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• Do not use this heater for heating human living
quarters.
• Use of direct-fired heaters in the construction
environment can result in exposure to levels of CO,
CO
, And NO
2
and potentially life threatening.
• Do not use in unventilated areas
• Know the signs of CO and CO
SULT IN
• Headaches, stinging eyes
, BURN,
• Dizziness, disorientation
• Difficulty breathing, feelings of being suffocated.
• Proper ventilation air exchange (OSHA 29 CFR
CE THIS
1926.57) to support combustion and maintain
acceptable air quality shall be provided in accordance
with OSHA 29 CFR Part 1926.154, ANSI A10.10
ONTACT
USA 8-Hr Time weighted average
(OSHA 29 CFR 1926.55 App A)
TERIALS,
CO
50 ppm
IONS.
CO
5000 ppm
2
LES, OR
NO
N/A
2
Canada 8-Hr Time weighted average WorkSafe BC OHS
Guidelines Part 5.1 and Ontario Workplaces Reg 833
CO
CO
2
ide than
NO
5 ppm
th heart
2
uence of
ND FOR
All manuals and user guides at all-guides.com
considered to be hazardous to health
2
poisoning:
2
WARNING: Never leave the heater unattended while operating.
WARNING: Never leave the heater unattended while operating.
Disconnect the heater from its power source when not in use.
Disconnect the heater from its power source when not in use.
WARNING:
Air Quality Hazard
Safety Requirements for Temporary and Portable
Space Heating Devices and Equipment used in the
Construction Industry or the Natural Gas and Propane
Installation Codes CSA B149.1
• Periodically monitor levels of CO, CO
existing at the construction site - at the minimum
at the start of the shift and after 4 hours.
• Provide ventilation air exchange, either natural or
mechanical, as required to maintain acceptable
indoor air quality.
• Ensure that the flow of combustion and ventilation air
exchange cannot become obstructed.
• As the building "tightens up" during the construction
phases ventilation may need to be increased.
USA-Ceiling Limit
(Short Term Exposure Limit = 15 minutes)
CO
N/A
CO
N/A
2
NO
5 ppm
2
Canada STEL (15 minutes Reg 833/1
WorkSafe BC OHS Guidelines Part 5.1 and Ontario
Workplace Reg 833
CO
100 ppm
CO
15000 ppm (WSBC)
2
30000 ppm (Reg 833)
NO
1.0 ppm (WSBC)
2
5.0 ppm (Reg 833)
-3-
-3-
, and NO
2
2
hour WSBC)
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