Ch 1 High Pressure Atomizing - ANSWER-100+ PSI fuel pump forces oil through a nozel to break (atomize) the oil into small droplets thst are vaporized abd burned in suspension in the combustion area. Electrodes close to the nozzle supplies heat for ignition and a fan supplies the air needed for comb...
Oil Heat 1 NORA Silver Exam Questions and Answers 100% Verified
Ch 1 High Pressure Atomizing - ANSWER-100+ PSI fuel pump forces oil through a nozel to break (atomize) the oil into small droplets thst are vaporized abd burned in suspension in the combustion area. Electrodes close to the nozzle supplies heat for ignition and a fan supplies the air needed for combustion.
Ch 1 Flame Retention Burner - ANSWER-An oil burner, designed to hold the flame near
the nozzle surface. Strongly swirling air pattern recirculates combustion products for more complete mixing of fuel and air.
Ch 1 Motor - ANSWER-Electric motor drives the fan and fuel pump. In the event of motor failure, be sure to replace with motor of same rotation, frame size and RPM
Ch 1 Multiblade Fan + Air Shutter - ANSWER-A fan wheel within the burner housing that is driven directly by the motor shaft and provides the necessary air to support combustion.
Ch 1 Fuel Pump/Fuel Unit - ANSWER-Driven by the motor shaft and attached by the burner coupling. Three basic parts: 1. strainer: remove debris before oil enters the pump
gears, 2. Pump: lifts oil from the tank to regulating valve, 3. Regulating Valve: builds up and maintains proper pressure for atomizing oil.
Ch 1 Ignition Transformer/Solid State Igniter - ANSWER-Provides a "step up" from 120 volts to 10,000 volts to produce a spark between electrode tips necessary to vaporize the atomized oil and achieve ignition.
Ch 1 Nozzle Assembly - ANSWER-Aka the "drawer" or firing assembly, consists of nozzle, nozzle adapter, electrodes, transformer connections and sometimes a flame retention ring. Located in the air tube of the burner, access and removal from top, rear or side
Ch 1 Combustion Head - ANSWER-Aka Turbulator, fire ring, retention ring or end cone. Creates a specific pattern of Sorto force oxygen into the oil spray.
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