TDI INSTRUCTOR COURSES

Analysing oxygen enriched breathing mixed Labelling gas contents Gas contents calculations (Maximum Operating Depth, Best Mix, Partial Pressure of Oxygen) Tracking oxygen exposures Calculating no-decompression limits

Demonstrate understanding of EAD calculations Perform oxygen analysis for nitrox mixtures Satisfactorily complete the TDI Nitrox course and written examination

The benefits, hazards, and proper procedures for using nitrox mixes from 22 through 40 percent oxygen content Equipment considerations, cylinder labeling, analyzing nitrox mixtures, and gas blending procedures

Ability to dive utilizing EAN-22 to EAN-40 without direct supervision Ability to enroll in TDI Advanced Nitrox, TDI Decompression Procedures, TDI Semi-closed Rebreather courses

Ability to dive using EAN 21 through 100 percent oxygen provided. Ability to enroll in TDI Decompression Procedures, TDI Semi-closed Rebreather courses, TDI Closed Circuit rebreather courses

Advanced Nitrox picks up where TDI Nitrox leaves off and offers a more in-depth look at diving with nitrox including Physics and physiology relating to diving with gas mixes containing more than 40% oxygen Gas planning, dive tables, dive computers, oxygen limitations, nitrogen limitations Equipment considerations, cylinder labeling, analyzing Nitrox mixtures, gas blending procedures, and oxygen service ratings for using gases with more than 40% oxygen

Satisfactorily complete the TDI Advanced Nitrox course and written examination Complete all open water requirements safely and efficiently Demonstrate mature, sound judgment concerning dive planning and executio

Demonstrate buoyancy control; ability to hover at fixed position in water column without moving hands or feet Show good awareness of buddy and other team members through communication, proximity, and team oriented dive practices Demonstrate the ability to manage free flow from primary regulator in controlled fashion, shut down cycle, and switch to back up regulator Conduct appropriate safety stop while maintaining neutral buoyancy Demonstrate the ability to share air with buddy as both recipient and donor in a controlled manner while maintaining position in the water column Demonstrate correct body position; appropriate trim, such as horizontal/streamlined when moving forward Demonstrate proper stress analysis with self and dive buddy

Ability to conduct decompression diving activities without direct supervision provided the diving activities approximate those of training, environment and activities. Ability to enroll in TDI Extended Range, TDI Advanced Wreck, TDI Trimix courses

Satisfactorily complete the TDI Decompression Procedures course written examination Complete all open water requirements safely and efficiently Demonstrate mature, sound judgment concerning dive planning and execution

Decompression dive planning including: Decompression gas choices Tables vs. personal dive computers Emergency and contingency planning (equipment failure, omitted decompression, etc.) Decompression diving procedures Equipment selection Pre-dive checks and drills Stress analysis and mitigation Following a decompression schedule Gas switching Team awareness and communication SMB/lift bag deployment Proper trim, buoyancy and fining techniques Emergency procedures (equipment failures, catastrophic gas loss, omitted decompression, navigational errors, etc.) Equipment considerations, cylinder labeling, analyzing nitrox mixtures, and gas blending procedures

Physics and physiology relating to diving to deeper depths including narcosis and decompression theory Dive planning beyond the no-decompression limits with mandatory decompression stops Gas planning, dive tables, dive computers, oxygen limitations, nitrogen limitations Equipment considerations

Propulsion techniques Gas sharing Gas management Dropping and retrieving cylinders

Upon successful completion of the course, graduates may engage in side mount diving to their certification level

Satisfactorily complete the TDI Sidemount course and written examination Complete all open water requirements safely and efficiently Demonstrate mature, sound judgement concerning dive planning and execution

Gas Management using independent cylinders Equipment considerations Problem solving in side mount configuration S/drills specific to side mount diving

Upon successful completion of the course, graduates may engage in back mount diving with manifolded twinsets to their certification level

Propulsion techniques Gas sharing Gas management Managing gas hemorrhages

Gas Management using manifolded cylinders Equipment considerations Problem solving in back mount configuration S/drills specific to back mount diving

Complete all open water requirements safely and efficiently Demonstrate mature, sound judgement concerning dive planning and execution

Equipment considerations Diving with 2 stages Planning dives with multilevel gas, travel gas, extended bottom gas Procedures for dives with up to 3 gases Advanced technical rescue skills Advanced self-rescue skills Emergency planning Physiology

Stage handling Extended gas planning Risk & stress management and analysis Fundamental technical diving skills

Satisfactorily complete the TDI Extended Range course written examination Complete all open water requirements safely and efficiently Demonstrate mature, sound judgment concerning dive planning and execution

Ability to conduct dives with 2 stages and three different gases to a maximum depth of 55m Ability to plan and execute longer more complex dives allowing you to explore new deeper sites

