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Académie
HVAC
NATE Hydronics Oil Service Specialty
Oil Burner Tune-Up
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Oil Burner Tune-Up
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An oil technician finds oil sludge contaminating the bottom of the oil strainer during an annual tune-up. What does this indicate?
A
The strainer mesh size is too fine for the application
B
The oil delivery company has provided substandard fuel
C
Water and microbial contamination or oil degradation products have accumulated in the tank bottom and are reaching the fuel supply line
D
The oil filter has been replaced too recently and is over-filtering
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