Lutz Size 1 - 1/4" Operating Instructions Manual Download

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2. Installation

Valve (optional)

Valve

(optional)

Fluid inlet

Regulator/Filter

Union (optional)

Flexible

Connection

Air Outlet

Flexible

Connection

Fluid out discharge

Caution:

Do not use air line lubrication

Air supply should be clean and dry.

Air Inlet

Notice:

Suction and discharge ports may be repositioned to suit the application.

Flexible Connection

Valve or Flow meter

Discharge

Flexible Connection

Maintenance unit

(must be supported)

Air flow control valve

Valve

Air Inlet

Flexible

Connection

Muffler

(Air Outlet)

Suction

All other models

Only Model 1/4"

Summary of Contents for Size 1 - 1/4"

Page 1: ...operating instructions before start up To be retained for future reference Operating Instructions Oil free air operated DOUBLE DIAPHRAGM PUMPS in non metallic and metallic version Model 1 4 3 8 1 2 1...

Page 2: ...m and Pilot Sleeve Assembly 18 3 4 3 External fastener torque requirements 19 3 4 4 Maintenance of Air Valve 20 3 5 Maintenance Model 1 2 Bolted Version 21 3 5 1 Maintenance of Check Valve and O Ring...

Page 3: ...2 Bolted Version 45 5 9 Model 2 Band Clamp Version 46 5 10 Model 2 Bolted Version 47 5 11 Model 3 Bolted Version 48 6 Performance curves 6 1 Model 1 4 49 6 2 Model 3 8 Band Clamp Version 49 6 3 Model...

Page 4: ...h or extremely serious injury Warning Defines a possibly dangerous situation Non observance of the precaution can cause death or extremely serious injury Caution Defines a possibly harmful situation T...

Page 5: ...g system or at the pump Danger Do not clean or service pump hoses or dispensing valves when the system is pressurized serious injury may result Disconnect air supply line and relieve pressure from the...

Page 6: ...bar safe operating pressure exceeded Caution Following conditions cut down the continuous operation of the pump high stroke frequency Flow rate at maximum value resistance at suction side large suctio...

Page 7: ...8 0 bar 8 2 bar 8 2 bar 6 8 bar Models with Teflon balls 5 0 m 3 0 m 3 0 m 3 0 m 3 0 m 3 0 m Other models 5 0 m 4 5 m 4 5 m 4 5 m 4 5 m 4 5 m Weight PVDF models 3 2 kg 5 4 kg 13 7 kg 29 5 kg 31 kg Oth...

Page 8: ...apacity at 8 2 bar 6 8 bar 6 8 bar 6 8 bar 6 8 bar Models with Teflon balls 3 0 m 3 0 m 3 0 m 3 0 m 3 0 m Other models 5 2 m 4 5 m 4 5 m 4 5 m 4 5 m Weight PVDF models 2 3 kg 4 9 kg 9 9 kg 30 kg 30 kg...

Page 9: ...electrical path to ground with an ohmmeter from each component Resistance of grounding must not exceed 106 ohm Note local building codes and regulations for explosion protection Use conductive hoses...

Page 10: ...not use air line lubrication Air supply should be clean and dry Air Inlet Notice Suction and discharge ports may be repositioned to suit the application Flexible Connection Valve or Flow meter Discha...

Page 11: ...f torque on plastic pipe threads 9 For installation with connection flanges tighten fasteners to 25 Nm of torque 10 If changing to a different application reconfirm compatibility of fluid 2 1 Submerge...

Page 12: ...nuts 28 and slide the six cap screws 27 that hold the pump together out of the pump Remove the eight screws 5 and two screws 5A from the left and right manifold plates 1 19 and inspect the gaskets 2...

Page 13: ...o to step 10 9 If no further inspection is necessary reassemble inner diaphragm plates and diaphragms onto stud of outer diaphragm plates and screw each assembly into diaphragm rod Make sure optional...

Page 14: ...oint the assembly is not affixed to anything Press down as shown below to insert long half of diaphragm rod 16 through spring clip assembly and position un der spring ends Apply pressure with finger w...

Page 15: ...mp chambers 16 If replacement is necessary due to abrasion or rupture unscrew the outer diaphragm plates 17 Only models that have PTFE elastomers will have both a PTFE overlay 18 that faces the outer...

Page 16: ...ing the metal spring retainer from one side to the other 12 To reassemble the air valve first shift the spring mechanism to the side with the hard stop Next prop the spring retainer into a more neutra...

