Scott 4.5Scott 4.5

Introductory SCBAIntroductory SCBA

Parts of the AirpackParts of the Airpack

HarnessHarness Face pieceFace piece CylinderCylinder RegulatorRegulator Integrated PASS.Integrated PASS.

Face PieceFace Piece

AV 3000AV 3000 Latex freeLatex free Four point Four point

tighteningtightening Increased visibility.Increased visibility.

CylinderCylinder

Carbon WrappedCarbon Wrapped Lighter weightLighter weight Smaller bottleSmaller bottle Increased mobilityIncreased mobility Max pressure 4500 Max pressure 4500

psi.psi.

RegulatorRegulator

Air supply Air supply connectionconnection By-pass valveBy-pass valve Clip connection to Clip connection to

face pieceface piece Button for positive Button for positive

pressure supply.pressure supply.

Integrated PASSIntegrated PASS

Connected to Connected to harnessharness Manual alarm Manual alarm

buttonbutton Alarm resetAlarm reset Remote air supply Remote air supply

gaugegauge Lighted area during Lighted area during

alarm activation.alarm activation.

Face piece & RegulatorFace piece & Regulator

AssembledAssembled regulator connects regulator connects

with a ¼ turnwith a ¼ turn If wearing the If wearing the

mask, by-pass valve mask, by-pass valve pointed up, place pointed up, place into slot on face into slot on face piece then turn a ¼ piece then turn a ¼ turn counter-turn counter-clockwise.clockwise.

Activating the Air-Pak 4.5Activating the Air-Pak 4.5

Open the turn valve on the cylinderOpen the turn valve on the cylinder

If air bleeds out of the regulator:If air bleeds out of the regulator: Press the positive pressure supply Press the positive pressure supply

button, orbutton, or Turn the by-pass valve off of purge.Turn the by-pass valve off of purge.

Turning off the Integrated Turning off the Integrated PASSPASS

Turn the cylinder completely off;Turn the cylinder completely off; Open the by-pass valve until all Open the by-pass valve until all

residual pressure is bled off;residual pressure is bled off; Depress the reset alarm button twice Depress the reset alarm button twice

quickly;quickly; The pack will chirp and make a The pack will chirp and make a

distinct sound to signify the PASS is distinct sound to signify the PASS is deactivated.deactivated.

Changing a CylinderChanging a Cylinder

Turn the cylinder off;Turn the cylinder off; Completely bleed the remaining air by Completely bleed the remaining air by

opening the by-pass valve;opening the by-pass valve; Unscrew the cylinder from the harness;Unscrew the cylinder from the harness; Unlock the cylinder strap;Unlock the cylinder strap; Depress the cylinder release button;Depress the cylinder release button; Slide the cylinder to be changed out;Slide the cylinder to be changed out;

Changing a CylinderChanging a Cylinder

Slide a full cylinder back through the Slide a full cylinder back through the cylinder strap until it clicks in;cylinder strap until it clicks in;

Screw the cylinder on;Screw the cylinder on; Secure the cylinder strap;Secure the cylinder strap; Open the cylinder and assure that Open the cylinder and assure that

the remote gauge reading is within the remote gauge reading is within 100 psi of the cylinder psi reading.100 psi of the cylinder psi reading.

Weekly InspectionWeekly Inspection

Inspect SCBA for cleanliness;Inspect SCBA for cleanliness; Inspect Harness for wear;Inspect Harness for wear; Ensure the cylinder gauge reads Ensure the cylinder gauge reads

above 4200 psi;above 4200 psi; Completely open the cylinder;Completely open the cylinder; Allow SCBA to remain motionless;Allow SCBA to remain motionless; PASS device should activate within PASS device should activate within

45 seconds;45 seconds;

Weekly InspectionWeekly Inspection

Confirm SCBA hoses and cylinder Confirm SCBA hoses and cylinder connection has no leaks;connection has no leaks;

Open and close by-pass valve to Open and close by-pass valve to ensure operation;ensure operation;

Close cylinder;Close cylinder; Bleed off residual pressure by slowly Bleed off residual pressure by slowly

opening by-pass valve;opening by-pass valve;

Weekly InspectionWeekly Inspection

Observe remote gauge as pressure Observe remote gauge as pressure drops;drops;

Warning alarm should activate Warning alarm should activate between 900 and 100 psi;between 900 and 100 psi;

Ensure straps are extended;Ensure straps are extended; Store SCBA in proper place with Store SCBA in proper place with

regulator in holder.regulator in holder.