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Figure 4 - CO Warning Label
Figure 3
4. Place in operation the appliance being inspected. Follow the lighting instructions. Adjust the thermostat
so the appliance will operate continuously.
5. Test for spillage at the draft hood relief opening after 5 minutes of main burner operation. Use the
flame of a match or candle or smoke from a cigarette.
6. After it has been determined that each appliance remaining connected to common venting system
properly vents when tested as outlined, return doors, windows, exhaust fans, fireplace dampers and any
other gas burning appliance to their previous condition of use.
7. Any improper operation of the common venting system should be corrected to conform to the National
Fuel Gas Code, ANSI Z223.1. When resizing any portion of the common venting system, the system
should approach the minimum size as determined using the appropriate tables in Appendix G in the
National Fuel Gas Code, ANSI Z 223.1.
PART 5 – PREPARE THE HEATER
UNCRATING HEATER – Any claims for damage or shortage in shipment must be filed immediately
against the transportation company by the consignee.
COLD WEATHER HANDLING – If the heater has been stored in a very cold location (BELOW 0
before installation, handle with care until the plastic components come to room temperature.
Remove all sides of the shipping crate to allow the heater to be lifted into its installation location.
When removing an existing heater, follow the
steps below.
1. Seal any unused openings in the common
venting system.
2. Visually inspect the venting system for
proper size and horizontal pitch to determine if
there is blockage, leakage, corrosion or other
deficiencies that could cause an unsafe
condition.
3. If practical, close all building doors,
windows and doors between the space in
which the appliance remains connected to the
common venting system and other spaces in
the building. Turn on clothes dryers and any
appliances not connected to the common
venting system. Turn on any exhaust fans,
such as range hoods and bathroom exhausts,
at maximum speed. Do not operate a summer
exhaust fan. Close all fireplace dampers.
17
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