Sera airPUMP AP025 Operating Instructions Manual Download Page 4

airPUMP 

AP025

 

(plastic)

4

www.sera-web.com

IMPORTANT INFORMATION

SAFETY PRECAUTIONS FOR ATEX PUMPS

Export Information 

Chemical Reaction Disclaimer

Unpacking & Inspection

U.S. Export Administration Regulations, pursuant to ECCN 2B350, prohibit the export or re-export to certain enumerated 

countries of air operated double diaphragm pumps in which all wetted materials are constructed from fluoropolymers without 

first applying for and obtaining a license from the U.S. Bureau of Industry and Security(BIS). This affects all sera airPUMP 

pumps constructed from PVDF with PTFE balls and diaphragms.      

The user must exercise primary responsibility in selecting the product’s materials of construction which are compatible with the 

fluid(s) that come(s) in contact with the product. The user may consult a manufacturer’s representative/distributor agent to seek 

a recommendation of the product’s material of construction that offers the optimum available chemical compatibility. 

However neither manufacturer nor agent shall be liable for product damage or failure, injuries, or any other damage or loss 

arising out of a reaction, interaction or any chemical effect that occurs between the materials of the product’s construction and 

fluids that come into contact with the product’s components.

Unpack the pump and examine for any signs of shipping damage. 

If damage is detected, save the packaging and notify the carrier immediately. 

To install the pump, follow the installation instructions provided.

WARNING

READ THIS SUPPLEMENTAL INSERT COMPLETELY BEFORE INSTALLING AND OPERATING THIS PUMP�   FAILURE TO FOLLOW 

THESE PRECAUTIONS CAN RESULT IN SERIOUS INJURY OR DEATH�

WARNING

Static sparking can cause explosion.  When operating in a hazardous area or pumping a hazardous fluid, the pump’s 

grounding screw and entire pump system must be grounded to earth to prevent static discharge.  This includes but is not li-

mited to pipes, hoses, tanks, containers, valves, etc.  Before operating the pump, ensure the electrical continuity throughout 

the pumping system and earth ground is 1 Ohm or less. If it is greater than 1 Ohm, re-check all grounding connections.

WARNING

Static sparking can cause explosion. Excessive fluid flow rates and improper tank filling methods can produce static 

electricity causing an explosion. Ensure safe fluid velocities and tank filling procedures in compliance with EN 13463-1 

and CLC/TR 50404.

WARNING

Vibrations from operation may cause mounting surfaces and connections to loosen and generate a spark.

Ensure the pump and connections are securely mounted and fastened prior to each operation.

Summary of Contents for airPUMP AP025

Page 1: ...OPERATING INSTRUCTIONS TRANSLATION OF THE ORIGINAL OPERATING INSTRUCTIONS EN AIR OPERATED DIAPHRAGM PUMP airPUMP AP025 plastic design...

Page 2: ...airPUMP AP025 plastic 2 www sera web com...

Page 3: ...10 INSTALLATION OPERATION 11 Installation Drawing 11 installation Start up 12 Troubleshooting Tips and Suggestions 13 MAINTENANCE 14 Recommended tools for servicing pump 14 Wet End Servicing Installin...

Page 4: ...uct s construction and fluids that come into contact with the product s components Unpack the pump and examine for any signs of shipping damage If damage is detected save the packaging and notify the...

Page 5: ...s Wear appropriate ear and eye protection In the event of a diaphragm rupture material can be forced out of the air exhaust muffler If product is hazardous or toxic pipe exhaust to appropriate safe ar...

Page 6: ...lways wear protective clothing eye protection and follow standard safety procedures when handling corrosive or personally harmful materials Proper procedures should be followed for draining and decont...

Page 7: ...air filter before the air valve CAUTION Do not over tighten the air inlet fitting or muffler Too much torque could damage the air valve or muffler plate CAUTION Before maintenance or repair close the...

Page 8: ...lic fluid 12 C 10 F 88 C 190 F Neoprene Chloroprene Rubber General purpose elastomer with good resi stance to moderate chemicals oils grease solvents and some refrigerants 18 C 0 F 100 C 212 F Santopr...

Page 9: ...airPUMP AP025 plastic www sera web com 9 DIMENSIONS...

Page 10: ...BSP a MNPT Displacement Per Stroke 0 02 Litre 0 005 gal Air Inlet 1 8 FNPT or FBSPT Max Outlet Pressure 8 3 bar 120 psig Air Consumption 6 9 bar 13 6 Nm h 8 sfcm Max Particle Size 0 06 1 8 mm Max Mate...

