3M TR-300 Quick Start Manual

Quick Start Guide
3M™ TR-300 Powered Air Purifying Respirator (PAPR) Assemblies
With Hoods and Headcovers
Published: April 2011
Replaces all previously issued Quick Start guides on this topic until superseded
The following is designed to be a Quick Start Guide for reference purposes only. Before using the TR-300 PAPR, all
users must read and understand the product User Instructions. If you have questions, consult your supervisor or call
3M Technical Service at 1-800-243-4630 (USA) or 1-800-267-4414 (Canada).
1. Inspect the TR-300 PAPR system. If parts are missing or damaged, replace only with 3M TR-300 replacement parts
before proceeding.
•
Motor/blower. Inspect for cracks, holes, damage to user interface panel.
•
Battery pack. Confirm battery pack case is intact. Confirm battery pack charge is sufficient for duration of the
work period by pressing the TEST button on the battery pack.
•
Breathing tube. Examine breathing tube for tears, holes or cracks. Bend the tube to verify that it is flexible.
Ensure the o-rings located at both ends of the breathing tube are present and intact.
•
High Efficiency (HE) filter. Inspect filter and gasket for dirt, tears, cuts, distortion or indentations. Replace HE
filter if any damage is noted or suspected. The HE filter should not be stored long-term in the motor/blower
unit.
•
Headgear. Inspect the hood or headcover for tears, cuts, loose stitching, cracks, discoloration or other signs of
damage.

2. Assemble TR-300 PAPR system

•
Attach battery pack to bottom of motor/blower. Pack will secure with a distinct click.
•
Place the HE filter into the cover. Install the cover in the motor/blower and confirm
latches with a distinct
•
Insert the end of the breathing tube with the two small prongs into slots in the motor/blower air outlet. Twist the
breathing tube ¼ turn to the right to lock.
•
Attach breathing tube to the hood or headcover by pushing the QRS end of the breathing tube (end with the blue
pinch clip) onto the air inlet of the headgear. Headgear will secure with a distinct click.

3. Perform flow check.

•
If installed, remove breathing tube.
•
Insert air flow indicator into the outlet on the TR-300 motor/blower unit.
•
Start motor/blower. Run for 1 minute.
•
With the airflow indicator in a vertical position, bottom of the floating ball must be at, or above, the minimum
flow mark. If not above minimum mark, respirator system must not be used until evaluated and repaired.
•
Remove air flow indicator and perform low flow alarm test per TR-300 User Instructions.
•
Reattach breathing tube and headgear before use.

4. Don TR-300 PAPR system

•
Turn on motor/blower by pressing and holding blue on/off button.
•
Use belt or backpack to attach PAPR to wearer.
•
Pull headgear over head and adjust. Pull face seal under chin. Facial hair must not interfere with face seal.
5. Post Use – Exit work area and clean PAPR following practices established by your employer.
click. Filter label must be visible in cover window.
TR-300 Quick Start
Page 1 of 2
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cover latch is secure. Cover
Guide