Safe handling and navigating underwater with a DPV Emergency procedures while using a DPV (out of gas, lost mask...etc) DPV specific emergency skills (flooded DPV, broken DPV...etc)

The ability to cover great distances and large amounts of reef on single dives. The amazing feeling of flying that the DPV provides

Satisfactorily complete the TDI DPV course Complete all open water requirements safely and efficiently Demonstrate mature, sound judgement concerning dive planning and execution

Comparison of open circuit (OC), closed circuit, and semi-closed circuit, rebreather (SCR) systems noting the pros and cons of each Practical mechanics of the system Gas physiology Proper scrubber packing: in accordance with manufacturers recommendation Electronic or manual systems design and maintenance CCR emergency procedures Checklists for pre and post dive

Upon successful completion of this course, graduates may engage in diving activities utilizing the CCR they were trained to dive without direct supervision of the TDI Instructor so long as the following limits are adhered to: The diving activities approximate those of training The areas of activities approximate those of training Environmental conditions approximate those of training To a maximum depth of 30 metres/100 feet No decompression dives are permitted

Satisfactorily complete the TDI CCR Air Diluent examination with a passing score of 80%, followed by 100% remediation by the Instructor Complete all open water requirements efficiently Demonstrate mature and sound judgment concerning dive planning and execution Course must be completed within 6 weeks from the starting date Complete a refresher course following a period of inactivity greater than 6 months following the course

Upon successful completion of this course, graduates may engage in decompression diving activities utilizing the CCR they were trained to dive with, without direct supervision of the TDI Instructor so long as the following limits are adhered to: The diving activities approximate those of training The areas of activities approximate those of training Environmental conditions approximate those of training To a maximum depth of 45 metres/150 feet Utilizing air diluent

History and evolution of rebreathers Comparison of Open Circuit (OC), closed circuit, and Semi-closed Circuit Rebreather (SCR) systems noting the pros and cons of each Practical mechanics of the system Gas physiology Proper scrubber packing: in accordance with manufacturers recommendation Electronic or manual systems design and maintenance Dive planning Emergency procedures Dive checklists Predive checks

Satisfactorily complete the TDI CCR Air Diluent Decompression examination with a passing score of 80%, followed by 100% remediation by the Instructor Complete all open water requirements efficiently Demonstrate mature and sound judgment concerning dive planning and execution Course must be completed within 6 weeks from the starting date Complete a refresher course following a period of inactivity greater than 6 months following the course

Upon successful completion of this course, graduates may engage in decompression diving activities utilizing the CCR they were trained to dive with, without direct supervision of the TDI Instructor so long as the following limits are adhered to: The diving activities approximate those of training The areas of activities approximate those of training Environmental conditions approximate those of training To a maximum depth of 45 metres/150 feet Utilizing helitrox

Satisfactorily complete the TDI CCR Air Diluent Decompression examination with a passing score of 80%, followed by 100% remediation by the Instructor Complete all open water requirements efficiently Demonstrate mature and sound judgment concerning dive planning and execution Course must be completed within 6 weeks from the starting date Complete a refresher course following a period of inactivity greater than 6 months following the course

History and evolution of rebreathers Comparison of Open Circuit (OC), closed circuit, and Semi-closed Circuit Rebreather (SCR) systems noting the pros and cons of each Practical mechanics of the system Gas physiology Proper scrubber packing: in accordance with manufacturers recommendation Electronic or manual systems design and maintenance Dive planning Emergency procedures Dive checklists Predive checks Helium considerations

Upon successful completion of this course, graduates may engage in technical diving activities utilizing the unit specific CCR to a maximum of 60 metres / 200 feet, utilizing a mixed gas diluent containing 16 percent or greater oxygen provided: The diving activities approximate those of training The areas of activities approximate those of training Environmental conditions approximate those of training Ability to enroll in TDI Advanced Mixed Gas CCR Diver course

Complete to the instructors satisfaction all confined and open water skill development sessions Demonstrate mature, sound judgment concerning dive planning and execution Course must be completed within 6 weeks from the starting date Complete a refresher course following a period of inactivity greater than 6 months following the course

The TDI Diving Rebreathers Student Manual is required for use as a review/recap document. The instructor may use any additional text or materials they feel will represent the topic in an educational manner. The following topics must be covered during the course: Gas physiology, Oxygen toxicity, Hypoxia, Nitrogen and Helium absorbtion, HPNS, CO2 toxicity, Gas consumption, mixing and Formula work Creation of custom dive tables appropriate to dive depths Creation of lower percentage of oxygen (PO2) diluent to support loop flushing and bailout at depth Dive planning, Operational planning Equipment maintenance, Fuel cell management, Loop configurations and additional fitted equipment and modifications