Page 17: ...n all external fasteners adjusting and aligning and gradually in an alternat ing fashion tighten to torque requirements listed below Air valve assembly screws 1 35 Nm Band clamps 18 8 Nm Manifold bolt...

Page 18: ...reinserted into the valve seat location Caution When using pumps built with PTFE o rings always replace with new PTFE o rings since the original o rings may not reseal the pump 3 4 2 Maintenance of D...

Page 19: ...bers onto intermediate make sure that witness lines are matching Caution If air valve has been removed proper orientation of air system with fluid chambers must be observed The top of the intermediate...

Page 20: ...e each other when reassembling air valve Lube all components with suggested maintenance grease as an aid in reassembly 12 Reinsert air valve spool 2 inside of air valve body 7 Place shuttle 6 on middl...

Page 21: ...abrasion or rupture unscrew the outer diaphragm plates 29 Models that are built with PTFE elastomers will have a PTFE overlay 30 that faces the outer pumping chamber 28 and a back up diaphragm 31 on...

Page 22: ...em with fluid chambers must be observed The bottom of the intermediate has the smaller hook shaped air passage slot on the air valve mounting face and the outer chamber check ball cavity should be poi...

Page 23: ...for any damage and replace if necessary and reinsert in o ring groove Caution Make sure that the open sides of the two lip seals 43 face each other when reassembling air valve Lube all components with...

Page 24: ...built with PTFE o rings always replace with new PTFE o rings since the original o rings may not reseal the pump PVDF pumps need additional gaskets 34 These gaskets are adhesive backed Remove paper bac...

Page 25: ...are matching Caution If air valve has been removed proper orientation of air system with fluid chambers must be observed The top of the intermediate has a single vertical air passage slot on the air...

Page 26: ...lve Lube all components with suggested maintenance grease as an aid in reassembly 12 Reinsert air valve spool 2 inside of air valve body 7 Place shuttle 6 on middle rib of air valve spool 2 through th...

Page 27: ...28 and a back up diaphragm 31 on the air side of pump Pumps without PTFE will contain only the back up dia phragms 31 5 If a diaphragm has been ruptured and corrosive or viscous fluid has entered the...

Page 28: ...and nuts 17 from the air valve body 7 The shuttle plate 5 and shuttle 6 may be inspected by removing them from their location in the slot in the back of the air valve Inspect for scratches or surface...

Page 29: ...o the curved portion of the valve seat and be facing upward when reinserted into the valve seat location Caution When using pumps built with PTFE o rings always replace with new PTFE o rings since the...

Page 30: ...valve has been removed proper orientation of air system with fluid chambers must be observed The top of the intermediate has a single vertical air passage slot on the air valve mounting face while th...

Page 31: ...ring 44 for any damage and replace if necessary and reinsert in o ring groove Caution Make sure that the open sides of the two lip seals 43 face each other when reassembling air valve Lube all compon...

Page 32: ...upward when reinserted into the valve seat location Tighten all external fasteners to final torque requirement after pump is completely as sembled Caution When using pumps built with PTFE o rings alw...

Page 33: ...roper orientation of air system with fluid chambers must be observed The top of the intermediate has a single vertical air passage slot on the air valve mounting face while the outer chamber check bal...

Page 34: ...plug o ring 44 for any damage and replace if necessary and reinsert in o ring groove Caution Make sure that the open sides of the two lip seals 43 face each other when reassembling air valve Lube all...

Page 35: ...fluid has entered the air side of the pump the com plete air system should be inspected 6 After removing the diaphragm plate assemblies bumpers 3 flat washers 47 the pilot sleeve assembly 13 14 15 42...

Page 36: ...r 28 and tighten fasteners 16 17 18 33 to 20 ft lbs 27 12 Nm of torque Return to the first outer chamber align the suction opening flanges until they are level and on the same plane tighten fasteners...

Page 37: ...l 43 and o rings 44 out of inside bore of the air valve body Check the air valve spool lip seal and o rings for cracks splitting scratches and wear Replace and or clean items as neces sary 12 Lubricat...

Page 38: ...38 GB Dimensions in mm 5 Dimensions 5 1 Model 1 4 Mounting Positions Front View Side View Rear View Inlet Outlet Air Outlet Air Inlet 4 Slots Dia 9 6 Approximate Dimensions with Muffler 157 0...