Page 11: ...RATION Shut off valve Shut off valve Shut off valve Drain valve flexible connection flexible connection DISCHARGE SUCTION Pressure gauge Compound vacuum Pressure gauge Pulsation damper INLET air suppl...

Page 12: ...ure regulating valve should be installed to insure air supply pressure does not exceed recommended limits Fasteners Re torque all fasteners before operation Creep of housing and gasket materials may c...

Page 13: ...ation in air valve Inspect degrease clean and reuse Remove lubrication Excess moisture in air valve Inspect dry reuse Consider installing an air dryer Worn carrier or valve bore measure carrier and va...

Page 14: ...The pump can be drained by turning it upside down and allowing fluid to drain into an appropriate container Use proper safety equipment when conducting maintenance as internal components may still co...

Page 15: ...from the side that is loosened Pull or push the shaft item 27 and remaining plates and diaphragms out of the center section If pulling it may be easier to grip the diaphragm if it is inverted 7 The r...

Page 16: ...lubricant that was factory applied If they appear dry apply a light coat of lithium thickened grease Avoid over lubrication as it can cause decreased performance of the air distribution system 1 Slide...

Page 17: ...Nm 5 For PTFE fitted pumps place the large diaphragm o ring item 21 into the groove in the center section item 28 8 The other diaphragm s item 17 and inner outer plates items 19 23 can be installed on...

Page 18: ...3 into the groove that is formed by the seats 11 Install the liquid chambers item 18 by placing one side over the diaphragm Start all 6 screws item 11 before tightening and torqueing Torque all fasten...

Page 19: ...d with both o rings items 25 26 Lubricate the o rings item 25 with a com patible lubricant and push it into the bushing item 28 gland in the center section Reinstall the bushing hold down screw item 1...

Page 20: ...aft is acceptable follow steps 5 13 in the Wet End Servicing Wet End Reas sembly section to rebuild the rest of the pump 4 Inspect the shaft item 27 for damage It is common for shafts to become groove...

Page 21: ...h the valve body and gasket items 2 10 and place onto the center section item 8 Ensure the slide valve and valve plate items 8 9 are in place and the valve sits flat on the center section VALVE GASKET...

Page 22: ...rvicing above Pos Description Part No ATEX Part No Qty Kit 1 CAP SCREW SOCKET HD M4 0 7X35MM SSTL 109724 4 2 VALVE BODY FNPT GLASS FIBER REINFORCED PP GFRPP 109248 1 V1 VALVE BODY FNPT CARBON FILLED A...

Page 23: ...E MANIFOLD DISCHARGE CFPP UNIVERSAL NPT BSPT 109131 3 1 17 SCREW PLASTITE 8X5 8 109858 12 18 CHAMBER LIQUID PP 109767 22 2 CHAMBER LIQUID PVDF 109767 23 2 CHAMBER LIQUID CFPP 109767 24 2 19 PLATE OUTE...

Page 24: ...LIED IN GFPP REPLACEMENT VALVE KIT 109816 V2 PARTS SUPPLIED IN CF POMC REPLACEMENT VALVE KIT 109816 1 Maximum Torque Settings AP025 Plastic designs Asterisk from the exploded view diagram indicates fa...

Page 25: ...09746 1 1 109746 1 1 Pos 29 NS Pipe plug PP N A 0 109754 1 109754 1 109754 1 AP025 PVDF 109116 2 1 109746 2 1 109746 3 1 109746 3 1 Pos 29 NS Pipe plug PVDF N A 0 109755 1 109755 1 109755 1 DISCHARGE...

Page 26: ...cleaning of the product the necessary information are to be provided Machines which are operated with radioactive media shall only be inspected and or repaired in the safety area of the owner by a se...

Page 27: ...rPUMP AP025 PVDF PTFE airPUMP AP05 PP Santo airPUMP AP05 PP PTFE airPUMP AP05 PVDF Santo airPUMP AP05 PVDF PTFE airPUMP 1 AP10 PP Santo airPUMP 1 AP10 PP PTFE airPUMP 1 AP10 PVDF Santo airPUMP 1 AP10...

Page 28: ...sera GmbH Technical details subject to change sera shall not accept any liability for errors or omissions or for printing errors FOLLOW US sera GmbH sera Str 1 34376 Immenhausen Germany Tel 49 5673 9...

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