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Genebre Building. Av. de Joan Carles I, 46-48 
08908 L'Hospitalet de Llobregat. Barcelona (Spain) 
[email protected]   - www.genebre.es 

 

 

GENEBRE S.A. 

            LAST UPDATE: 16/07/2020                      UPDATE NUMBER:  0 

3.4 Adjustment of the regulation screws 

 
The unit is already adjusted in the factory at 0º and 90º, however it could be necessary a 
later adjustment in Open and/or Close position of the valve. The range of adjustment is +/- 
10º for both positions. 

 

 
The procedure simply consists on checking that the valve is fully open in Open position and 
fully closed in Close position. Adjust the Regulating Screws (part.2) as much as necessary 
(between the range of adjustment). 
 
 
 
 
 
 
 
 
 
 
 

 
 
 

 
 

4. Operation instructions 

 

4.1 Manual operation 
 

Manual gearbox designed to be able to manually operate the valve with pneumatic rotary 
actuator in case of failure of air or energy. 

 

The gear boxes are manually operated by handwheel. Turn clockwise for closing or turn 
counterclockwise for opening the valve.  
 
Do not attempt to force the handwheel beyond the stop limits. 

 

 

4.2 From Manual to Automatic  

 
1-Pull upwards the lock device (part.9) and turn the handle (part.10) downwards. 
 
2-Let the lock device (part.9) down and move the handle (part.10) to position it. 
 
 

Opening Screw 

Closing Screw 

Summary of Contents for 5971

Page 1: ...08908 L Hospitalet de Llobregat Barcelona Spain genebre genebre es www genebre es GENEBRE S A LAST UPDATE 16 07 2020 UPDATE NUMBER 0 1 INSTALLATION OPERATION AND MAINTENANCE MANUAL Declutchable Gear...

Page 2: ...ctions 1 Assembly Drawing 3 1 1 Parts List 3 2 Storage 4 3 Installation instructions 4 3 1 Preparation 4 3 2 Assembly to the valve 4 3 3 Assembly to the actuator 4 3 4 Adjustment of the regulation scr...

Page 3: ...NUMBER 0 3 1 Assembly drawing 1 1 Parts list N Name Material Surface Treatment 1 Body WCB Epoxy coating 2 Adjust bolts AISI 304 3 Gear Carbon Steel 4 Top cap WCB Epoxy coating 5 Cap Carbon Steel Pain...

Page 4: ...ar Operator is delivered in the closed position 3 2 Assembling to the valve 1 Check if the bolt circle on top flange and stem dimensions of the valve coincide with the bolt circle and square hole of t...

Page 5: ...on and fully closed in Close position Adjust the Regulating Screws part 2 as much as necessary between the range of adjustment 4 Operation instructions 4 1 Manual operation Manual gearbox designed to...

Page 6: ...art 9 down and move the handle part 10 to position it Important When Pin is pull upwards if handle is unable to move check by turning the hand wheel slightly If unable to pull Pin upward unscrew the p...

Page 7: ...e acting actuator the torque exerted by the actuator with the springs to close the valve must be taken into account Important To operate the valve and actuator manually there is no air pressure inside...

Page 8: ...threaded ends to check if they are loose or with rust Tighten them if necessary 6 Hygiene and Safety Instructions 6 1 Fluids that go through the valve can be corrosive toxic flammable or pollutant Whe...

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