Alfa Laval Unique Mixproof 3-body Instruction Manual Download Page 20 | Manualshive

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4 Operation

The valve is designed for cleaning in place (CIP).
Study the instructions carefully and pay special attention to the warnings!
NaOH = Caustic soda.
HNO

3

= Nitric acid.

Step 11

Seat-cleaning cycles:
Pay special attention to the warnings!
1. Closed valve

2319-0213

2. Open valve

2319-0214

3. Cleaning through upper line

2319-0215

4. Cleaning through lower line

2319-0216

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Summary of Contents for Unique Mixproof 3-body

Page 1: ...2319 0171 100000711 EN1 2018 12 Original manual Instruction Manual Unique Mixproof 3 body...

Page 2: ......

Page 3: ...ce 22 5 2 Dismantling of valve 23 5 3 Lower plug replacement of radial seals 26 5 4 Upper plug replacement of axial seal 31 5 5 Assembly of valve 33 5 6 Dismantling of actuator 38 5 7 Assembly of actu...

Page 4: ...nd should remain with it at all times for reference If you sell it please be sure to include this manual with it Warranty is provided as part of Alfa Laval s commitment to our customers who operate an...

Page 5: ...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...

Page 6: ...the leakage outlet Never throttle the CIP outlet if supplied Always handle lye and acid with great care Maintenance Always read the technical data thoroughly see section 6 Technical data Always fit th...

Page 7: ...llation so that it is clearly visible 3 1 Unpacking intermediate storage Step 1 CAUTION Alfa Laval cannot be held responsible for incorrect unpacking Check the delivery for 1 Complete valve 2 Delivery...

Page 8: ...tudy the instructions carefully Fit the warning label supplied on the valve after installation so that it is clearly visible Step 4 Remove possible packing materials from the valve ports 2319 0174 Ste...

Page 9: ...s clearly visible Step 6 Avoid damaging the air connections the leakage outlet the valve ports and the CIP connections 2319 0176 Step 7 Disassemble according to illustrations please also see 5 2 Disma...

Page 10: ...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 fo...

Page 11: ...the valve so that it is clearly visible Alfa Laval cannot be held responsible for incorrect installation NOTE Mount valves vertically or as close to vertical as possible having the leakage outlet tur...

Page 12: ...ctions ThinkTop Fitting ID Actuator Fitting ID Out 1A Air connection 2 Out 2 Air connection 3 Out 3 Air connection 1 Air connection R 1 8 BSP 2319 0179 AC1 AC2 AC3 AC1 Air connection 1 upper seat push...

Page 13: ...ing of valve Step 3 Before welding the valve into the pipe line please note 1 Maintain the minimum clearances A so that the actuator with the internal valve parts can be removed please see later on in...

Page 14: ...49 329 UP Remove label after installation of valve body Step 5 Assemble the valve in accordance with section 5 5 Assembly of valve after welding Pay special attention to the warnings and clamp torque...

Page 15: ...Never touch the clip assembly or the actuator piston rod if the actuator is supplied with compressed air see the warning label Never pressurise air connections AC1 AC3 simultaneously as both valve pl...

Page 16: ...Never touch the valve or the pipelines when sterilising Step 3 Never throttle the leakage outlet Never throttle the CIP outlet if supplied Risk of mixing due to overpressure A CIP in B CIP out Step 4...

Page 17: ...e sealing elements Minimum recommended CIP pressure 2 bar 29 psi The CIP through the SpiralClean nozzle can be controlled by an external valve s Alfa Laval recommends that OD cleaning of the valve plu...

Page 18: ...eat lift 2 Energized 0 5 sec 1 SpiralClean vent 5 sec 3 Warm pre rinse 3 minutes OD cleaning 5 sec 2 Upper seat lift 3 Energized 0 5 sec 2 Lower seat lift 2 Energized 0 5 sec 2 SpiralClean vent 5 sec...

Page 19: ...push 2 6 3 67 0 5 sec 3 SpiralClean 51 101 6 DN50 100 0 14 0 16 0 5 sec 3 CIP OD valve plug 51 63 5 DN50 65 0 29 0 32 5 sec 2 CIP OD valve plug 76 1 101 6 DN80 100 0 34 0 40 5 sec 2 Formula to estimat...

Page 20: ...arefully and pay special attention to the warnings NaOH Caustic soda HNO3 Nitric acid Step 11 Seat cleaning cycles Pay special attention to the warnings 1 Closed valve 2319 0213 2 Open valve 2319 0214...

