2011 Annual Respiratory Refresher Course Provided by: Maple Valley Fire Department.

20112011Annual RespiratoryAnnual RespiratoryRefresher Course Refresher Course

Provided by:Provided by:

Maple Valley Fire DepartmentMaple Valley Fire Department

1.1. Why a SCBA is necessary?Why a SCBA is necessary?2.2. What are the limitations – What are the limitations –

equipment, environment & equipment, environment & user?user?

3.3. Maintenance & UseMaintenance & Use4.4. Emergency situations - failureEmergency situations - failure5.5. Knowledge of policyKnowledge of policy

Objectives:Objectives:

Respiratory Protection Respiratory Protection ProgramProgram

• Mandated by Labor and IndustriesMandated by Labor and Industries

• Upheld by Maple Valley Fire PoliciesUpheld by Maple Valley Fire Policies

• Medical Questionnaire/Doctor Review Medical Questionnaire/Doctor Review at time of hireat time of hire

• Annual Fit TestingAnnual Fit Testing

• Mandatory Quarterly Training ProgramsMandatory Quarterly Training Programs

• SCBA MaintenanceSCBA Maintenance

WAC 296-305-04001WAC 296-305-04001Respiratory EquipmentRespiratory Equipment

• Respirators shall be provided for, Respirators shall be provided for, and shall be used by , all personnel and shall be used by , all personnel working in areas where:working in areas where:– The atmosphere is hazardousThe atmosphere is hazardous– The atmosphere is suspected of being The atmosphere is suspected of being

hazardous, orhazardous, or– The atmosphere may rapidly become The atmosphere may rapidly become

hazardoushazardous

SCBA Mandatory useSCBA Mandatory use

1.1. All Fire Department Personnel shall All Fire Department Personnel shall wear wear SCBA when operating in any of SCBA when operating in any of the following the following atmospheres. atmospheres.

a. Any IDLH atmosphere. a. Any IDLH atmosphere. b. An oxygen rich or deficient b. An oxygen rich or deficient atmosphere.atmosphere. (Under 19.5%, Over 23.5% oxygen) (Under 19.5%, Over 23.5% oxygen)

c. An atmosphere of particulate, gas or c. An atmosphere of particulate, gas or vapor contaminants. ie: asbestos, CO, vapor contaminants. ie: asbestos, CO, HCNHCN

SCBA Mandatory useSCBA Mandatory use

d. In any permit-required confined d. In any permit-required confined space that has not been tested and space that has not been tested and monitored to establish respiratory monitored to establish respiratory safety.safety.

e. Any possible signs of WMD event.e. Any possible signs of WMD event.

Gross Decon Gross Decon shallshall be performed be performedprior to removal of face piece. prior to removal of face piece.

SCBA Mandatory use2.2. SCBA shall be used by all personnel SCBA shall be used by all personnel

who enter into hazardous who enter into hazardous atmospheres atmospheres during structural during structural firefighting activities firefighting activities or other IDLH or or other IDLH or potential IDLH potential IDLH atmospheres, atmospheres, including: including:

a. In an active fire area. a. In an active fire area. b. Directly above a fire area. b. Directly above a fire area.

(vertical ventilation)(vertical ventilation)c. Directly under the active area.c. Directly under the active area.d. In potential explosive or fire area, d. In potential explosive or fire area, including gas leaks or fuel spills.including gas leaks or fuel spills.

SCBA Mandatory useSCBA Mandatory usee. Where products of combustion are e. Where products of combustion are

visible in an atmosphere, including visible in an atmosphere, including vehicle fires and dumpster fires. vehicle fires and dumpster fires.

f. Where invisible contaminants are f. Where invisible contaminants are present or suspected. present or suspected. This includes This includes the overhaul stage of a fire.the overhaul stage of a fire.

g. Where toxic products are present, g. Where toxic products are present,

suspected of being present, or may suspected of being present, or may be released without prior warning.be released without prior warning.

h. In an active chemical spill area where h. In an active chemical spill area where the chemical presents an inhalation the chemical presents an inhalation hazard. hazard.

