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PVA SPP, Manual

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PVA SPP Manual Download Page 24

 

SPP Operation Manual 

 

Revision A 

/

 May 2021 

Page 24 of 34 

 
 

29.

 

Replace the seals. 

30.

 

Reinstall the removed parts in the following order:  

•

 

Seal 1 

•

 

Seal Insert 

•

 

Seal 2 

•

 

Retaining Washer. 
 

31.

 

Reinstall the linear bearing.  

32.

 

Replace the o-ring. Ensure an o-ring is installed on each retaining end of the carbide 
sleeve.  

 

Figure 31: Replace O-Ring 

 

 

 

 

 

Summary of Contents for SPP

Page 1: ...SPP Servo Piston Pump Manual Revision A INNOVATION PRECISION EXCELLENCE ...

Page 2: ...f this document with respect to changes subsequently made Precision Valve and Automation Inc makes no representation or warranty expressed implied or statutory with respect to and assumes no responsibility for the accuracy completeness sufficiency or usefulness of the information contained herein No warranties of merchantability or fitness for purpose shall apply This document including the inform...

Page 3: ...tion 4 Document History 4 Safety 5 System Description 7 Maintenance 8 Remove the Pump 8 Pump Maintenance 13 Install Pump 27 Technical Specifications 30 Shot Volume 30 Single Component 30 Dual Component 30 Flow Rate 30 Single Component 30 Dual Component 30 Drawings 31 Table of Figures 32 Notes 33 Warranty 34 ...

Page 4: ...ion Main Office PVA One Mustang Drive Cohoes NY 12047 Tel 1 518 371 2684 Fax 1 518 371 2688 Website http www pva net Email info pva net Technical Support Tel 1 844 734 0209 Email cs pva net Document History Revision Revision Date Reason for Changes REV A April 2021 Initial Release Note All photographs and CAD model representations in this document are a general representation of the system and its...

Page 5: ...e unit Never put hands or tools in areas with this symbol when the machine is in operation A dangerous condition may exist Read and understand the manuals provided with the unit before any repairs or maintenance is done Only a qualified individual should do service Use caution when there are pressurized vessels Find and repair any leaks immediately Always wear appropriate safety equipment when you...

Page 6: ...nal injury exist in this equipment or may be associated with its use Only qualified personnel should enter areas designated with this symbol Laser light source present Do not stare directly into the beam Do not use in the presence of highly reflective surfaces Pinch hazard from moving parts Avoid contact Hot surface Avoid contact Warning Ultraviolet UV light hazard Do not look directly at the UV l...

Page 7: ... that provides a zero dead space shot meter and long service life under adverse conditions An inert barrier fluid provides no contact with the atmosphere keeping seals lubricated and free from material crystallization The SPP system is perfect for moisture sensitive fluids like isocyanate urethanes Via a menu driven HMI the closed loop servo drives enable the programming of several functions inclu...

Page 8: ...f 34 Maintenance Remove the Pump Prior to removing the pump it is important to relieve all pressure in the lines This will ensure a safe and cleanly removal of the pump 1 Disable the pump Figure 1 Disable Pump 2 Enable the valve Figure 2 Enable Valve ...

Page 9: ...SPP Operation Manual Revision A May 2021 Page 9 of 34 3 Select the Dispense button Figure 3 Dispense 4 Turn the pressure off on the tank Note The main air must be turned off Figure 4 Turn Main Air Off ...

Page 10: ...tion Manual Revision A May 2021 Page 10 of 34 5 Remove the hoses from the top and side of the SPP Figure 5 Remove Hoses from SPP 6 Disconnect the power transducer cable Figure 6 Disconnect Power Transducer Cable ...

Page 11: ... Operation Manual Revision A May 2021 Page 11 of 34 7 Remove all airlines Figure 7 Remove Air Lines 8 Use a 3 mm hex key to remove the two front screws on both sides of the SPP Figure 8 Remove Front Screws ...

Page 12: ...Manual Revision A May 2021 Page 12 of 34 9 Use a 5 mm hex key to remove the M6 bolts from the front of the SPP Figure 9 Remove Front Bolts 10 Remove the SPP from the Endurance cart Figure 10 Remove SPP from Endurance ...

Page 13: ...3 of 34 Pump Maintenance 1 Push the metering rod to discard the excess material Figure 11 Push Rod to Discard Material 2 Use a 6 mm hex key to remove the four M6 screws from the upper manifold block Figure 12 Remove Screws from Upper Manifold Block ...

Page 14: ...SPP Operation Manual Revision A May 2021 Page 14 of 34 3 Separate the sleeve rod assembly Figure 13 Separate Sleeve Rod Assembly 4 Remove the piston from the sleeve Figure 14 Remove Piston from Sleeve ...

Page 15: ...Place an adjustable wrench on the flat part of the piston 6 Use a flathead screwdriver to turn the screw counterclockwise and remove the lip seal screw Figure 15 Remove Lip Seal Screw 7 Remove the wear ring from the wear ring groove Figure 16 Remove Wear Ring ...

Page 16: ...16 of 34 8 Remove the seal from the piston assembly Figure 17 Remove Seal 9 Install the new seal on the piston assembly 10 Install the wear ring groove on the piston assembly Ensure that the chamfer is facing down Figure 18 Install Wear Ring Groove ...

