Wood Heating Scope/ Intro

Question 1

If a wood-burning system does not have a duct or piping system, we don’t need to inspect it.

Answer 1

False

Question 2

Which of the following do we have to inspect (4 correct answers)?

Answer 2

a) Normal operating controls
b) Interior of chimney flues
c) Automatic safety controls
d) Chimneys, flues and vents

Question 3

To perform an operational test on a wood furnace you should -

Answer 3

turn up the thermostat

Question 4

Of the three common types of wood systems, which one is considered the most recreational?

Answer 4

Fireplaces

Question 5

Of the three common types of wood heating systems, which one is the most efficient?

Answer 5

wood stove

Question 6

Which of the three heating systems is also called a radiant heater?

Answer 6

Wood stoves

Question 7

Wood heating systems can never be installed outdoors.

Answer 7

False

Question 8

Wood stoves can be used for space heating and ___________.

Answer 8

Cooking

Question 9

Glass doors and outdoor combustion air for fireplaces are intended to _____________.

Answer 9

Reduce the amount of house air that is drawn into the fireplace

Question 10

List six things that help to ensure a good wood fire.

Answer 10

1. Use hardwood rather than softwood
2. Use dry, seasoned wood rather than green or wet wood
3. Provide lots of combustion air
4. Do not use driftwood, pressure treated wood or painted wood
5. Do not use manufactured logs
6. Do not burn magazines, newspapers, plastic or garbage

Question 11

Define creosote.

Answer 11

Tar-like byproduct of incomplete combustion

Question 12

Define ash.

Answer 12

Ash is almost pure carbon and is what is left of the wood after the volatile water and gases are boiled off and burned.

Question 14

Define soot.

Answer 14

Soot is a combination of creosote and ash.

Question 15

Which chimney is likely to have a heavier creosote deposit—a warm chimney or a cold chimney?

Answer 15

Cold chimney

Question 16

Most gas and oil furnaces burn fuel at a fixed rate. Is this true of wood furnaces?

Answer 16

No

Question 17

List five things that can determine how much and how quickly heat is released from a fire.

Answer 17

1. Amount of combustion air available
2. Species of wood used
3. The combustion chamber temperature
4. The moisture amount in the wood
5. How the wood is arranged in the firebox
6. Ease of exhaust venting
7. How large the pieces of wood are

Question 18

How many BTUs would there be in one cubic foot of dry split firewood? (You can give a range.)

Answer 18

Between 100,000 and 225,000 BTUs

Question 19

List two disadvantages to storing firewood inside the home.

Answer 19

1. Fire hazard
2. Bringing in moisture and insects