SCBA Mandatory useSCBA Mandatory use

• SCBA use is mandatory if you are SCBA use is mandatory if you are working in atmospheres where CO, working in atmospheres where CO, HCN and other toxic gasses are HCN and other toxic gasses are suspected to be above safe levels.suspected to be above safe levels.

• Fiberglass dust and other particles in Fiberglass dust and other particles in the air, or suspected in the air, the air, or suspected in the air, require SCBA use.require SCBA use.

APR, P100 and N95 use APR, P100 and N95 use

Employees shall wear respiratory Employees shall wear respiratory protection when transporting an individual protection when transporting an individual

with suspected or confirmed infectious with suspected or confirmed infectious tuberculosis or meningococcal bacterium tuberculosis or meningococcal bacterium

or other infectious air borne illness, (H5N1, or other infectious air borne illness, (H5N1, H1N1) even if individual is masked.H1N1) even if individual is masked.

Neither P100 nor N95 may Neither P100 nor N95 may be used for overhaul.be used for overhaul.

10 second seal check10 second seal check

• WAC 296-842-22020 states: Prior to WAC 296-842-22020 states: Prior to each use the unit must be checked each use the unit must be checked to ensure that a proper seal is to ensure that a proper seal is achieved. A 10 second negative achieved. A 10 second negative pressure seal check is required. pressure seal check is required.

• The best way to do this is with your The best way to do this is with your 22ndnd stage regulator. stage regulator.

• New for Maple ValleyNew for Maple Valley

Hazardous atmospheres Hazardous atmospheres members may be exposed to members may be exposed to

during Routine and Emergency during Routine and Emergency Operations:Operations:• Oxygen deficientOxygen deficient• AerosolsAerosols• GaseousGaseous• Elevated temperaturesElevated temperatures• FlashoverFlashover• Irritant particlesIrritant particles• Toxic gasesToxic gases•UnknownUnknown•Overhaul operationsOverhaul operations

SCBA CleaningSCBA Cleaning

• Leave the Bottle on pack to prevent water Leave the Bottle on pack to prevent water from getting into the reducer.from getting into the reducer.

• Make sure Regulator Air Saver Switch is Make sure Regulator Air Saver Switch is Activated (if left on the pack)Activated (if left on the pack)

• Rinse off large debrisRinse off large debris

• Use a Brush, Mild Soap and Water to cleanUse a Brush, Mild Soap and Water to clean

• Rinse thoroughlyRinse thoroughly

• Complete a Pack Check to verify operationComplete a Pack Check to verify operation

• Return to service on apparatusReturn to service on apparatus

Cleaning the RegulatorCleaning the Regulator• Remove the Regulator from the PackRemove the Regulator from the Pack

• Close Air Saver Switch on regulatorClose Air Saver Switch on regulator

• Spray Westcodyne Plus Cleaning solution Spray Westcodyne Plus Cleaning solution inside regulator opening and swirl aroundinside regulator opening and swirl around

• DO NOTDO NOT get solution or water into the hose get solution or water into the hose

• DO NOTDO NOT submerge regulator in bucket of submerge regulator in bucket of waterwater

• Rinse thoroughly with running waterRinse thoroughly with running water

• Allow to Air DryAllow to Air Dry– If unable to air dry, purge air through the If unable to air dry, purge air through the

regulator prior to usingregulator prior to using

• Return regulator to its appropriate packReturn regulator to its appropriate pack

Cleaning the Face PieceCleaning the Face Piece

• Remove all Electronics (i.e. – Voice Remove all Electronics (i.e. – Voice Amplifiers)Amplifiers)

• Clean off large debrisClean off large debris

• Spray Westcodyne Plus Cleaning Solution Spray Westcodyne Plus Cleaning Solution onto mask (Inside and Outside)onto mask (Inside and Outside)

• Allow to sit for approximately 10 minutesAllow to sit for approximately 10 minutes

• Rinse thoroughly with waterRinse thoroughly with water

• Allow to Air DryAllow to Air Dry

• Re-attach ElectronicsRe-attach Electronics

User LimitationsUser Limitations

• Physical conditionPhysical condition – maximize work – maximize work efforteffort

• AgilityAgility – restrictive movements– restrictive movements

• Facial FeaturesFacial Features – seal issues– seal issues

• Contact LensesContact Lenses – otherwise glasses – otherwise glasses inserts are providedinserts are provided

• RespiratoryRespiratory – any smokers?– any smokers?

