 TD425 072_1...

Page 22: ...1 Assemble the complete valve plug 2 Fix screw 19h 20h by using loctite or something similar Shut off valve Change over valve TD425 059_1 TD425 073_1 Step 2 Fit lip seal 14 For sizes DN125 150 Fit gu...

Page 23: ...milar 5 Release compressed air Pay special attention to the warnings Air NO A A Air Air NO A A TD425 070_1 Shut off valve Change over valve Step 5 Shut off valve 1 Supply compressed air to the actuato...

Page 24: ...Step 1 1 Rotate cylinder 3 2 Remove lock wire 4 Rotate with the service tool TD425 173_1 Step 2 1 Remove cylinder 3 2 Remove O rings 2 7 from bonnet 8 and cylinder 3 For sizes DN125 150 also remove O...

Page 25: ...n also remove guide ring 22 and top pin 23 NOTE The A A actuator has no spring assembly TD425 229_1 Step 2 1 Fit O rings 2 7 in bonnet 8 and cylinder 3 also fit O ring 24 and guide rings 21 25 2 Fit t...

Page 26: ...14 F to 212 F EPDM Temperature range special lip seal 10 C to 140 C 14 F to 284 F EPDM Air pressure actuator sizes DN125 150 600 to 800 kPa 6 to 8 bar 87 to 116 psi Materials valve actuator Product we...

Page 27: ...echnical data during installation operation and maintenance Inform the personnel about the technical data NO Normally open NC Normally closed 7 1 Drawings DN125 150 shut off valve see section 6 6 DN12...

Page 28: ...e kits It is important to observe the technical data during installation operation and maintenance Inform the personnel about the technical data NO Normally open NC Normally closed 8 1 Shut off valve...

Page 29: ...p seal 15 1 Clamp complete 17 1 Seal ring 18 1 Valve body 19 1 Plug 19a 1 Stem 1 Stem 19e 1 Plug seal 19f 1 Washer 1 Washer 19g 1 O ring 19h 1 Screw 1 Screw 21 1 Guide ring 22 1 Guide ring 23 1 Top pi...

Page 30: ...ortant to observe the technical data during installation operation and maintenance Inform the personnel about the technical data NO Normally open NC Normally closed 8 2 Change over valve Standard chan...

Page 31: ...18 1 Valve body 20 1 Plug 20b 1 Stem 20c 1 Plug seal 20d 1 Middle piece 20e 1 Plug seal 20f 1 Washer 20g 1 O ring 20h 1 Screw 21 1 Guide ring 22 1 Guide ring 23 1 Top pin 24 1 O ring 25 1 Guide ring 2...

Page 32: ...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...

Search results

Summary of Contents for SRC PN10

Reviews:

Related manuals for SRC PN10

Brands by name

Popular brands

Alfa Laval SRC PN10, Instruction Manual

Search results

Summary of Contents for SRC PN10

Reviews:

Related manuals for SRC PN10

Brands by name

Popular brands