TDI Air Diluent CCR Diver Course, JJCCR or XCCR

EXPLORING REBREATHER DIVING WITH TDI CCR AIR DILUENT DIVER COURSE

Embark on your journey into closed circuit rebreather (CCR) diving with the TDI Closed Circuit Rebreather (CCR) Air Diluent Diver Course, where silence becomes your diving companion! By utilizing cutting-edge CCR technology, you can optimize your gas supply and maintain an ideal breathing gas for any depth, akin to having a personalized nitrox blending system right at your fingertips. Throughout this course, your TDI Instructor will equip you with the essential skills to conduct no-decompression CCR dives, reaching a maximum depth of 30 meters/100 feet, using air diluent.

Who this rebreather course is for

This course caters to certified divers seeking to elevate their diving proficiency and equipment expertise by delving into the world of rebreather diving. Whether you're a passionate underwater photographer, yearning for the tranquility of rebreather diving, or eager to immerse yourself in marine life encounters, rebreather diving holds something special for you.

What you can expect to learn:

The TDI CCR Air Diluent Diver course encompasses an extensive exploration of the following topics and more:

• Evolution and historical background of rebreathers
• Comparative analysis of open circuit (OC), closed circuit, and semi-closed circuit rebreather (SCR) systems, highlighting their respective advantages and disadvantages
• Practical mechanics and operation of the rebreather system
• Gas physiology fundamentals
• Proper scrubber packing techniques as per manufacturer guidelines
• Design and maintenance of electronic or manual systems
• Dive tables and dive computer usage
• Dive planning strategies
• Emergency procedures and dive checklists

Required skills include, but are not limited to:

• Conducting open water dives within the depth range of 9 meters/30 feet to 30 meters/100 feet
• Completing two dives deeper than 20 meters/50 feet and one dive deeper than 27 meters/90 feet
• Ensuring the partial pressure of oxygen does not exceed the manufacturer's recommendation or a working limit of 1.3
• Adhering to CNS percentage limits with a recommended maximum of 80 percent of the total CNS limit
• Employing additional skills for users opting for an automatic diluent valve (ADV) approved by the manufacturer, such as regular diluent gauge monitoring and addition control
• Unit assembly and disassembly
• Verifying diluent and oxygen contents using an analyzer
• Executing proper predive planning procedures and emergency protocols
• Effectively managing loop breathing volume for buoyancy control
• Performing safety stops at predetermined depths and monitoring partial pressure of oxygen levels

What’s in it for you?

Upon successful course completion, graduates gain the ability to:

• Engage in diving activities utilizing the trained CCR without direct supervision, adhering to predetermined limits
• Dive up to a maximum depth of 30 meters/100 feet with no decompression dives permitted

TDI CCR Air Diluent Diver minimum requirements:

• Achieve a passing score of 80% on the TDI CCR Air Diluent examination, followed by 100% remediation by the Instructor
• Efficiently fulfill all open water requirements
• Demonstrate mature and sound judgment in dive planning and execution
• Course completion within 6 weeks from the starting date
• Complete a refresher course after a period of inactivity exceeding 6 months post-course completion