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HVAC
NATE Hydronics Oil Service Specialty
Oil-Fired Boiler Diagnostics
Knowledge Check
Oil-Fired Boiler Diagnostics
Knowledge Check
Knowledge Check
1 / 15
What does an oil nozzle angle specification such as 70 degrees refer to?
A
The angle between the nozzle and the ignition electrodes
B
The included angle of the spray cone produced by the nozzle
C
The maximum ambient temperature rating of the nozzle
D
The rotation angle of the nozzle orifice during manufacturing
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