Inspecting furnaces

Description

NHIE Home Inspection Flashcards on Inspecting furnaces , created by Andrew Adams on 11/03/2019.
Andrew Adams
Flashcards by Andrew Adams, updated more than 1 year ago
Andrew Adams
Created by Andrew Adams about 5 years ago
0
0

Resource summary

Question Answer
components to inspect(gas) meter; gas lines and shut off combustion air flame shield burners ignition flame pattern draft hood or diverter operation
steps of inspection (gas furnace) turn off using safety switch remove flame shield examine burner heads turn on using safety switch operate using thermostat observe flame patterns reassemble
oil furnace components incoming fill pipe oil tank copper supply line manual shut off filter return line(if present) exiting vent pipe
gun-type oil burner atomizes by pump and nozzle; common/modern
pot-type oil burner that uses gravity to feed oil; vaporized by heating and burning emitted vapors(old type, rare)
rotary-type gravity fed; spins oil off rotary disc to atomize
gun-type oil burner components primary control burner motor fan fuel pump ignition transformer blast tube
flame retention burner has a flame retention ring combustion head that provides increase air pressure for more efficient combustion
steps of inspection(oil furnace) turn off safety switch open porthole and inspect chamber lining close porthole and turn on safety switch observe ignition observe flames examine front of unit for soot... listen to burner
don't ever miss list heat source in each room burner issues gas or oil leaks holes visible in heat exchanger missing filters upgrade/problem furnaces clearances draft hood spillage improper venting
ways to determine age of furnace ANSI years plus 4(approximate) tagged date of manufacture Carson Dunlop tech guide for serial number
heating system safety hazards damaged heat exchanger evidence of CO(detector used) vent system not working properly improper clearance gas/oil leaks open return from basement air blocked flue
Show full summary Hide full summary

Similar

P&ID
Thái Vũ
Electricity and waves
Jawad Karim
Exchange Surfaces and Breathing Quiz
gordonbrad
Particle Model of Matter
Brodie McMeowface
Chemistry 4 Fuels From Crude Oil GCSE Core
MattyWood
States Of Matter
Paige Louise
Chromatography
Tom Johnson
Density Unit 2.4
Assged Abdalla
Matter, Physical and Chemical Changes Quiz
Jeffrey Piggott
Chemistry 4 Fuels From Crude Oil GCSE Core
Chloe Roberts
states of matter
fabiana monge