Page 39: ...39 GB Dimensions in mm 5 2 Model 3 8 Outlet Air Inlet Inlet 4 Slots Dia 7 6 Front View Side View...

Page 40: ...Front View Side View Front View Side View Metallic pumps Air Inlet Inlet Outlet Air Inlet Inlet Air Outlet 4 Slots Dia 7 0 Outlet Air Outlet 4 Slots Dia 8 0 Dimensions in mm Approximate Dimensions wit...

Page 41: ...let Inlet Air Outlet Front View Side View Outlet Inlet Air Outlet Dimensions in mm Metallic pumps 5 4 Model 1 2 Bolted Version Non metallic pumps Air Inlet Approximate Dimensions with Muffler 187 2 Ap...

Page 42: ...s Front View Side View Dimensions in mm Front View Side View Outlet Air Inlet Inlet Air Outlet 4 Holes 11 2 Metallic pumps Outlet Inlet 4 Holes 11 2 Air Outlet Air Inlet Approximate Dimensions with Mu...

Page 43: ...tallic pumps Metallic pumps Front View Side View Air Outlet Front View Side View Dimensions in mm Outlet Inlet Air Inlet Outlet Inlet Air Outlet Air Inlet Approximate Dimensions with Muffler 260 4 App...

Page 44: ...n Non metallic pumps Metallic pumps Front View Side View Front View Side View Dimensions in mm Air Inlet Outlet Inlet Air Outlet Air Inlet Air Outlet Outlet Inlet 4 Slots Dia 14 2 4 Slots Dia 14 2 App...

Page 45: ...1 1 2 Bolted Version Non metallic pumps Metallic pumps Dimensions in mm Outlet Outlet Air Inlet Inlet Air Outlet Inlet Air Inlet Air Outlet 4 Slots Dia 14 2 4 Slots Dia 14 2 Front View Side View Front...

Page 46: ...Non metallic pumps Metallic pumps Outlet Front View Side View Front View Side View Dimensions in mm Inlet Air Outlet Air Outlet Outlet Inlet Air Inlet 4 Slots Dia 14 2 4 Slots Dia 14 2 Air Inlet Appro...

Page 47: ...a 14 2 Air Outlet Outlet Air Inlet Inlet 4 Slots Dia 14 2 A B C D E F G J K L M Aluminium 495 0 667 0 636 0 352 0 57 1 255 5 304 8 309 9 127 0 152 4 327 6 Stainless steel 495 0 625 3 584 2 382 3 89 0...

Page 48: ...48 GB 5 11 Model 3 Bolted Version Metallic pumps Front View Side View Dimensions in mm Air Inlet Air Outlet Outlet Inlet...

Page 49: ...49 GB 6 Performance Curves 6 1 Model 1 4 6 2 Model 3 8 Band Clamp Version...

Page 50: ...50 GB 6 4 Model 1 2 Bolted Version 6 3 Model 1 2 Band Clamp Version...

Page 51: ...51 GB 6 6 Model 1 Bolted Version 6 5 Model 1 Band Clamp Version...

Page 52: ...52 GB 6 8 Model 1 1 2 Bolted Version 6 7 Model 1 1 2 Band Clamp Version...

Page 53: ...53 GB 6 10 Model 2 Bolted Version 6 9 Model 2 Band Clamp Version...

Page 54: ...54 GB 6 11 Model 3 Bolted Version...

Page 55: ...requirements 2 Replace o rings 3 Inspect diaphragms for rupture Low Flow rate 1 Confirm air pressure and air capacity at the air valve as required 2 Check for leaks in suction line or obstructions in...

Page 56: ...56 GB...

Page 57: ...PPV KNE KNT KNV NT C NB C NV C PPB PPT NT KNT PPE PPV NB PPB AT PPT TF KNT TF Alu SS NT C PPB PPT NT KNT PPE PPV AT NB KNV PPT TF KNT TF Alu SS PPB PPT KNE KNT PPE Alu SS Alu with conductive diaphragm...

Page 58: ...58 GB...

Page 59: ...59 GB...

Page 60: ...technical changes 01 08 Best Nr 5999 801 Printed in Germany Sch 1 000 05 08 Lutz Pumpen GmbH Erlenstra e 5 7 D 97877 Wertheim Phone 93 42 8 79 0 Fax 93 42 87 94 04 e mail info lutz pumpen de http www...

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Lutz Size 1 - 1/4", Operating Instructions Manual

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Summary of Contents for Size 1 - 1/4"

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