L.B. White I3 - Page 19

18
Problem 33
Outer Combustion
Cone
Does
Not
Heat
Up
on
High
Thermostat
Setting.
Is Proper
Gas Pressure Being
Supplied to the
Heater?
Check for Proper Gas
Pressure to the Heater.
Proper Pressure at High Heat
Should Read 5 PSIG.
Yes
No
Is
Main Burner Orifice
Plugged?
Remove Orifice and Clean It.
Yes
Are There
Blockages in
Gas Hose, Piping, or
Venturi Tube?
Remove the Component and Clean It.
Yes
No