A high stack temperature in a hot oil heater is probably an indication of:
a. A ruptured tube
b. Too much fuel gas being used
c. A poor fuel/air ratio
d. Burner failure
e. Pump failure
Answer: A
A high stack temperature in a hot oil heater is probably an indication of:
a. A ruptured tube
b. Too much fuel gas being used
c. A poor fuel/air ratio
d. Burner failure
e. Pump failure
Answer: A