The oil vent pipe allows - Study guides, Class notes & Summaries

Study Guide Professional Home Inspector TREC/NHIE Exam - Q & A (Complete Solutions) Clay tile roof should have how much overlap? a. 6" b. 3" c. 10" d. 12 What is the heaviest roof material per sq. ft.? a. Slate/ concrete tile b. Asphalt c. Fiberglass d. Tar & gravel with ballast Wood shingle/shakes should be spaced how far apart? a. 3/8" b. 5/8" c. 1/2" d. 3/4" Flat roofs - what is the most common cause of leaking? a. Seams b. Ponding c. Parapet walls d. Gutters What does water ponding ...

Oil Burner License Exam Questions With Complete Solutions. What is the first thing a tech should do when arriving at a no combustion call? Ask how many times the customer reset the unit. What is the best long term solution for preventing a clogged nozzle? -Remove any underground storage tanks. -Install a quality oil filter. -Cut the suction line 10" above the tank outlet to prevent sludge. Hot water and steam valves are interchangeable. False When in the presence of a flame, a cad ce...

______________ is to exhaust unburned gas in a combustion chamber before ignition by exhauster so the gas explodes can be prevented - Pre-purge A ______ has two or three operators physically in series but wired in parallel with one another this builtin safety feature allows any operator (pilot or main) to block - Redundant gas valve A ________ In a hydraulic piping system allows for two separate fluids at different temperatures to enter the valve and be controlled so only a single set fluid ...

explain why an exterior, above ground oil storage tank needs a 2 inch oil supply line, rather than the typical 3/8 inch diameter line correct answersthe large pipe allows the oil to flow through the line when the temperature is very low. oil becomes very viscous at low temperatures what is the typical required combustible clearance between an oil burner and combustibles correct answers24 inches every oil furnace must have a barometric damper, true or false correct answersfalse what is t...

Professional Home Inspector Exam 2 NHIE/TREC - Q & A (Complete Solutions) What type of roof requires on interlayment of felt between courses? a. Wood shakes b. Roll roofing c. Wood shingles d. Slate shingles In an older home, a forced hot air furnace is replaced by a heat pump. The heat coming out of the register is: a. Hotter b. Cooler c. Same d. Depends on the air duct layout When inspecting kitchen cabinets: a. Observe that they are securely attached to the wall b. Remove everything from th...

ABSA 5th Class | 250 Questions | With Completed Solutions. Where are the return openings located regarding air distribution systems? Return air openings are located on inner walls. The minimum temperature of the water used in a hydrostatic test of a boiler cannot be less than what temperature? 20 degrees Celsius Which of the following are causes of pressure explosions? 1. effects of corrosion 2. weak pilot flame 3. stressed material due to heating too quickly 4. insufficient p...

What is the EDORM? EDROM - Engineering Department Organization and Regulations Manual. Governing Directive for the organization and basic operation of engineering department Provides comprehensive guidance for the safe and effective operation of the Engineering Department Primary source document for Engineering. Shall be read by ALL PERSONNEL prior to assuming responsibilities in the department Who is overall in charge of Engineering department. CHENG Brainpower Read More P...

Oil Burner License Exam Questions With Complete Solutions. What is the first thing a tech should do when arriving at a no combustion call? Ask how many times the customer reset the unit. What is the best long term solution for preventing a clogged nozzle? -Remove any underground storage tanks. -Install a quality oil filter. -Cut the suction line 10" above the tank outlet to prevent sludge. Hot water and steam valves are interchangeable. False When in the presence of a flame, a cad ce...

MA oil burners test 100% correct solved Air Heater. - Correct Answer ️️ -. An indirect-fired appliance intended to supply heated air for space heating and other purposes, but not intended for permanent installation. Air pressure switch . - Correct Answer ️️ -An electrical switch designed to prove that the proper draft has been established by the power venter or burner and allows the burner to operate. If the power venter or burner is not performing so as to satisfy the operating re...

which centrifugal pump component prevents reverse flow of liquid through the pump - correct answer check valve what is used to make fluid move from one location to another - correct answer pump what centrifigual pump component prevents overheating of the pump - correct answer recirculation line what centrifugal pump component rotates and causes centri...