• MentalMental – training, confidence, “cool”– training, confidence, “cool”

Equipment LimitationsEquipment Limitations

• Limited visibilityLimited visibility – peripheral vision is – peripheral vision is reduced, foggingreduced, fogging

• CommunicationCommunication – failures of lapel mics, – failures of lapel mics, amplifiers not turned on.amplifiers not turned on.

• WeightWeight – 25-35 extra pounds– 25-35 extra pounds

• MobilityMobility – backpack and straps reduce – backpack and straps reduce ability to move freelyability to move freely

• Equipment malfunctionEquipment malfunction – Know what – Know what to do if your equipment suddenly to do if your equipment suddenly malfunctionsmalfunctions

Environmental LimitationsEnvironmental Limitations• Cold WeatherCold Weather – water spray from fire – water spray from fire

fighting activities can cause SCBA to fighting activities can cause SCBA to freeze up and not function properly.freeze up and not function properly.

• ChemicalsChemicals – while the SCBA protects – while the SCBA protects your respiratory system, many your respiratory system, many chemicals are absorbed through your chemicals are absorbed through your skin. DECON.skin. DECON.

• Extreme HeatExtreme Heat – Elevated temperatures – Elevated temperatures such assuch as flashover flashover may damage SCBA may damage SCBA beyond use. beyond use.

Air Supply LimitationsAir Supply Limitations

• ““30 minute” bottle30 minute” bottle = 45 cubic feet, 20 – = 45 cubic feet, 20 – 25 minutes working time.25 minutes working time.

• ““45 minute” bottle45 minute” bottle = 66 cubic feet, less = 66 cubic feet, less than 40 minutes working time. than 40 minutes working time.

• ““1 hour” bottle1 hour” bottle = 88 cubic feet, less than = 88 cubic feet, less than 45 minutes working time. (Haz-Mat & 45 minutes working time. (Haz-Mat & RIT/RIC)RIT/RIC)

• SABASABA – Supplied Air Breathing Apparatus for – Supplied Air Breathing Apparatus for Confined Space rescue, has 10 or15 minute Confined Space rescue, has 10 or15 minute escape packescape pack

AIR CYLINDERAIR CYLINDER

Level 1 damage: Level 1 damage: OK to continue using.OK to continue using.

Level 2 damage: Level 2 damage: Circle damage with permanent Circle damage with permanent marker and send in for repair.marker and send in for repair.

(Station 81)(Station 81)

Level 3 damage: Level 3 damage: Not repairable.Not repairable.

Must be taken out of Must be taken out of service.service.

(Mark bottle and send to Station 81)(Mark bottle and send to Station 81)

Carrier and Harness

FIRST STAGE REGULATOR

Second Stage Regulator

Secondary AlarmVibralert

Vibralert is internal to the Mask Mounted Regulator

Vibralert activates at 25% of service pressure remaining - approximately 1,125 psi

SEMS ConsoleSEMS – Scott Electronic Monitoring

System

All Gauges should read within 5% of each other.

Place out-of-service if difference is +/- 225 psi.

Heads-Up Display (HUD)

HUD DISPLAY

½ to ¾ Bottle - Continuous

¼ to ½ bottle – Slow Flash

¼ or Less – Rapidly Flashing

¾ to Full Bottle - Continuous

Low Battery Warning Light- An audible chirp every 3 – 5 Seconds should be heard also

URCUniversal Rescue Connection

STFD has only chest

URC.