Page 21: ...fected o rings lip seal 38 39 46 49 Replace the o rings lip seal Change rubber grade Clean and if necessary replace guide ring 45 Leakage at clamp 64 Too old product affected o rings 76 and 47 and 52...

Page 22: ...eep a record of the valve Use the statestics for planning of inspections Regular inspection for leakage and smooth operation Keep a record of the valve Use the statistics for planning of inspections L...

Page 23: ...move valve body 149 and o ring 148 from valve body 149 6 Loosen and remove lower clamp 64 7 Take away lower sealing element A B or C Note Release compressed air A Dismantling of lower sealing element...

Page 24: ...ep spare rubber seals and guide rings in stock Check the valve for smooth operation after service Step 2 1 Supply compressed air for air connection AC1 2 Loosen lower plug 146 147 while counterholding...

Page 25: ...lean in leakage chamber A Unscrew flushing tube 41 B Remove o ring 40 2 Pull up lock 44 over piston rod 29 3 Pull away clamps 43 from spindle liner 42 4 Pull out upper plug 55 Make sure spindle liner...

Page 26: ...for smooth operation after service Step 5 Remove lip seal 57 and guide ring 54 or spray nozzle 58 if valve is supplied with SpiralClean in leakage chamber For removal and replacement of seal ring 56 p...

Page 27: ...ngs in stock Check the valve for smooth operation after service Step 2 Pre mount seal ring as shown on drawing Rotate along circumference to fix sealing as shown in the picture Carefully lubricate sea...

Page 28: ...stock Check the valve for smooth operation after service Step 4 Remove the seal ring 74 that are placed between the two pieces and the o ring 151 on the upper plug part Before pre mouting the new seal...

Page 29: ...nd guide rings in stock Check the valve for smooth operation after service Step 5 Reassemble the two plug pieces wth the hook spanner Be careful when tightning the two parts Maximum torque for hook sp...

Page 30: ...uide rings in stock Check the valve for smooth operation after service Step 8 1 Place upper tool part including piston 2 Clamp the two tool parts together 2319 0062 Tool marked with item number Step 9...

Page 31: ...e for smooth operation after service 5 4 Upper plug replacement of axial seal Step 1 Remove old seal ring 56 using a knife screwdriver or similar Be careful not to scratch the plug 2319 0065 56 55 Ste...

Page 32: ...t 53 Seat 81 Seat 100 Tool for axial sealing upper plug 9613050501 9613050502 9613050508 Step 4 Place tool part 1 2319 0069 Step 5 1 Place tool part 2 including piston 2 Clamp the two tool parts toget...

Page 33: ...ealing element 48 Lubricate with Kl ber Paraliq GT 703 NOTE The o ring should be gently pressed into the groove 2 Fit guide ring 45 in upper sealing element 3 Fit upper sealing element in intermediate...

Page 34: ...to illustrations 1 Push lock 44 up over piston rod 29 2 If SpiralClean in leakage chamber place o rings 39 in groove on upper plug 55 and piston rod 29 3 Place spindle liner 42 on piston rod 29 Fit up...

Page 35: ...nt 1 Fit lip seal 77 and o ring 76 do not twist the o ring and press it gently into the groove lubricate with Kl ber Paraliq GT 703 2 Fit guide ring 80 into sealing element 79 B Assembly of lower seal...

Page 36: ...gh the valve ports if the actuator is supplied with compressed air Always supply compressed air before demounting the valve 1 Fit lower sealing element A B or C 2 Fit and tighten lower clamp 64 3 Supp...

Page 37: ...37...

Page 38: ...he valve is externally visible Study the instructions carefully Always keep spare rubber seals and guide rings in stock Check the valve for smooth operation after service 5 6 Dismantling of actuator 2...

Page 39: ...s maintenance free but repairable Step 2 1 Remove nuts 36 and washers 35 2 Pull out intermediate piece 37 from the actuator 3 Remove cover disk 25 4 Remove retaining ring 24 Step 3 1 Remove piston rod...

Page 40: ...the valve is externally visible Study the instructions carefully Always keep spare rubber seals and guide rings in stock Check the valve for smooth operation after service 5 7 Assembly of actuator 27...

Page 41: ...5 Step 3 Note Not on actuator size 51mm DN50 1 Fit o rings 7 and 9 Place upper piston 8 2 Fit stop 4 3 Tighten screws 2 Secure with glue Step 4 1 Place spring assembly 10 2 Fit o ring 19 and guide ri...

Page 42: ...Formula to estimate CIP flow during seat lift for liquids with comparable viscosity and density to water Q CIP flow m3 h Kv Kv value from the below table p CIP pressure bar Assumption density 1 Cv 1...

Page 43: ...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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