Premier Ductable Heaters
Owner’s Manual • Premier 350
5
This Owner’s Manual includes accessories commonly used on this heater. These accessories must be ordered
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always
have model
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This manual will instruct you in the operation and care of your unit. Have your installer review this manual with you
so that you fully understand the heater and how it functions.
Contact your local L.B. White distributor or the L.B. White Company, LLC for assistance, or if you have any ques-
tions about the use of the equipment or its application. The L.B. White Company, LLC has a policy of continuous
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General Information
Safety Precautions
WARNING
Air Quality Hazard
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CO2, and NO2 considered to be hazardous to health and potentially life threatening.
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- Headaches, stinging eyes.
- Dizziness, disorientation.
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acceptable air quality shall be provided in accordance with OSHA 29 CFR part 1926.154, ANSI A10.10
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, CO2, and NO2 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.
USA 8-Hr. Time weighted average
Canada 8-Hr. Time weighted average
(OSHA 29 CFR 1926.55 App A)
WorkSafe BC OHS Guidelines Part 5.1
and
Ontario
Workplaces
Reg
833
CO
50
ppm
25
ppm
CO2
5,000
ppm
5,000
ppm
NO2
3
ppm
(Reg
833)
USA – Ceiling Limit
Canada STEL (15 minutes Reg 833/1 hr.
(Short Term Exposure Limit = 15 minutes)
WSBC) WorkSafe BC OHS Guidelines part
5.1
and
Ontario
Workplaces
Reg
833
CO
100
ppm
CO2
15,000
ppm
(WSBC)
30,000
ppm
(Reg
833)
NO2
5
ppm
1.0
ppm
(WorkSafeBC)
5.0
ppm
(Reg
833)
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