Scott Self-Contained Breathing Apparatus Air Pak X3 SCBA 5.5

Verify all lights illuminate for 20 seconds upon initialization.

Check cylinder pressure indicator lights

Did the end-of-service indicator alarm actuate?

Describe actions taken if end-of-service indicator alarm actuated

PASS Device and HUD Synchronization

Is the SCBA equipped with a PASS device?

Verify HUD lights flash in an alternating pattern when the distress alarm goes into pre-alarm mode.

Spot Cleaning the Shoulder Harness and Waist Pad

Brush and/or rinse off any debris.

Apply the cleaning solution to the soiled areas according to the manufacturer’s instructions.

Scrub the soiled areas using a sponge or a soft-bristled brush.

Rinse the area thoroughly with water.

Repeat rinsing for heavily soiled areas if necessary.

Set the soft goods aside to air dry.

Machine Washing the Shoulder Harness and Waist Pad

Detach the shoulder harness, waist pad, straps, and UEBSS or dual EBSS pouch from the backframe.

Is the respirator warmed if stored or used at cold temperatures?

Is the respirator completely dry if used at cold temperatures after cleaning?

Wipe accumulated dirt from the exterior of the respirator using a damp sponge.

Clean the front of the remote gauge housing to ensure proper functioning of the light sensor.

Remove any 3M Scott Sight In-Mask Display (IMD) components prior to cleaning the AV-3000 HT facepiece.

Select the cleaning supplies used for the facepiece

Initial Regulator and Valve Check

Check that the mask-mounted regulator purge valve is closed

Depress the air saver/donning switch on the E-Z Flo+ regulator or pull the auto air-saver switch on the E-Z Flo C5 regulator

Slowly open the cylinder valve by rotating the knob counterclockwise

Confirm Vibralert alarm sounds and stops

Confirm HUD initializes and displays air supply level

Check for low battery light on HUD

Confirm PASS device chirps when cylinder valve is opened

Is the respirator cylinder at least 1/2 full?

If the cylinder is 1/3 full or less, did the Vibralert initiate?

Verify the following on the regulator

Reattach the regulator to the respirator (if removed for cleaning)

Slowly open the cylinder valve at least 1 full turn