The Sherwood Scuba SR2 2nd Stage features our unique design pneumatically balanced valve body components and a diver accessible on-board adjustment that assists the diver with breathing resistance adjustments in real time.  It's compact design and high performance breathing makes our SR2 regulator one of the better performance regulators on the market today. Our SR2 2nd stages build upon the Sherwood principles of rugged reliability combined with ease of maintenance & adding high performance breathing and additional comfort. 

Course Curriculum

  • 1

    Section 1 - Introduction

  • 2

    Section 2 - Reference Materials & Use of Videos

    • Reference Material Use

    • Sherwood SR2 - Schematics

    • SR2_2NDSTAGE_SERVICE190305HiRez

    • 2nd Stage Kit parts - Kit 4000-PK

    • Use of videos
  • 3

    Section 3 - Disassembly

    • Disassembly Procedures

    • Disassembly - Part 1

    • Disassembly - Part 2

    • Disassembly Procedures - Quiz
  • 4

    Section 4 - Disassembly Video

    • Disassembly Videos Notes

    • Purge Cover & Diaphragm Removal from Housing

    • Purge Cover Components - Disassembly

    • Retainer Nut Removal & Valve Body Extraction from Housing

    • Valve Body Complete Teardown

    • Adjuster Mechanism Teardown

    • Poppet Parts Disassembly

    • Orifice O-ring Removal
  • 5

    Section 5 - Cleaning & Inspection

    • Cleaning and Inspection Presentation

    • SR2 - 2nd Stage - Inspection Details
  • 6

    Section 6 - Lubrication

    • Lubrication Presentation
  • 7

    Section 7 - Reassembly - Parts 1 & 2

    • Reassembly Part 1 Notes

    • Reassembly - Part 1

    • Reassembly - Part 2

    • Reassembly - Parts 1 & 2 - Quiz
  • 8

    Section 8 - Reassembly - Parts 3 & 4

    • Reassembly - Parts 3 & 4 Notes

    • Reassembly - Part 3

    • Reassembly - Part 4 - Purge Cover Assembly

    • Reassembly - Parts 3 & 4 - Quiz
  • 9

    Section 9 - Reassembly Videos

    • Reassembly Videos Notes

    • Poppet Reassembly

    • Orifice Reassembly

    • Adjuster Mechanism Assembly

    • Valve Body Complete Reassembly

    • Exhaust Valve & Exhaust Cover Reassembly in Housing

    • Valve Body Insertion and Securing in Housing

    • Purge Cover Components Reassembly

    • Diaphragm & Purge Cover Reassembly in Housing
  • 10

    Section 10 - Final Calibration and Tests

    • Final Testing Procedures - Notes and Calibration Video

    • SR2 2nd Stage - Calibration, Testing & Troubleshooting

    • SR2 - 2ND Stage - Demand Lever Calibration

    • Final thoughts before moving to the Final Exam
  • 11

    Section 11 - Final Exam

    • Final Exam

About the instructor

Technician Trainer at Sherwood Scuba

Mauricio Moreno

Mauricio can repair anything (most times) ...

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