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Summary of Contents for Gascat JR Series
- Page 1 Gascat – Indústria e Comércio Ltda JR Series - Pressure Regulating Valve Installation, Maintenance and Operation Manual...
- Page 2 JR Series - Pressure Regulating Valve MI-03 Installation, Maintenance and Operation Manual Gascat Ind Com Ltda CONTENTS 1 – INSTRUCTIONS PRIOR TO COMMISSIONING Page 3 2 – HEALTH AND SAFETY Pages 3 / 4 3 – INTRODUCTION Page 4 4 – OPERATING PRINCIPLE Page 4 5 –...
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Page 3: Instructions Prior To Commissioning
Instruction manuals are provided for orientation of the operators, but it is supposed that they have a basic knowledge level. If any doubts or ambiguities remain that could affect the proper procedures ask Gascat Indústria e Comércio Ltda., which will be pleased to instruct, or to provide the suitable service or instruction. NOT TO TAKE ANY RISK. -
Page 4: Operation
4 – OPERATING PRINCIPLE Pressure regulators of the JR Series operate by direct spring action on the output pressure sensor element (diaphragm) that, with consumption variation and consequent pressure change on the sensor element, will re-position the shutter stem increasing or reducing the valve aperture, in order to keep the adjusted output pressure constant. -
Page 5: Installation Outline
JR Series - Pressure Regulating Valve MI-03 Installation, Maintenance and Operation Manual Gascat Ind Com Ltda 6 – INSTALLATION 6.1 – Filter We recommended the installation of a basket type or “Y” filter of 150 mesh (minimum), as close as possible to the regulator inlet. -
Page 6: Operation (Start-Up)
JR Series - Pressure Regulating Valve MI-03 Installation, Maintenance and Operation Manual Gascat Ind Com Ltda 7 – OPERATION (START-UP) Slowly open the gas inlet valve. Check if there are no leaks in connections connecting to the regulator. -
Page 7: General Recommendations
This system should only be operated by qualified technician trained for this purpose; and no changes that may affects the system safety can be executed without our previous authorization. Gascat Ind. and Com. Ltda. withholds the right to make changes without notice, introducing improvements in the described products drawings or specifications. -
Page 8: Top View
JR Series - Pressure Regulating Valve MI-03 Installation, Maintenance and Operation Manual Gascat Ind Com Ltda Building detail for Regulating Valve Junior B Flow Direction TOP VIEW Item Qty. DESCRIPTION Drawing Nº Material Remarks BODY See Table 1 TOP COVER 21.005.3... - Page 9 JR Series - Pressure Regulating Valve MI-03 Installation, Maintenance and Operation Manual Gascat Ind Com Ltda Optional Item Qty. DESCRIPTION MateriaL Drawing Nº Remarks BODY FORGED BRASS 21.012.2 SEE NOTE 1. SHUTTER STEM AISI 410 21.012.4 SHUTTER GASKET VITON 04.004.04...
- Page 10 JR Series - Pressure Regulating Valve MI-03 Installation, Maintenance and Operation Manual Gascat Ind Com Ltda PILOT DRIVEN JR REGULATOR Flow Direction TOP VIEW Item Qty. DESCRIPTION Drawing Nº Material Remarks BODY 21.00.01 NODULAR TOP COVER 21.00.25 BRONZE SEAT 21.01.01...
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