MSA URCConnection

NXG2 URC Connectio

n

RIT BagRIT Bag

Spare MaskSpare Maskw/ MMRw/ MMRTransfill HoseTransfill Hose

Buddy Breather HoseBuddy Breather Hose

75’ Rope Bag75’ Rope Bag

RIT Command BoardRIT Command Board

1 Hour 1 Hour BottleBottle

More WACMore WAC

• ““Firefighters shall be thoroughly trained in Firefighters shall be thoroughly trained in accordance with the manufacturer’s accordance with the manufacturer’s instructions on emergency procedures instructions on emergency procedures such as use of regulator purge valve, such as use of regulator purge valve, corrective action for face piece damage, corrective action for face piece damage, and breathing directly from the regulator.”and breathing directly from the regulator.”

• The manufacture provides minimal The manufacture provides minimal emergency procedures.emergency procedures.

Nobody wants to accept liability!Nobody wants to accept liability!

More “WAC”y StuffMore “WAC”y Stuff

• ““Firefighters using a properly Firefighters using a properly functioning SCBA shall not functioning SCBA shall not compromise the protective integrity compromise the protective integrity of the SCBA by removing the face of the SCBA by removing the face mask, for any reason, in a hazardous mask, for any reason, in a hazardous atmosphere or in atmospheres where atmosphere or in atmospheres where the quality of air is unknown.”the quality of air is unknown.”

We’re talking about We’re talking about IMPROPERLYIMPROPERLY functioning SCBAs!functioning SCBAs!

Guess What?Guess What?

• ““You’re on your own”You’re on your own”

• Most SCBA emergency Most SCBA emergency procedures are not procedures are not listed or approved by listed or approved by any regulatory agency!any regulatory agency!

• IFSTA says follow SOPsIFSTA says follow SOPs

Probable FailuresProbable Failures• Mask FailureMask Failure

– Torn straps/Lens fractureTorn straps/Lens fracture

• Air Pack failureAir Pack failure– First Stage (primary/secondary)First Stage (primary/secondary)– Mask Mounted RegulatorMask Mounted Regulator– Low pressure hoses/connectionsLow pressure hoses/connections– Gauge failuresGauge failures

• Bottle FailureBottle Failure– Blown burst discBlown burst disc

ALMOST ALL PACK FAILURES WILL OCCUR AS THE ALMOST ALL PACK FAILURES WILL OCCUR AS THE BOTTLE IS TURNED ON! Don’t let this happen at BOTTLE IS TURNED ON! Don’t let this happen at

the front door!the front door!

So, you’ve had a failure!So, you’ve had a failure!

• Who are you going to tell?Who are you going to tell?– EVERYONE! History tells us we don’t!EVERYONE! History tells us we don’t!– Not communicating will get you DEAD!Not communicating will get you DEAD!– Advise your Crew and the Incident CommandAdvise your Crew and the Incident Command

•Communicate a “Mayday, Mayday, Communicate a “Mayday, Mayday, Mayday”Mayday”

•Give your current/last known location and Give your current/last known location and your PLAN your PLAN (problem, location, air, needs)(problem, location, air, needs)

• If you can’t communicate, use the “EMER” If you can’t communicate, use the “EMER” Button and PASS deviceButton and PASS device

• If you aren’t able to fix it, all you can do If you aren’t able to fix it, all you can do is deal with it:is deal with it:

That’s EMERGENCY OPS!That’s EMERGENCY OPS!

Mask FailureMask Failure

• Try re-adjusting/tightening the maskTry re-adjusting/tightening the mask– Broken strap, hold the mask in place to maintain Broken strap, hold the mask in place to maintain

a seala seal• Other small leaks may be plugged with a Other small leaks may be plugged with a

handhand• Lens is gone!Lens is gone!

