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RAN 3” G80-AX MODEL 

DIAPHRAGM PUMP 

OPERATING AND MAINTENANCE 

MANUAL 

 

 
 

 
 
 
 
 
 
 
 
 
 

 
 
 

CONTENTS 

 

1.0.

       IMPORTANT SAFETY REQUIREMENTS 

2.0.

      TECHNICAL DATA TABLE 

3.0.

      DEFINITION  OF DIAPHRAGM PUMP 

4.0.

      HANDLING, MOVING, OPENING THE PACKAGE OF DIAPHRAGM  PUMP 

5.0.

      MOUNTING AND CONNECTING OF DIAPHRAGM PUMP 

6.0.

      INSTRUCTIONS AND MANUAL OF DIAPHRAGM PUMP 

7.0.

      ASSEMBLY AND DISMANTLING OF PARTS 

8.0.

      PERIODIC MAINTENANCE  

9.0.

      STORAGE OF DIAPHRAGM PUMP 

10.0.

    PRECAUTIONS ON DISPOSING OF THE DIAPHRAGM PUMP 

11.0.

     SERVICE POINTS 

12.0.

     ORDERING SPARE PARTS 

Attachment-1 Pump Performance Charts 

Attachment-2 Gisan Warranty 

 

Gisan Machinery Industry and Trade Co. Ltd. 

www.ranpump.com

 

 

 

 

Summary of Contents for RAN 3" G80-AX

Page 1: ...RAGM PUMP 5 0 MOUNTING AND CONNECTING OF DIAPHRAGM PUMP 6 0 INSTRUCTIONS AND MANUAL OF DIAPHRAGM PUMP 7 0 ASSEMBLY AND DISMANTLING OF PARTS 8 0 PERIODIC MAINTENANCE 9 0 STORAGE OF DIAPHRAGM PUMP 10 0...

Page 2: ...ot surpass the strength of minimum system compound j Learn hazards or potential dangers of your fluid k Choose the wet pump parts material resistant to your fluids Refer to the Proper Material Fluid C...

Page 3: ...inum pumps Such use could result in a serious chemical reaction with the possibility of explosion which could cause death serious injury and or substantial property damage Consult your fluid suppliers...

Page 4: ...0 DIAPHRAGM PUMP DEFINITION This diaphragm pump works with compressed air coming from a compressor Pump working principle is shown in the illustration below There are two valves distributing air in t...

Page 5: ...rces diaphragm A away from the center block while at the same time the connected shaft pulls diaphragm B to the center block Diaphragm A is now on its discharge stroke Diaphragm A forces the inlet val...

Page 6: ...ATERIAL DIAPHRAGM MATERIAL A 1 4 A Aluminium 0 Buna N B 1 2 P Polypropylene 1 PTFE BODY MATERIAL C 3 4 C Cast Iron S Santoprene INLET OUTLET D 1 S Stainless Steel E 1 F 2 G 3 3 3 Main parts of diaphra...

Page 7: ...folds to move 2 and 3 pumps must be handled by at least two persons Hoist Lift the pump using suitable equipment to handle the weight shown on the Pump Name Plate Pumps are packed into carton boxes as...

Page 8: ...ng on the ground or upside down The pump will not run correctly and check valves and diaphragms will wear out very quickly due to constant dry running When installing the pump ensure that it is balanc...

Page 9: ...he eyes or on the skin injury from moving parts or contamination from hazardous fluids See Fig 7 1 Refer to the Figure 8a for the connection scheme Fix these accessories to the wall or to a bracket Th...

Page 10: ...will be inefficient pump operation 4 At inlet fluid pressures greater than 15 psi 0 1MPa 1 bar diaphragm life will be shortened 5 5 2 Fluid discharge line 1 Use a conductive fluid hose or pipe The pum...

Page 11: ...outlet hose can cause the pump to stop or even reverse operation In this case a pressure relief system bypass line MUST be installed When using long pipelines that may be pumping cold fluid with hose...

Page 12: ...when pumping flammable or hazardous fluids Note that when there is a tear or rupture in the diaphragm the media in the pump will be exhausted together with the air To avoid this exhaust the gas away f...

Page 13: ...ts defines the temperature resistance of the pump 6 1 Flush the pump before use Pump is tested with water Flush the pump with a proper solvent before use if your fluid is affected by water Follow the...

Page 14: ...round if fixed b Before pulling out the hose from the pump put a container under the pump Pull it out slowly and carefully 7 0 ASSEMBLY AND DISMANTLING OF PARTS WARNING Before service and maintenance...

Page 15: ...ssembly 8 Inspect the diaphragm shaft for wear or scratches If it is damaged inspect the bearings in place 9 Remove the tap which holds the pilot shaft and diaphragm shaft 10 Clean all parts and inspe...

Page 16: ...finger until the valve core comes out 4 Valve core should move in the valve body a little bit tightly If it moves loosely the PTFE rings must be worn They must also be changed 5 Make sure you do not...

Page 17: ...r filter and regulator 2 Check if there is water or moisture in the filter 3 Check the air pressure set value of the pressure regulator 4 After you finish work clean the pump by pumping a suitable sol...

Page 18: ...o rings Loose diaphragm shaft bolt Tighten or replace Damaged o ring Replace 5 Fluid in exhaust air Diaphragm is ruptured Replace Loose diaphragm shaft bolt Tighten or replace Damaged o ring Replace 6...

Page 19: ...ean the pump after you are done 10 0 PRECAUTIONS ON DISPOSING OF THE DIAPHRAGM PUMP Follow these precautions before disposing of the pump 1 Discharge the pump completely 2 Disconnect all the hoses 3 C...

Page 20: ...F2652 Pilot shaft O ring 6 31 B1111 Flange O Ring 4 10 F2752 Pilot shaft cage 5 32 G1664 Diaphragm flange Back 2 11 G2863 Pilot shaft 1 33 Backup diaphragm PTFE Pump 2 12 B2911 Pilot shaft ring 2 34 D...

Page 21: ...21 Figure 14b Pump assembly scheme for RAN 3...

Page 22: ...22 ATTACHMENT 1 3 ALUMINIUM DIAPHRAGM PUMP PERFORMANCE CURVE Reduce the flow rate by 20 if there are PTFE diaphragms on your pump...

Page 23: ...rs will be made at a reasonable charge which charges may include the costs of parts labor and transportation Gisan s sole obligation and buyer s sole remedy for any breach of warranty shall be as set...

Page 24: ...Gisan Makine San Tic Ltd ti Birlik Sanayi Sitesi 3 Cadde No 83 Beylikd z stanbul Turkey Tel 00 90 212 875 03 17 pbx Faks 00 90 212 875 03 18 E mail Web info ranpump com www ranpump 25082012...

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