Residential Oil Burners Chapter 1 Exam Questions and Answers Rated A+

The purpose of the gauge glass on steam boiler is what? - ANSWER-tells how much water is in boiler What is also on a steam heating system that tells how much water is in it? - ANSWER-pressure gauge that reads from 0 to 15 psi steam safety valve When there is a call for heat what happens to a steam heating system? - ANSWER-burner heats water generates steam where does the steam go? - ANSWER-enters radiators in building heats house After temp has been reached what happens to the steam? - ANSWER-condenses returns to boiler What was developed as an alternative to steam systems? - ANSWER-hot water systems What do all hot water systems have? - ANSWER-thermaltimeter gauge The thermaltmeter has how many scales? - ANSWER-3 What are the three scales on a thermaltmeter? - ANSWER-temp pressure altitude