– You’re going to breathe smoke.You’re going to breathe smoke.• Bottle will empty in under 2 minutes.Bottle will empty in under 2 minutes.• Conserve air by pressing the air saver switchConserve air by pressing the air saver switch

– Breathe off the regulatorBreathe off the regulator• Air flows out of the top spray bar on the MMR regulatorAir flows out of the top spray bar on the MMR regulator• Use the Purge Valve and breathe off the MMR regulatorUse the Purge Valve and breathe off the MMR regulator

Air Pack FailureAir Pack Failure

• Low Air Pressure – Vibralert ActivationLow Air Pressure – Vibralert Activation– Communicate the problem, your location and Communicate the problem, your location and

your action planyour action plan– Get outside the IDLH atmosphere (if possible)Get outside the IDLH atmosphere (if possible)– If not, get to a safe location and stop movingIf not, get to a safe location and stop moving

• Air Conservation is critical at this pointAir Conservation is critical at this point• Use breathing techniques to conserve airUse breathing techniques to conserve air

– Use the Buddy Breathing SystemUse the Buddy Breathing System• This will be described in detail laterThis will be described in detail later

– Use the RIT transfill SystemUse the RIT transfill System• This also will be described in detail laterThis also will be described in detail later

Air Pack FailureAir Pack FailureFirst Stage RegulatorFirst Stage Regulator

• Scott Air packs have two first stage Scott Air packs have two first stage regulators.regulators.– Redundancy for your safetyRedundancy for your safety– Highly unlikely to have a complete first stage Highly unlikely to have a complete first stage

failure with this type of systemfailure with this type of system

• Primary first stage failure – Fail ClosedPrimary first stage failure – Fail Closed– Vibralert will activate even with a full cylinderVibralert will activate even with a full cylinder– If this happens, exit the IDLH atmosphereIf this happens, exit the IDLH atmosphere

• Secondary first stage failure – Fail ClosedSecondary first stage failure – Fail Closed– Reverts back to the primary first stage regulatorReverts back to the primary first stage regulator

**NOTE****NOTE** Vibralert will not function if this happens Vibralert will not function if this happens

Air Pack FailureAir Pack FailureFirst Stage RegulatorFirst Stage Regulator

• First Stage regulator failure – Fail OpenFirst Stage regulator failure – Fail Open– Pressure will exceed the pressure relief Pressure will exceed the pressure relief

systemsystem– Pressure relief will bleed off excess pressure Pressure relief will bleed off excess pressure

to the atmosphereto the atmosphere– Regulator will still provide airRegulator will still provide air

• Between breathes, air will be wastedBetween breathes, air will be wasted

• Bottle will bleed down rapidlyBottle will bleed down rapidly

• Conserve air by shutting off the bottleConserve air by shutting off the bottle– Control air flow by opening/shutting the bottle Control air flow by opening/shutting the bottle

valvevalve

Air Pack FailureAir Pack FailureMask Mounted RegulatorMask Mounted Regulator

• Regulator does not reset after a breath is taken.Regulator does not reset after a breath is taken.– Make sure mask isn’t leaking.Make sure mask isn’t leaking.

• Try re-setting the Air Saver Switch to the off Try re-setting the Air Saver Switch to the off positionposition– Will not reset if the diaphragm is damaged.Will not reset if the diaphragm is damaged.

• Unrestricted free flow can drain a bottle in 2 Unrestricted free flow can drain a bottle in 2 minutes! Can you get out in 2 minutes?minutes! Can you get out in 2 minutes?

• Turn the purge valve all the way on and shut Turn the purge valve all the way on and shut the bottle down to a point to maintain a usable the bottle down to a point to maintain a usable air flow for the user.air flow for the user.

If the MMR regulator won’t control it, USE THE If the MMR regulator won’t control it, USE THE BOTTLE VALVE! BOTTLE VALVE! DON’T WASTE AIR!DON’T WASTE AIR!

What to do if Regulators don’t What to do if Regulators don’t provide air?provide air?