Minimum age 18 Minimum certification as an SDI Open Water Scuba Diver Instructor or the equivalent Provide proof of a minimum of 25 logged DPV dives ** Minimum certification as TDI Advanced Nitrox and Decompression procedures diver or equivalent for the Technical DPV Instructor rating

Minimum age 18 Minimum certification as an SDI Open Water Scuba Diver Instructor or the equivalent Provide proof of a minimum of 25 logged sidemount dives

Minimum age 18 Minimum certification as an SDI Open Water Scuba Diver Instructor or the equivalent Certified as basic nitrox diver, may be combined with instructor program Provide proof of a minimum of 10 logged nitrox dives

Minimum age 18 Minimum certification as an SDI Open Water Scuba Diver Instructor or the equivalent Certified as basic nitrox diver, may be combined with instructor program Provide proof of a minimum of 10 logged nitrox dives

Minimum age 21 Minimum certification of TDI Nitrox blender or equivalent

Minimum age 18 Minimum certification of TDI Advanced Nitrox Instructor or equivalent (unless Advanced Nitrox Instructor course is taught in conjunction with Decompression Procedures Instructor) Minimum certification of TDI Decompression Procedures diver or equivalent Provide proof of 150 logged dives Have certified 10 students in SDI Deep Diver or TDI Advanced Nitrox diver or equivalent

Minimum age 18 Minimum certification of TDI Advanced Nitrox diver or equivalent Provide proof of 100 logged dives, 25 must be nitrox dives Must have certified 10 students in entry-level nitrox

Minimum age 21 Minimum certification of TDI Advanced Gas Blender or equivalent Minimum certification of TDI Nitrox blender instructor or equivalent

Satisfactorily complete the appropriate written exam with a minimum score of 80 percent, without reference and be able to adequately explain each answer to a prospective student Demonstrate mature, sound judgment concerning training, dive planning and execution Complete all in-water requirements safely and efficiently Demonstrate proficiency in teaching the specific diver program Present the required number of graded academic presentations

The instructor candidate will be evaluated on their knowledge and ability to teach each required subjects and diving skills for the specific course. Specific requirements vary based on the level of instructor course.

All our dive sites are located within 30 minutes by boat from the dive shop.

SIDEMOUNT ​• REGULATORS: ScubaForce Black Devil Sidemount • BCD: ScubaForce Blade • COMPUTER: Shearwater Petrel 2 / Shearwater Perdix 1 • ScubaForce BlackDevil Deco regulator • Apeks XTX50 Travelgas regulator ​ TWINSET ​• REGULATORS: ScubaForce Black Devil Twinset • BCD: ScubaForce Black Devil 40lbs/ 50lbs • BACKPLATE: Aluminium/ Steel continuous webbing • COMPUTER: Shearwater Petrel 2 / Shearwater Perdix 1 • ScubaForce BlackDevil Deco regulator • Apeks XTX50 Travelgas regulator ​ CLOSED CIRCUIT (CCR) • SF2 eCCR dual Petrel 2 handset • Steel or Aluminium tanks • Steel or Aluminium backplate • Trimix, Nitrox & Air bailouts (s40 or s80) • ScubaForce BlackDevil Deco regulator • Apeks XTX50 Travelgas regulator DPV • Suex XJ37 • DiveXtras Blacktip Tech OTHER • Tank rigging (Sidemount & Sling) • SMB's & Spools/ Reels • Cutting devices

GENERAL ​• All guided technical dives require proof of certification up to that level and insurance. • All gas mixes MUST be analysed, correctly labeled for MOD and content, and signed and dated by the user. Fill station log must be completed. • For all trimix dives (OC & CCR) the maximum END is: 40m/100ft. • All dive plans must be approved by your designated guide. • We welcome dive planning with software & algorithm of your choice, so long as decompression and gas plans are conservative. We typically plan dives using Buhlmann ZHL-16C on Multideco dive planner. ​ OPEN CIRCUIT (OC) • All OC guided tech dives must be conducted with a redundant bottom gas system i.e. manifolded twinsets or sidemount. • Maximum OC PO2: 1.4 for bottom gasses, 1.5 for travel gasses and 1.6 for decompression gasses • Minimum of one technical dive computer and one backup depth & timing device must be carried on the dive. ​ CLOSED CIRCUIT (CCR) • All guided CCR dives require certification for specific unit to the desired depth. • Maximum CCR setpoint: 1.3. • Maximum Dil PO2: 1.2. • Manufacturer guidelines must be followed regarding scrubber duration.

• O2 @ 300 IDR per litre (charged on consumption) • HE @ 3500 IDR per litre (charged on consumption) • Sofnolime 797 grade. 1.0mm to 2.5mm diving grade @ 210,000 IDR per kilo.