RPB Nova 3 - Page 11

11
lenses, when installed properly, are part of the respiratory seal to prevent toxic or hazardous gases,
liquids or dust from entering the helmet. An incomplete or improperly installed lens system could
provide inadequate impact and respiratory protection. See Respirator Setup and Care (page 15). See
Donning (page 21) for t information.
VERIFY THAT YOU HAVE THE APPROPRIATE EQUIPMENT FOR YOUR ACTIVITY
Verify that the NOVA 3
®
provides appropriate protection for your activity. As applicable, check your
workplace safety program, respiratory protection program, and standards and regulations for your
activity or industry. (See PROTECTION PROVIDED AND LIMITATIONS, page 4.)
BEFORE DONNING THE NOVA 3
®
:
Verify airborne contaminants are within recommended limits for respirator use:

Determine the type and level of contamination. Verify that airborne contaminant
concentrations do not exceed those allowed by applicable OSHA, EPA, or NIOSH
regulations and recommendations for powered air purifying respirators or supplied air
respirators.
Filtering the breathing air:

Once the contamination levels have been conrmed, check to make sure the airline lter is
working correctly. Follow the Radex
®
Airline Filter Instruction Manual.
Make sure the area is ventilated and monitored:

Make sure that the area is well ventilated and that regular air samples are taken to conrm
the atmosphere stays within the levels recommended by OSHA and other governing bodies.
For Supplied Air, it is recommended to use a GX4
®
Gas Monitor. Follow the GX4
®
Gas
Monitor Instruction Manual.
If you have any questions, ask your employer.
DO NOT ENTER THE WORK AREA if any of the following conditions exist:

Atmosphere is immediately dangerous to life or health.

You cannot escape without the aid of the respirator.

Atmosphere contains less than 19.5% oxygen.

A ammable or explosive atmosphere is present when used with systems including electrical
parts that are not intrinsically safe, 09-502 L4
™
Light, 09-903 NOVA TALK
™
.

Contaminants are in excess of regulations or recommendations.

Contaminants or contaminant concentrations are unknown.

Work area is poorly ventilated.

The temperature is outside the range of 14°F to 140°F (-10°C to +60°C).
LEAVE THE WORK AREA IMMEDIATELY IF:

Any product component becomes damaged.

Vision is impaired.