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4.3.3

Replacement of the counterlungs

The counterlungs may be replaced in case of damage. Leaks, Torn... We advise to replace
counterlungs every 2 years.

4.3.4

Maintenance of the DSV

The DSV must be rinsed with fresh water after each dive.
To unset and re-grease the DSV:

•

Open the mouth piece

•

Loosen the SS hose clamp (jubilee clamp) of the breathing hose

•

pull off the hoses of the DSV

•

take off carefully the valve seat on each side

•

compress and remove the snap rings from the spool using a snap ring plier

Содержание Triton

Страница 1: ...DESCRIPTION HANDBOOK OF FRONT REBREATHER TRITON Front rebreather mCCR TRITON M3S SAS Tourves April 25 2017 v1 4...

Страница 2: ...calibration 3 3 5 minor changes in text and figures 1 4 25 04 2017 text revision Instruction for fitting use and maintenance of the front rebreather TRITON This document can be used as Manual of the f...

Страница 3: ...3 Cells test 24 3 2 4 TRITON test flow diagram 25 3 3 Adjustment settings 27 3 3 1 Standard wearing 27 3 3 2 The M3S valve 27 3 3 3 the ADV 28 3 3 4 Cell calibration and PpO2 display set up 28 3 3 5...

Страница 4: ...the best prerequisites to avoidaccidents Correct maintenance is necessary for the proper operation of the rebreather Pre dive tests are required before each dive in order to check the proper function...

Страница 5: ...er mCCR It can be used as a pure oxygen rebreather or as a mCCR Figure 2 1 Triton overview The TRITON is made of 1 a Kevlar bag 2 Breathing hoses with DSV 3 a scrubber 4 Gas Line with an ajustable ADV...

Страница 6: ...rder to ensure a good fixing against the chest of the diver A stainless steel support is fixed at the bottom of the kevlar bag to carry on the oxygen tank During transport travel the breathing hoses t...

Страница 7: ...flow of oxygen see Fig 2 2b The counterlungs Counterlungs are asymmetrical small one for exhale lung and big one for the inhale lung The total volume of the loop is about 10L The total loop includes t...

Страница 8: ...ed at the section 4 3 4 Display TRITON is containing a cell housing with 3 M3S cells The cells T22D have to be replaced as shown in the section 4 3 1 The TRITON is delivered with a PpO2 display a HUD...

Страница 9: ...Depth s Limits Table 2 2 is showing the possible depth according to the configuration of the TRITON Table 2 2 Possible depth according to the configuration of the TRITON Maximum depth m Configuration...

Страница 10: ...iven by the manufacturer The filtration of the CO2 is an exothermic process Thereby it is influenced by the tempera ture of the water or the ambient temperature Furthermore the soda never stops to wor...

Страница 11: ...nks Pre dive checks The checks of the rebreather is one of the most important step Therefore they are de scribed in a proper chapter see section 3 2 The TRITON is designed with coding system in order...

Страница 12: ...the following steps 1 Get out the canister of the scrubber 2 Place the water resistant dust filter in the base of the canister This filter is useful to contain the possible soda dust inside the canis...

Страница 13: ...htly all around the outside the canister to compact the soda lime 5 Fill the soda lime canister once more until you can see clearance of 2 3 mm 6 Redo the two last steps until the canister is complete...

Страница 14: ...7 Place the second dust filter on the top of the soda lime and the grid 8 Screw up the nut 9 Check there is no empty space in the bottom of the canister 12...

Страница 15: ...ich are located inside on the white side plate The Red one silicone on the white plate the black one EPDM in the recess of the canister 11 Place the canister into the scrubber 12 Check the state and t...

Страница 16: ...scrubber is full and tested the loop can be built The diver has to check that all the items of the rebreather are in good condition and the o ring are lubricated only with oxyclean grease The manufact...

Страница 17: ...ck the output of the breathing hose with the hand black side b Blow by the mouth piece The gas should not be able to pass through you can listen if any leak at the white connection negative test a Blo...

