System Diagnostics, Airflow Balancing & Field Service

Syllabus

# HVC 125 — System Diagnostics, Airflow Balancing & Field Service

Whole-system diagnostics: symptom-to-cause reasoning, gauge and meter readings in context, airflow measurement and duct static pressure, balancing, performance verification, preventive maintenance programs, safety practices, and professional service documentation.

## Topics
1. Introduction to HVAC system diagnostics and troubleshooting principles
2. Understanding airflow dynamics and static pressure in HVAC systems
3. Tools and instruments for airflow and static pressure measurement
4. Reading and interpreting HVAC system schematics and wiring diagrams
5. Hands-on: Airflow and static pressure measurement techniques
6. Principles and procedures for HVAC system balancing (TAB)
7. Performance verification and efficiency assessment of HVAC equipment
8. Common HVAC system malfunctions and diagnostic strategies
9. Applied assignment: Developing a diagnostic plan for a simulated system fault
10. Preventive maintenance best practices and scheduling
11. Field service documentation and customer communication skills
12. Hands-on: System balancing and performance verification of an HVAC unit
13. Midterm review: Comprehensive system diagnostics and airflow balancing concepts
14. Final exam review: Integrated HVAC system diagnostics and field service

## Grading
- Knowledge checks 10%
- Assignments and labs 30%
- Quizzes 25%
- Final exam 35%

A passing grade of 70% or better is required.