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LPLT Filter Press Instruction Manual

207128

Revision G, September 2012

15

4.4

External Pressure Source

A compressed air source that supplies more than 100 psi (690 kPa) is suitable to
pressurize this filter press.

A regulator is required. You can attach any regulator that meets the specific
requirements for compressed air, nitrogen or carbon dioxide.

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Summary of Contents for 300 Series

Page 1: ...Series 300 LPLT Filter Press Instruction Manual Manual No 207128 Revision G ...

Page 2: ...h may be covered by U S Patents Fann Instrument Company reserves the right to make improvements in design construction and appearance of our products without prior notice FANN and the FANN logo are registered trademarks of Fann Instrument Company in the United States and or other countries All other trademarks mentioned in the operating instructions are the exclusive property of the respective man...

Page 3: ... Nitrogen Cylinder Pressure Source 13 4 3 Dead Weight Hydraulic Pressure Source 14 4 4 External Pressure Source 15 5 Installation 16 6 Standard Filter Press Test Procedures 17 7 Test Analysis 20 7 1 References 20 7 2 Results 20 8 Troubleshooting and Maintenance 21 8 1 Cleaning 21 8 2 Pressure Regulator Maintenance and Repair 21 8 3 Dead Weight Hydraulic Unit Maintenance 25 9 Accessories 26 10 Part...

Page 4: ...Assembly Drawing P N 208652 24 Figure 10 1 Series 300 LPLT Filter Press Basic Assembly 27 Figure 10 2 Filter Press with Air Hose 28 Figure 10 3 Filter Press w Regulator 29 Figure 10 4 Filter Press w Nitrogen Regulator 30 Figure 10 5 Filter Press w Carbon Dioxide Pressure Assembly 31 Figure 10 6 Dead Weight Hydraulic Assembly 32 Figure 10 7 Wall Mount Filter Press w CO2 Pressure Assembly 33 Figure ...

Page 5: ...s w Carbon Dioxide Pressure Assembly P N 207224 31 Table 10 6 Dead Weight Hydraulic Filter Press P N 207290 32 Table 10 7 Wall Mount Filter Press w CO2 Pressure Assembly P N 207503 33 Table 10 8 Four Unit Filter Press with Manifold P N 207785 34 Table 10 9 Six Unit Filter Press with Manifold P N 207673 35 Table 10 10 CO2 Pressure Assembly P N 208647 36 Table 10 11 CO2 Pressure Assembly w Top Cap P...

Page 6: ...nearest millimeter The low pressure filter press assemblies described in this manual consist of the following items filter cell mounted in a frame pressure assembly and regulator filter paper the filtering medium 25 ml graduated cylinder the filtrate receiver The filter press cell body top cap and base cap are constructed of 303 stainless steel The filtering medium is filter paper that has been es...

Page 7: ...s or action in order to avoid undesirable consequences MANDATORY ACTION Gives directions that if not observed could result in loss of data or in damage to equipment WARNING Describes an unsafe condition or practice that if not corrected could result in personal injury or threat to health ELECTRICITY WARNING Alerts the operator that there is risk of electric shock HOT SURFACE Alerts the operator th...

Page 8: ...ys use nitrogen carbon dioxide CO2 or compressed air Never connect the LPLT Filter Press to oxygen natural gas or any other non recommended gas Compressed oxygen should not be used as a pressure source Fire and explosion hazards exist when using oxygen Nitrogen must be supplied from an approved nitrogen gas cylinder Nitrogen cylinders must be secured and meet all safety standards Carbon dioxide is...

Page 9: ...ization manifolds to verify they will relieve if excessive pressure should occur Never plug or bypass these safety valves When pressurizing the cell always make sure that the regulator is closed i e Tee screw backed all the way out counterclockwise Then open the supply pressure and adjust the regulator Do NOT attempt to pressurize higher than 100 psi 694 kPa Follow the pressurizing procedures in S...

Page 10: ...sories listed in Section 10 See Figure 3 1 The specifications for the LPLT Filter Press are listed in Table 3 1 Table 3 1 Basic Filter Press Assembly Specifications Category Specification Working Pressure 100 psi 690 kPa Filtering Area 7 1 in2 45 8 cm2 Dimensions Width x Depth x Height 9 x 9 x 20 inches 22 86 x 22 86 x 50 8 centimeters Weight 15 lb 6 8 kg Figure 3 1 Basic Filter Press Assembly T s...

Page 11: ...the puncturing pin is felt 3 Turn the holder again approximately a 1 4 turn The puncture pin shown in Figure 4 1 seals when the cartridge sits securely in the holder 4 Turn the adjusting screw into the regulator to apply 100 psi 5 psi 690 kPa 35 kPa pressure to the filter cell as indicated by the pressure gauge Start timing for 30 minutes An inlet pressure gauge or valve is not used with CO2 cartr...

Page 12: ...LPLT Filter Press Instruction Manual 207128 Revision G September 2012 12 Figure 4 1 CO2 Cartridge Holder Assembly ...

