Tec40 diver course

Consists of seven knowledge development sections, four practical application sessions and four training dives. Designed for the diver transitioning from recreational diving to technical diving.

Activities Allowed After Certification

Diving within a depth of 40 meters, with a total decompression time of less than 10 minutes.
Diving with a decompression cylinder up to EANx50.

Equipment to be prepared by yourself

BCD
Regulator　( 210cm long horse )
Torch
DSMB (Spool/30meters and Surface marker buoy or Lift bag)
Backup Mask
Dive computer
Wrist type Compass
Cutting device
Slate and pencil

Student Prerequisites

PADI Advanced Open Water Diver or Equivalent
PADI Enriched Air Diver
PADI Deep Diver or proof of 10 dives to 30 metres/100 feet or deeper
30 logged dives
18 years old

Recommendation from TEAL ORANGE DIVE

Have a own equipment
Usually perform the frog kick( helicopter turn, backward kick )
100 logged dives

Introduce a section of the Tec40 course

Buoyancy control

With two tanks on the back as doubles and a decompression tank with up to 50% oxygen side-mounted, basic skills such as normal hovering, helicopter turns, and back kicks will be performed while mounting a total of three tanks.

Performance Objectives

Tec 40	Dive one	Dive two	Dive three	Dive four
Environment	Confined water with water shallow enough in which to stand	Open water	Open water	Open water
Gases	Air or up toEANx50	Air or up toEANx50	Air or up toEANx50	Air or up toEANx50
Depth	Max 10msw	Min15 ~ Max 24msw	Min18 ~ Max 40msw	Min17 ~ Max 40msw
Deco	No stop only	No stop( simulated )	No stop( simulated )	up to 10min using a Deco gas or 15min bottom gas throughout dive
1	Assembly	Plan the dive using manual calculation	Plan the dive using manual calculation	Plan the dive using software
2	Predive sequence (GUE EDGE)	Predive sequence (GUE EDGE)	Predive sequence (GUE EDGE)	Predive sequence (GUE EDGE)
	Bubble check	Bubble check	Bubble check	Bubble check
3	Buoyancy and Trim check	Signal communication any limit reached	Signal communication any limit reached	Signal communication any limit reached
4		S-drill swim 2min	Gas change to stage or Deco cylinder (Computer)
5	Hover (1min)	V-drill	Gas switch
6	Frog kick Helicopter turn Back kick
7	Regulator recover and clear	NO TOX gas switch	Mask remove and replace
8	Mask remove and replace	Gas change to stage or Deco cylinder (Computer)	Optional 3 simulated problem
9	Valve shutdown drill	SCR of Deco gas during stop for later calculate	DSMB
10	S-drill (receiver and donor)		Backup DSMB deployment
11	Deco cylinder remove and replace	Optional 3 simulated problem
12	Gas switch (Computer)	DSMB ascent
13
14	DSMB
15	Simulate Deco stop ( 8min )
		Debriefing ( comparison with your plan )	Debriefing ( comparison with your plan )	Debriefing ( comparison with your plan )

All skill are performed without bottom contact