Страница 18: ...mouth piece a Check the state of the mouth piece b Check the fixing of the mouth piece WARNING During the first 15 hours of use please check connections tightening on both counterlungs inhale and exh...

Страница 19: ...onnection Put the circlip on the secured position 4 Place the scrubber and the two counterlungs into the kelvar bag 5 Pass the over pressure valve into its corresponding hole in the kevlar bag 6 Fix t...

Страница 20: ...8 Screw the retaining ring at the outside of the kevlar bag 18...

Страница 21: ...ounterlungs into there corresponding hole on the top of the kevlar bag 11 Screw the retaining rings outside of the kevlar bag 12 Clip the male connection of the input of the breathing hose with the fe...

Страница 22: ...fy the pressure of the tanks and analyses carefully the gas 3 1 4 Tanks connection Connect the DS4 regulator on the oxygen tank strap the tank underneath the kevlar bag placing the valve on the right...

Страница 23: ...Figure 3 2 TRITON setting diagram 21...

Страница 24: ...tive pressure test Positive pressure test as negative pressure test is used in order to detect leaks The re breather can not work properly in case of leaks The rebreather must be fully setted and tank...

Страница 25: ...problem A container of water may be helpful to locate origin of bubbles 3 2 2 negative pressure test negative pressure test as Positive pressure test is used to detect the leaks The rebreather can not...

Страница 26: ...infil tration of gas If these two results are not satisfied that means there are some leaks In this case see section 3 2 1 3 2 3 Cells test The test of the cells is needed before each dive to insure...

Страница 27: ...one according to the steps given in section 3 3 4 If one or several cells are below 40mV it is necessary to change it see section 4 3 1 Then it will be necessary to calibrate the new cells see section...

Страница 28: ...Figure 3 3 Diagram of test flows to be performed before any dive with the TRITON 26...

Страница 29: ...adapte the harness used to fix the TRITON The TRITON is delivered with four snaps hook to fix it safely on the diver However for a good work of breathing WOB the TRITON must be correctly positioned o...

Страница 30: ...diate pressure of the diluent regulator must be setted up to 8 to 8 5b for optimum performances of the ADV WARNING The couple Inflator hose ADV connector have to be check before diving Make sure ADV g...

Страница 31: ...ntire loop some bad gaz stay inside the Triton Calibration is slightly distorted So you can make a fine calibration without any tools The steps for the cells calibration are as following 1 Disconnect...

Страница 32: ...n complete the fine calibration with verifying the outgoing gaz at the mouthpiece You need to push a cap 1 on the male connection of the loop Then you analyse the outgoing gaz with an analyser 2 Figur...

Страница 33: ...cs cell housing display hud The state of the o rings the counterlungs and the components in general have to be checked It is important to dry the rebreather after each use in particular the electronic...

Страница 34: ...sk Use the TRITON adhesiv sticker to note the filling date of the scrubber Figure 4 1 Scrubber label sample It is well known that wet rebreather laying on the ground is very attractive for spiders slu...

Страница 35: ...V in O2 Some components of the TRITON must be less regularly maintained but deeply Some others can be considered as consumable and have to be changed when necessary see section 5 The necessary steps t...

Страница 36: ...rranty 2 years life time WARNING Cells are parts of wear M3S recommends their past systematic change 12 in 18 months of their date of manufacture registered to the left of the bar code on the cell WAR...

Страница 37: ...3 4 Maintenance of the DSV The DSV must be rinsed with fresh water after each dive To unset and re grease the DSV Open the mouth piece Loosen the SS hose clamp jubilee clamp of the breathing hose pull...

Страница 38: ...of grease on the outside of the spool and the inside surface of the DSV bodybarrel Slide the spool into the DSV body paying attention to its position hole of the operating lever evacuation hole compre...

Страница 39: ...them Hydrostatic test for tank each 2 years Return the equipement to the manufacturer or an approved service center for a general service each 2 years 4 5 Disinfection The breathing hose and the coute...

Страница 40: ...nd must be changed regularly in order to ensure the good operation of the rebreather The table 5 1 gives a list of these items and their storage life time Table 5 1 consumable elements and their stora...

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