Page 13: ...der regulator and the cell is secure and all fittings are tight and the safety bleeder valve is closed 3 Turn the regulator adjusting screw into the regulator to apply 100 psi 5 psi 690 kPa 35 kPa pressure to the filter cell as indicated by the pressure gauge Start timing for 30 minutes Always turn the regulator adjusting screw to its maximum outward position before opening the release valve on th...

Page 14: ...nd place the piston with the weight attached in the cylinder Allow the piston to travel full stroke Refill the reservoir with clean fresh water and close the bleed off valve 3 Set the unit in place on the filter press frame and tighten the attaching set screws 4 Connect the hose from the dead weight assembly to the top cap pressure inlet 5 Raise the weight to the top of its stroke and allow it to ...

Page 15: ... 4 4 External Pressure Source A compressed air source that supplies more than 100 psi 690 kPa is suitable to pressurize this filter press A regulator is required You can attach any regulator that meets the specific requirements for compressed air nitrogen or carbon dioxide ...

Page 16: ...nel consistent with any established work processes Consideration should be given to the location where samples are prepared and the cell is cleaned following test completion There should be sufficient storage area nearby for commonly used tools as well as consumables such as filter paper and pressurizing cartridges Place the graduated cylinder underneath the cell end cap on the filter press ...

Page 17: ... the top Filling the cell to 1 4 inch 6 mm of the top lessens the volume of pressurizing gas required from the pressure source 4 Set the filter press cell assembly in place within the frame 5 Check the top cap to make sure the rubber gasket is in place Place the top cap already connected to the pressure source onto the filter cell and secure the cell in place with the T screw 6 Place a dry graduat...

Page 18: ...efully wash excess drilling fluid from the cake For oil based drilling fluids use a clean base oil to wash the filter cake 14 Measure and record the thickness of the filter cake to the nearest 1 32 in to the nearest millimeter 15 Record properties of the filter cake such as texture hardness flexibility etc You can record the filtrate volume collected after 7 minutes Multiply this value by two to o...

Page 19: ...128 Revision G September 2012 19 Figure 6 1 Cell Assembly Top Cap 382949 Rubber Gasket 208255 Cell Body 382948 Rubber Gasket 208255 Filter Paper 206051 Screen 208310 Rubber Gasket 208255 Base Cap with Filtrate Tube 382950 Stop Mud Felt 208626 ...

Page 20: ...ased Drilling Fluids API RP 13B 2 7 2 Results The fundamental filtration measurements include the filtrate volume and filter cake thickness The volume of liquid filtrate collected after 30 minutes is reported in milliliters ml to the nearest 0 1 ml For a 7 minute test multiply the filtrate volume by 2 The thickness of the resulting filter cake is measured at its center and reported to the nearest ...

Page 21: ...o the cell Reassemble the cell onto the frame for storage 8 2 Pressure Regulator Maintenance and Repair Most regulator malfunctions are caused by leaking fittings or faulty pins and seats A diaphragm rarely ruptures 8 2 1 Checking for leaks If the regulator will not hold pressure check the fittings connected to it Apply pressure to the system and look for escaping gas in the form of bubbles There ...

Page 22: ...ch on the hex of the spring case unscrew the spring case All parts including the diaphragm will remain in the spring case 2 Remove the thrust plate 3 Unscrew the retainer and remove the seat with the pin 4 Inspect the regulator for dirt or drilling fluid in the regulator body Clean the regulator body if necessary An outlet filter P N 208626 is available to prevent dirt or drilling fluid from enter...

Page 23: ...LPLT Filter Press Instruction Manual 207128 Revision G September 2012 23 Figure 8 1 CO2 Pressure Assembly Drawing P N 208647 ...

Page 24: ...LPLT Filter Press Instruction Manual 207128 Revision G September 2012 24 Figure 8 2 Nitrogen Regulator Assembly Drawing P N 208652 ...

Page 25: ... remove the piston and O ring from the cylinder Clean the O ring groove in the cylinder Examine the O ring carefully for torn or rough places and if the surface is damaged replace it with a new O ring Before replacing the O ring and the piston apply a light film of high grade water repellent grease In subfreezing weather the water in the dead weight assembly can be replaced by an anti freeze solut...

Page 26: ...cription 205868 Graduated Cylinder 25 ml 206035 Timer Interval 30 minute 208312 Screen Stainless Steel cement tests 60 x 325 mesh 208463 Clip with Bracket 208604 Air Hose 12 in 209387 Wall Mount Frame 209394 Frame Bracket 209395 Wall Bracket 101758214 Extended Carbon Dioxide Cartridge Barrel Kit 101758212 Extended Carbon Dioxide Cartridge Barrel 101758213 Polyurethane Ball This kit consists of the...

Page 27: ...127 Item No Part No Description 0007 382950 BASE CAP WITH FILTRATE TUBE 0009 382949 TOP CAP 0010 382948 CELL BODY 0012 208255 RUBBER GASKET 0014 208310 SCREEN 60 MESH 0018 208626 STOP MUD FELT 0020 208129 FRAME ASSEMBLY 0022 101983293 FANN RULER 0023 205868 GRADUATED CYLINDER GLASS 25ml 0024 206051 FILTER PAPER Figure 10 1 Series 300 LPLT Filter Press Basic Assembly ...