Page 17: ...on A May 2021 Page 17 of 34 11 Install the wear ring onto the wear ring groove Figure 19 Install Wear Ring 12 Reattach the piston assembly to the rod 13 Use a 4 mm hex key to remove the M5 socket head cap screws Figure 20 XXXXXXX ...

Page 18: ...21 Page 18 of 34 14 Use a 4 mm hex key to remove the four M5 screws Remove the seal plate Figure 21 Remove Screws and Seal Plate 15 Remove the o rings and clean the material with a cotton tipped applicator Figure 22 Remove O Rings and Clean ...

Page 19: ...SPP Operation Manual Revision A May 2021 Page 19 of 34 16 Replace the o rings 17 Use a 4 mm hex key to remove the air cap Figure 23 Remove Air Cap 18 Remove the seal spacer Figure 24 Remove Seal Spacer ...

Page 20: ...x key to remove the air cap entry screw Figure 25 Remove Air Cap Entry Screw 20 Remove the rod and clean with a cotton tipped applicator Figure 26 Remove Rod and Clean 21 Remove the old seals and replace with new seals supplied in spare parts kit Note Reference the FCC150 Manual for full seal replacement instructions ...

Page 21: ... A May 2021 Page 21 of 34 22 Install the seal spacer in the orientation shown in the picture below Figure 27 Install Seal Spacer 23 Replace the air cap install the spring replace if needed attach the air cap and install the screws ...

Page 22: ...vision A May 2021 Page 22 of 34 24 Install the valve assembly over the air cap assembly 25 Install the screws onto the air cap using a 4 mm hex key 26 Use a hex key to remove the linear bearing Figure 28 Remove Linear Bearing ...

Page 23: ...ration Manual Revision A May 2021 Page 23 of 34 27 Remove the retaining washer Figure 29 Remove Retaining Washer 28 Remove the lubricating fluid seal insert and two seals Figure 30 Remove Seal Insert and Seals ...

Page 24: ...ace the seals 30 Reinstall the removed parts in the following order Seal 1 Seal Insert Seal 2 Retaining Washer 31 Reinstall the linear bearing 32 Replace the o ring Ensure an o ring is installed on each retaining end of the carbide sleeve Figure 31 Replace O Ring ...

Page 25: ... A May 2021 Page 25 of 34 33 Install the sleeve Figure 32 Install Sleeve 34 Install the metering piston into the sleeve Be sure to carefully install the piston so that the wear ring and sleeve are undamaged Figure 33 Install Piston ...

Page 26: ...1 Page 26 of 34 35 Push the metering sleeve through the bottom of the metering body Figure 34 Push Metering Sleeve 36 Reattach the upper manifold block 37 Install the four M6 screws using a 6 mm hex key Figure 35 Install Upper Manifold Block ...

Page 27: ...tall Pump 1 Reinstall the SPP on the Endurance Use a 5 mm hex key to reinstall the M6 bolts to the front of the pump Figure 36 Install SPP on Endurance 2 Use a 3 mm hex key to install the two front screws on both sides of the SPP Figure 37 Install Front Screws ...

Page 28: ...on Manual Revision A May 2021 Page 28 of 34 3 Add throat seal lubricant to the marked fill line Figure 38 Add Material to Fill Line 4 Reattach the hoses to the top and side of the SPP Figure 39 Attach Hoses to SPP ...

Page 29: ...SPP Operation Manual Revision A May 2021 Page 29 of 34 5 Reconnect the power transducer cable Figure 40 Reconnect Power Transducer Cable 6 Reconnect all airlines Figure 41 Connect Air Lines ...

Page 30: ...mum 0 2 ml Maximum 160 ml Based on 1 1 Ratio Flow Rate Single Component Minimum 1 ml min Maximum 600 ml min Dual Component Minimum 2 ml min Maximum 1200 ml min Based on 1 1 Ratio Two Component Mix Ratio The two component mix ratio is 1 1 15 1 For mix ratios exceeding 10 1 please consult PVA Sales Engineering Maximum Pressure The maximum pressure is 2500 psi ...

Page 31: ...SPP Operation Manual Revision A May 2021 Page 31 of 34 Drawings ...

Page 32: ...Seal 16 Figure 18 Install Wear Ring Groove 16 Figure 19 Install Wear Ring 17 Figure 20 XXXXXXX 17 Figure 21 Remove Screws and Seal Plate 18 Figure 22 Remove O Rings and Clean 18 Figure 23 Remove Air Cap 19 Figure 24 Remove Seal Spacer 19 Figure 25 Remove Air Cap Entry Screw 20 Figure 26 Remove Rod and Clean 20 Figure 27 Install Seal Spacer 21 Figure 28 Remove Linear Bearing 22 Figure 29 Remove Ret...

Page 33: ...SPP Operation Manual Revision A May 2021 Page 33 of 34 Notes ...

Page 34: ...ies extend only to the original purchaser Third party warranty claims will not be honored at any time 228BPrior to returning a product for a warranty claim a return authorization must be obtained from PVA s Technical Support department Authorization will be issued either via the telephone facsimile or in writing upon your request 229BTo qualify as a valid warranty claim the defective product must ...

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