Louisville Tin and Stove BBT104 - Manual (Page 12)

Page 12
GAS CONVERSION
The gas control valve supplied on this heater is field convertible.
CAUTION: A qualified installer or service agency must perform any conversion of this gas control valve.
CONVERSION INSTRUCTIONS
1. Remove the converting seal cap. See Figure A. WARNING: Do not remove or tamper with any other
valve components.
2. Remove the black rubber gasket from the down side of the converting seal cap and reinstall gasket on
opposite side of converting seal cap. Gasket must be on down (valve) side of converting seal cap. See
Figure A.
3. Invert the converting seal cap and reinstall.
4. Insure that the desired gas (LP for liquefied petroleum or NAT for natural gas) symbol is visible after
reassembly of cap. See Figure A.
5. Remove the burner orifice and replace with burner orifice of correct size for your type of gas and elevation.
See orifice chart in these instructions.
6. Check for gas leaks.
7. Using a manometer, check for correct manifold pressure. 3.5” w.c. for natural gas and 10.0” w.c. for L.P.
NAT on top for Natural Gas
LP on top for LP Gas
Converting Seal Cap
Gasket
Maxitrol Gas Valve
FIGURE A
NAT LP