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PISCO Air preparation Series, Manual, Page: 6 / 12

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PISCO Air preparation Series Manual Download Page 6

Positive-Negative Pressure Union Filter

181

MPa

0

0.5 
1

 Air preparation 

Series

In-line Filter

Dry Unit

Filter and Regulator Unit

Small Type Dryer

SOLENOID 

VALVE

AIR 

PREPALATION

■ Replacement of Filter Element

①

 Release the residual pressure inside the filter and make the inside pressure at the atmospheric pressure 

level.

②

 Unlock the red slide lock by moving it to the opposite direction of the lock arrow mark.

③

 Turn the fitting part 180

°

counteclockwise. 

④

 Take off the fitting part from the filter cover and replace elements.

⑤

 Remove dust inside of the filter cover by air blowing.

⑥

 Place a filter on the joint part of filter element. Insert the fitting part and turn it clockwise until it stops.

⑦

 Make sure the lock position arrow on the fitting part and that on the filter cover meet face to face, then push 

up the slide lock to the arrowed direction. Check if the fitting part is fixed on the filter cover properly.

Joint Part of Filter Element

Filter Element

Lock Position Arrow

Lock Position Arrow

Slide Lock

②

③

④

④、⑥

Holder

⑦

⑥

Model designation of Replacement Parts

■

Filter Element

Code of Positive-Negative 

Pressure Union Filter

Code of Filter Element

SFU1-

□□

-

□

VFE025B01

SFU2-

□□

-

□

SFE2

SFU3-

□□

-

□

SFE3

■

Holder

Code of Positive-Negative 

Pressure Union Filter

Code of Holder

SFU1-

□□

-

□

SFUH010P01

SFU2-

□□

-

□

VFUH2

SFU3-

□□

-

□

VFUH3

Summary of Contents for Air preparation Series

Page 1: ...egative Pressure Union Filter Keeping the same usability with vacuum filter VFU Series and usable with positive pressure Suitable as pre filter in positive pressure system Element can be replaced without any tool easy maintenance Positive Negative Pressure Union Filter of Copper alloy free specification is available for the field requiring No copper alloy and Low level ozone resistance Copper allo...

Page 2: ...s used in other temperature range refer to Chart of Operationg Temperature Max Operationg Pressure below 2 When the filter is operated under a high temperature due to an adiabatic compression refer to Chart of Operationg Temperature Max Operationg Pressure and use the producut under the condition where the environmental and product temperature shall not be exceeded operating temperature Holder Hol...

Page 3: ...and an excessive force on products Otherwise there is a risk of damaging to products 3 The filter s clear cover is made of PCTG Avoid using the product under the einvironment where the following chemical substance is contained in the ambient air or either felt in the air or the chemical substance can attach to the filter itself Table Chemical list Chemical Name Thinner Cyclohexane Carbon tetrachlor...

Page 4: ...fore the tube disconnection 2 How to tighten screw Tightening screw Use two fixing holes on the holder and the following screws to fix the product Refer to the dimensional drawings of the hole pitch Fixing screws for SFU1 M3 countersunk screw and for M4 screw Figure in case of SFU2 3 Caution 1 Before connecting the tubes and installing the filter make sure of the air flow direction The specified perf...

Page 5: ...e Union Filter SFU compliant 2 C 4 L9 OUT IN L8 L7 B2 L6 L5 B1 L3 L4 2 Y øP1 2 øD 2 X T L1 L2 Fixing holes for M3 countersunk screw OUT IN 2 C L6 L5 L4 4 L9 L8 L3 L7 B2 B1 øP1 L2 L1 T 2 øP2 2 øD 2 ø4 5 SFU1 SFU2 3 CAD CAD 3D 0 0 0 02 0 04 0 06 0 08 0 10 0 12 40 60 20 80 100120140160180200 SFU1 44 Pressure Drop Amount MPa Flow Rate l min ANR 0 0 0 02 0 04 0 06 0 08 0 10 0 12 50 100 150 200 300 250 ...

Page 6: ...ide of the filter cover by air blowing Place a filter on the joint part of filter element Insert the fitting part and turn it clockwise until it stops Make sure the lock position arrow on the fitting part and that on the filter cover meet face to face then push up the slide lock to the arrowed direction Check if the fitting part is fixed on the filter cover properly Joint Part of Filter Element Filter Elem...

Page 7: ...f PISCO products and constitute all systems based on the latest catalog or information considering any malfunctions 2 Handle the pneumatic equipment with enough knowledge and experience Improper use of compressed air is dangerous Assembly operation and maintenance of machines using pneumatic equipment should be conducted by a person with enough knowledge and experience 3 Do not operate machine equ...

Page 8: ...hird parties and intentional or accidental damages of PISCO products due to incorrect usage 3 PISCO does not take any responsibility for any loss caused by improper usage of PISCO products such as exceeding the specification limit or not following the usage the published instructions and catalog allow 4 PISCO does not take any responsibility for any loss caused by remodeling of PISCO products or b...

Page 9: ...cuit Rotary Block only The other PISCO products can be damaged in these applications 8 Use only Die Temperature Control Fitting Series Tube Fitting Stainless SUS316 Series Tube Fitting Stainless SUS316 Compression Fitting Series or Tube Fitting Brass Series under the condition of over 60 140 F water or thermal oil Other PISCO products can be damaged by heat and hydrolysis under the condition above...

Page 10: ... mm size Nylon tube Polyurethane tube inch size Nylon tube Polyurethane tube ø1 8mm 0 05mm ø1 8 0 1mm 0 15mm ø3mm 0 15mm ø5 32 0 1mm 0 15mm ø4mm 0 1mm 0 15mm ø3 16 0 1mm 0 15mm ø6mm 0 1mm 0 15mm ø1 4 0 1mm 0 15mm ø8mm 0 1mm 0 15mm ø5 16 0 1mm 0 15mm ø10mm 0 1mm 0 15mm ø3 8 0 1mm 0 15mm ø12mm 0 1mm 0 15mm ø1 2 0 1mm 0 15mm ø16mm 0 1mm 0 15mm ø5 8 0 1mm 0 15mm 6 Instructions for Tube Insertion Make ...

Page 11: ...d thread or a fluid leakage Adjust the tube direction while tightening thread within these limits since some PISCO products are not rotatable after the installation Table 2 Recommended tightening torque Sealock color Gasket materials Thread type Thread size Tightening torque Sealock color Gasket materials Metric thread M3 0 5 0 7N m SUS304 NBR M5 0 8 1 0 1 5N m M6 1 2 2 7N m M3 0 5 0 5 0 6N m POM ...

Page 12: ...o products 3 Implement periodic maintenances for the filter element There is a risk of impairing the performance or causing troubles by the clogging Thoroughly read and understand the instructions of replacing elements or removing dust in this catalog Make sure to release the residual pressure completely in the system before the maintenance Caution 1 Refer to Common Safety Instructions for Fitting...

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