On spot welding symbols, strength may be substituted for ...

[kodithompson]

On spot welding symbols, strength may be substituted for diameter.
 
  Indicate whether the statement is true or false

Question 2

What should be done if a furnace with a tripped primary control has oil in the combustion chamber?
 
  A) Disconnect the vent connector before firing the furnace to avoid soot accumulation in the vent
  B) Push the reset button and let the fire burn off the excess oil
  C) The oil must be cleaned out before firing the furnace
  D) Burn off the excess oil using a propane torch before firing the furnace

[manuelcastillo]

Answer to Question 1

TRUE

Answer to Question 2

C