Page 28: ...anual 207128 Revision G September 2012 28 Table 10 2 Filter Press Assembly w Air Hose P N 207173 Part No Description 207127 FILTER PRESS BASIC ASSEMBLY 207929 AIR HOSE 3 FT 208653 BLEEDER VALVE Figure 10 2 Filter Press with Air Hose ...

Page 29: ...al 207128 Revision G September 2012 29 Table 10 3 Filter Press Assembly w Regulator P N 207174 Part No Description 207127 FILTER PRESS BASIC ASSEMBLY 207929 AIR HOSE 3 FT 102177087 REGULATOR ASSEMBLY Figure 10 3 Filter Press w Regulator ...

Page 30: ... G September 2012 30 Table 10 4 Filter Press Assembly w Nitrogen Regulator P N 207223 Part No Description 207127 FILTER PRESS BASIC ASSEMBLY 207929 AIR HOSE 3 FT 208652 NITROGEN REGULATOR 208653 BLEEDER VALVE Figure 10 4 Filter Press w Nitrogen Regulator ...

Page 31: ...sion G September 2012 31 Table 10 5 Filter Press w Carbon Dioxide Pressure Assembly P N 207224 Part No Description 207127 FILTER PRESS BASIC ASSEMBLY 208647 CARBON DIOXIDE PRESSURE ASSEMBLY Figure 10 5 Filter Press w Carbon Dioxide Pressure Assembly ...

Page 32: ...nual 207128 Revision G September 2012 32 Table 10 6 Dead Weight Hydraulic Filter Press P N 207290 Part No Description 207127 FILTER PRESS BASIC ASSEMBLY 208594 DEAD WEIGHT HYDRAULIC ASSEMBLY Figure 10 6 Dead Weight Hydraulic Assembly ...

Page 33: ...er Press Assemblies Table 10 7 Wall Mount Filter Press w CO2 Pressure Assembly P N 207503 Part No Description 205868 GRADUATED CYLINDER 25 ml 206051 FILTER PAPER 100 BOX 207391 FILTER PRESS WALL MOUNT 208647 CO2 PRESSURE ASSEMBLY Figure 10 7 Wall Mount Filter Press w CO2 Pressure Assembly ...

Page 34: ...T 207786 FRAME 207787 MANIFOLD 207790 PREPARATION TRAY 208059 AIR HOSE ADAPTER 1 4 IN NPT X 1 4 IN 208255 NEOPRENE GASKET 6 ea per cell 208283 SUPPORT ROD 208310 60 MESH SCREEN 208349 THUMB SCREW 208424 T SCREW STAINLESS STEEL 208459 GRADUATED CYLINDER SUPPPORT 208604 AIR HOSE CONNECTORS 12 IN 208626 FELT FILTERS 208653 SAFETY BLEEDER VALVE 170 PSI 1100 kPa 208655 NEEDLE VALVE 1 4 IN NPT 209389 TH...

Page 35: ...75 MANIFOLD 207678 PREPARATION TRAY 208059 AIR HOSE ADAPTER 1 4 IN NPT X 1 4 IN 208255 NEOPRENE GASKET 6 ea per cell 208283 SUPPORT ROD 208310 60 MESH SCREEN 208349 THUMB SCREW 208424 T SCREW STAINLESS STEEL 208459 GRADUATED CYLINDER SUPPPORT 208604 AIR HOSE CONNECTORS 12 IN 208626 FELT FILTERS 208653 SAFETY BLEEDER VALVE 170 PSI 1100 kPa 208655 NEEDLE VALVE 1 4 IN NPT 209389 THREADED INSERT 38294...

Page 36: ... Top Cap P N 208648 Part No Description 208062 TOP CAP 208647 CO2 PRESSURE ASSEMBLY Table 10 12 Accessories for CO2 Pressure Assembly Part No Description 205608 GAUGE 200 PSI 208613 ADAPTER for external pressure supply Table 10 13 Pressure Regulator P N 208615 Part No Description 208615 SEAT 208617 DIAPHRAGM 208618 ADJUSTING SCREW SPRING CASE 208619 THRUST PLATE 208622 SPRING BUTTON 208623 ADJUSTI...

Page 37: ...8635 GASKET 208636 BUSHING REGULATOR FRICTION WASHER 208637 GLAND 208638 VALVE SPRING 208639 SLIP RING 208640 ADJUSTING SPRING 208641 SPRING BUTTON 208644 ADJUSTING SCREW 208645 SPRING HOUSING CAP W BUSHING 208651 GAUGE 200 PSI 209467 GAUGE 3000 PSI 209472 GLAND NUT LEFT HAND 209473 GLAND LONG INLET CONNECTION Table 10 15 Accessories for Nitrogen Pressure Assembly P N 102177554 Part No Description...

Page 38: ...anty statement enclosed with the product 11 2 Returns For your protection items being returned must be carefully packed to prevent damage in shipment and insured against possible damage or loss Fann will not be responsible for damage resulting from careless or insufficient packing Before returning items for any reason authorization must be obtained from Fann Instrument Company When applying for au...

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