Course: HET 191 HVACR Heat Load

Unit 9 Outline

Unit 9 Outline
Unit 9 Outline

Heat Loss Factor

Objectives

After studying this week’s assignment, the HVAC learner should be able to:

- Develop an appreciation and the importance of the Manual J
- Understand the different types of issues that can effect heating loads
- Analyze the construction of a home and determine the type of heat Gain
- Use charts, tables, and forms to calculate the heat gain of a home
- Locate manufacture data sheet and information sheets to choose the proper type of equipment
- Choose the type of equipment
- Determining the CFM required

Introduction

After a HVAC technician has determine the heat capacity of the structure, the technician must consider many other factors to do a suitable job for the customer. Factors such as the location, the type of air conditioning equipment, the duct layout, and the amount of air flow through the home will become vital for a complete and competent job.

Determine the Heat Gain Required
- Preforming heat Gain calculations

Determine the amount of air flow
- Sizing the equipment for the proper air volume

Sizing the Air Conditioning Equipment
- Input
- Output

Equipment Location
- Effects of location

Review the vocabulary terms listed below and look up their definitions / descriptions before taking the Vocabulary Quiz.

Vocabulary

Terms
- Input capacity
- Output capacity
- Duct system