What should you do before starting any service on an air conditioning system?
Air conditioning system pressure diagnosis

Interactive Video
•
Instructional Technology
•
Vocational training
•
Hard

Alex Berry
Used 2+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Check the weather forecast
Consult local authorities for licensing requirements
Buy new refrigerant
Turn off the vehicle
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What might a high reading on both gauges with no fluctuation indicate?
Low refrigerant charge
A faulty compressor
Air and moisture in the system
A blocked condenser
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the low side gauge shows low to vacuum and the high side is also low, what should you check for?
Ice build-up on the high side
Frost build-up on low pressure pipes
A stuck expansion valve
A faulty thermistor
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What might cause both pressure gauges to display higher than normal values?
Low refrigerant charge
A faulty compressor
A leaking component
A jammed thermal expansion valve
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a useful diagnostic aid for identifying blockages in an air conditioning system?
The visual test
The smell test
The sound test
The touch test
Similar Resources on Wayground
6 questions
ac diagnosis for beginners

Interactive video
•
12th Grade
2 questions
How Air Cooled Chiller Works - Advanced

Interactive video
•
University
6 questions
How Does a Refrigerator Work?

Interactive video
•
KG - University
6 questions
Heating and Cooling VRF system

Interactive video
•
University
2 questions
How Chiller works - Design Data

Interactive video
•
University
6 questions
Understanding Air Conditioners

Interactive video
•
5th - 8th Grade
2 questions
Air Cooled Chiller - How they work, working principle, Chiller basics

Interactive video
•
University
2 questions
Electronic Expansion Valve - How it works ETS 5M HVAC

Interactive video
•
University
Popular Resources on Wayground
25 questions
Equations of Circles

Quiz
•
10th - 11th Grade
30 questions
Week 5 Memory Builder 1 (Multiplication and Division Facts)

Quiz
•
9th Grade
33 questions
Unit 3 Summative - Summer School: Immune System

Quiz
•
10th Grade
10 questions
Writing and Identifying Ratios Practice

Quiz
•
5th - 6th Grade
36 questions
Prime and Composite Numbers

Quiz
•
5th Grade
14 questions
Exterior and Interior angles of Polygons

Quiz
•
8th Grade
37 questions
Camp Re-cap Week 1 (no regression)

Quiz
•
9th - 12th Grade
46 questions
Biology Semester 1 Review

Quiz
•
10th Grade