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• CO
2
concentrations at 3-5% causes headaches, fast breathing, and discomfort while higher
concentrations may cause unconsciousness, suffocation, or respiratory arrest. The legal
exposure limit set by OSHA is a 0.5% average over an 8-hour workday and the acute (15 minute)
exposure limit is 3.0%.
• Always use a CO
2
monitoring/alarm system when working with machinery that emits CO
2
in a
confined room/space.
WARNING - Dry ice blasting may create electrostatic discharges which may
harm personnel. Ensure that the surfaces being cleaned are properly
grounded with the supplied grounding cable. This machine is fitted with
effective electrostatic dischargers to prevent injury or damage. It is
recommended to avoid operating the machine near explosive or flammable
material. Also, use a non-metallic scoop when handling dry ice to eliminate
any electrostatic discharge.
WARNING - To prevent electrical shock, the machine must be properly
grounded using outlets and power cords that have a ground lug. The
machine must be plugged into a properly grounded outlet. If there is no
ground connection, DO NOT USE.
The symbols used on the machine were developed by the International Organization for
Standardization (ISO) and are defined below. These symbols may include yellow warning triangles, blue
mandatory action circles or red prohibited action circles. Replace any safety labels or warning signs if
they become damaged, missing, or illegible. Contact Cold Jet’s customer service department to obtain
replacement labels.
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