• Don’t Panic! Don’t remove mask!Don’t Panic! Don’t remove mask!• Communicate!!Communicate!!• Check the bottle valve and pressure nextCheck the bottle valve and pressure next• Try using the purge valveTry using the purge valve

– Don’t leave open, excess air will blow out exhalation Don’t leave open, excess air will blow out exhalation valvevalve

• Quick Fill (RIT Pack)Quick Fill (RIT Pack)• Buddy BreatheBuddy Breathe• Filter breathe by placing a glove in the Filter breathe by placing a glove in the

mask openingmask opening– Remember, fire gases will create disorientation and Remember, fire gases will create disorientation and

cause you not to think clearly.cause you not to think clearly.• Bottle BreatheBottle Breathe

Quick FillingQuick Filling

• Find the RIC ConnectionFind the RIC Connection– Located within 4” of the bottle Located within 4” of the bottle

opening on all packs manufactured opening on all packs manufactured after 2002after 2002

• Remove the dust coverRemove the dust cover• Connect the RIT pack connectionConnect the RIT pack connection• Ensure both bottle valves are Ensure both bottle valves are

openopen• Transfill air from the RIT pack to Transfill air from the RIT pack to

the air packthe air pack**Remember, if the regulators do **Remember, if the regulators do

not provide air, the quick fill not provide air, the quick fill option will not do any good**option will not do any good**

Buddy BreathingBuddy Breathing

• Use the buddy breather Use the buddy breather connections to connect two connections to connect two packs togetherpacks together– Packs must remain together until Packs must remain together until

after exiting the IDLH atmosphereafter exiting the IDLH atmosphere– Pack with the highest Pack with the highest regulatedregulated

air is used firstair is used first– May not be functional if the first May not be functional if the first

stage regulator has failedstage regulator has failed• Connect the MMR from one Connect the MMR from one

pack to the buddy breather pack to the buddy breather connectionconnection– Connection must remain until after Connection must remain until after

exiting the IDLH environmentexiting the IDLH environment– May not be functional if the MMR May not be functional if the MMR

has failedhas failed

Don’t have a Buddy?Don’t have a Buddy?

• Big Time EmergencyBig Time Emergency• If the mask is broken (mass leakage) If the mask is broken (mass leakage)

and/or your regulator won’t give you and/or your regulator won’t give you any air:any air:– Time to breathe off the bottleTime to breathe off the bottle– Danger! Up to 4500 lbs air pressureDanger! Up to 4500 lbs air pressure– Make a funnel with your hand around Make a funnel with your hand around

bottle valve, pass air through hand, and bottle valve, pass air through hand, and direct the air flow into the mask opening.direct the air flow into the mask opening.•Control the air flow with the bottle valveControl the air flow with the bottle valve

EMER ButtonEMER Button

• Use EMER only if you can’t communicate Use EMER only if you can’t communicate on any other frequencyon any other frequency

• EMER radio switches to EMER frequency, EMER radio switches to EMER frequency, gives short medium pitch tone, reads gives short medium pitch tone, reads “Emergency”, gets assigned repeater“Emergency”, gets assigned repeater

• Dispatch will try to contact EMER radioDispatch will try to contact EMER radio• IC should try to contact EMER radioIC should try to contact EMER radio• Reset by turning off and onReset by turning off and on• Does not work on site trunked channels Does not work on site trunked channels

and State Ops channelsand State Ops channels

What can What can YOUYOU do to minimize do to minimize failures?failures?

• Proper, thorough, and vigilant Proper, thorough, and vigilant maintenance and inspections!maintenance and inspections!

• Find the problem during your daily and Find the problem during your daily and weekly checks rather than on the fire weekly checks rather than on the fire groundground

• Give your pack a thorough inspection Give your pack a thorough inspection after each useafter each use– don’t put it back and assume it still works don’t put it back and assume it still works

fine.fine.– Fire ground environments are hard on Fire ground environments are hard on

equipment!equipment!

