Title: Lab Assignment
Course: HET 130 Heating Residential Appliances > Section: HET 130 Heating Residential Appliances

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Lab Assignment

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Week 5 Lab Assignment: Components of Gas Heating Equipment

Components of Gas Heating Equipment

Recommended Materials

1. Gas FurnacesPPEHand Tools
  - 80% Efficiency
  - 90% Efficiency
  - 95% Efficiency
2. Notepad
3. Pencil

Scope

The student will discover the differences and similarities in gas furnaces. Identification of gas system components will also be covered in this lab.

Procedures

1. Locate three different efficiency furnaces.
2. Turn off the power source.
3. Remove the door panels.
4. Record the type of components each unit has.
5. Record the type of components that is unique to the efficiency of the system.
6. Record the type of controls that is unique to the efficiency of the system.
7. Replace the door panels.

Research Questions

1. What are the components needed to make a 90% + furnace efficient?
2. How do the secondary heat exchangers work?
3. What is the purpose of the induced draft blower assembly?
4. What type of combustion chamber does a 90% efficiency furnace use compared to an 80% efficiency furnace?

Click on the file below to download the Lab Assignment
- HET 130 Wk 5 Lab.docx (15.32 KB)