ALLEGRO SAFETY 9933 PAPR Hood Assembly

Working Mechanism:

• Connect the PAPR hood assembly to a powered air-purifying respirator (PAPR) system.
• Create a positive pressure environment inside the hood assembly to prevent contaminated air from entering.
• Utilise filters in the PAPR system to remove harmful particles and contaminants from the supplied air.
• Secure the hood assembly with an adjustable headband for a comfortable and proper fit.
• Provide a wide field of vision for the wearer to ensure clear visibility and unrestricted movement.
• Design the hood assembly to be breathable, allowing the wearer to breathe comfortably while receiving filtered air.
• Ensure a constant flow of clean air for continuous respiratory protection during work.

Compatible Accessories:

• Allegro 9933-21 Headband Assembly: This EZ air powered air purifying Tyvek hooded respirator creates optimal protection at an APF level of 25 inside the hood and effectively excludes harmful particulates. Its fully disposable, poly-coated DuPont Tyvek construction, bonded / taped seams and generous size make it suitable for workers with beards, glasses and goggles. The air channel design of this splash-resistant respirator ensures minimal lens fogging by delivering air across the breathing zone inside the hood.

Frequently Asked Questions:

Q. How do I install this hood assembly?

A.

• Ensure a clean and well-ventilated area for installation.
• Attach the PAPR unit to your waist belt or wear it on your back.
• Put on necessary personal protective equipment (PPE).
• Check the hood assembly for any damage or defects.
• Place the hood assembly over your head, covering your entire head and neck area.
• Adjust the headband or straps for a secure and comfortable fit.
• Connect the breathing tube from the PAPR unit to the designated port on the hood assembly.
• Confirm all connections are secure.
• Activate the PAPR unit and direct airflow towards the hood assembly.
• Conduct a fit check for proper seal and airflow.
• Ensure unrestricted vision and movement.
• Test the hood assembly in a safe environment.

Q. What factors should I consider while choosing a hood assembly?

A.

• Choose a hood assembly that offers the required level of protection for your application.
• Consider durable materials that resist chemicals and protect against particles and contaminants.
• Look for adjustable features to ensure a comfortable and secure fit.
• Opt for designs with a wide field of vision and minimal fogging.
• Ensure compatibility with other equipment, such as respirators or air-purifying systems.
• Check for splash-resistant properties and protection against liquid hazards.
• Decide between disposable or reusable options based on your work frequency and needs.
• Consider any unique requirements like compatibility with PPE or specific properties.
• Evaluate cost in relation to features and required protection.

Q. How do I clean and maintain Allegro 9933 PAPR hood assembly?

A.

• Disconnect the hood assembly from the PAPR unit and remove any attached filters.
• Inspect the hood assembly for any visible dirt, debris or stains.
• Prepare a solution of mild detergent and water in a clean container.
• Dip a clean cloth or sponge into the detergent solution and gently wipe the interior and exterior surfaces of the hood assembly.
• Pay attention to areas that are prone to accumulation of dirt, such as the headband and straps. Clean these areas thoroughly.
• Rinse the hood assembly with clean water to remove any soap residue.
• Allow the hood assembly to air dry completely in a well-ventilated area.
• Once dry, inspect the hood assembly again for any remaining dirt or stains. If necessary, repeat the cleaning process.
• Store the hood assembly in a clean and dry location away from direct sunlight and sources of heat.
• Periodically check the headband, straps and other components for signs of wear or damage. Replace any worn-out or damaged parts as needed.