Helpful HintsHelpful Hints

• Open your SCBA Open your SCBA bottle while the bottle while the pack is still in the pack is still in the compartmentcompartment

• Most air pack Most air pack failures occur when failures occur when the bottle is the bottle is opened and the opened and the lines are chargedlines are charged

More HintsMore Hints

• Better to find a pack failure at the Better to find a pack failure at the rig, rather than at the front door!rig, rather than at the front door!

• Keep your gear clean-most failures Keep your gear clean-most failures occur as a result of improper occur as a result of improper cleaningcleaning

• Check for a seal on your mask with a Check for a seal on your mask with a gentlegentle inhale-a hard breath will seal inhale-a hard breath will seal any mask to your faceany mask to your face

Daily ChecksDaily ChecksFace MaskFace Mask

• Ensure the mask is in good conditionEnsure the mask is in good condition– Check the Lens/Lens ring for fracturesCheck the Lens/Lens ring for fractures– Check the straps for elasticity and damageCheck the straps for elasticity and damage– Check the Mask seal for crackingCheck the Mask seal for cracking– Check the strap connectors for damageCheck the strap connectors for damage– Check that the one way valves are in placeCheck that the one way valves are in place– Check for damage to speaking diaphragmsCheck for damage to speaking diaphragms

• Nose cup should be properly in placeNose cup should be properly in place• Clean the mask regularlyClean the mask regularly• Make sure the mask fits and seals properlyMake sure the mask fits and seals properly

Daily ChecksDaily ChecksAir PackAir Pack

• Pressurize the packPressurize the pack– Verify that there are no air leaks!Verify that there are no air leaks!– Does the vibralert activate on the way up?Does the vibralert activate on the way up?– Do all pressure gauges read within 200 lbs?Do all pressure gauges read within 200 lbs?– Are the electronics working properly?Are the electronics working properly?

• Breathe off the regulatorBreathe off the regulator– Did it activate on the first breath?Did it activate on the first breath?– Actuate the purge valve to ensure proper Actuate the purge valve to ensure proper

operation.operation.– Does it provide the appropriate amount of air?Does it provide the appropriate amount of air?– Does the vibralert activate at 25% bottle pressure?Does the vibralert activate at 25% bottle pressure?– Do the electronics work appropriately?Do the electronics work appropriately?

Daily ChecksDaily ChecksAir Pack, (cont.)Air Pack, (cont.)

• Verify all dust covers are in place and in good Verify all dust covers are in place and in good conditioncondition– Dust Cover locations are:Dust Cover locations are:

• Battery compartment, RIT Connection and Buddy Battery compartment, RIT Connection and Buddy Breather ConnectionBreather Connection

• Straps are in-service and ready for the next Straps are in-service and ready for the next useruser

• Bottle is at 4500psi (no less then 4000psi)Bottle is at 4500psi (no less then 4000psi)

• Ensure the air pack is properly secured in the Ensure the air pack is properly secured in the apparatusapparatus

SummarySummary

• WAC says you have to wear a SCBA in a WAC says you have to wear a SCBA in a hazardous atmosphereshazardous atmospheres

• Emergency procedures are designed to Emergency procedures are designed to prepare for the unexpected problemsprepare for the unexpected problems

• Emergency procedures must be performed Emergency procedures must be performed often to make them second natureoften to make them second nature– Remember, thinking won’t be as clear in these Remember, thinking won’t be as clear in these

situationssituations• Regular inspections and maintenance Regular inspections and maintenance

detects failures earlydetects failures early

Emergency ProceduresEmergency ProceduresSummarySummary

• Quick CommunicationQuick Communication• Check bottle valve and pressureCheck bottle valve and pressure• Try the purge valveTry the purge valve• Quick fill with RIT packQuick fill with RIT pack• Buddy BreatheBuddy Breathe• Breathe off of the regulatorBreathe off of the regulator• Breathe off of the bottleBreathe off of the bottle• Filter Breathe (last resort)Filter Breathe (last resort)• Most importantlyMost importantly

GET OUT FAST!! And Get Out GET OUT FAST!! And Get Out ALIVE!!ALIVE!!