Which are the three main parts of an air compressor?
Motor, element, inlet filter
Motor, cooler, scavenge line
Element, oil filter, pipe
Engine, tires, wipers
How do you generate nitrogen?
Through a nitrogen bottle
Filter compressed air through a membrane
Extract carbon dioxide from air
Use silicagel to absorb the oxygen
How do you calculate the compressed air requirement for a manufacturing facility?
Add up the consumption of all tools, machines and processes to be connected
Add up the consumption of all tools, machines, processes and account for leaks and wear
Ask the previous engineer working in the factory
Add up all the electricity bills from past year
What is the usual pressure range needed for factory air?
25-35 bar
17-20 bar
6-8 bar
10-14 bar
What is the purpose for installing dryers after compressors?
To save energy
To cool down the compressor
To remove moisture
To remove water from the vacuum pump
What documentation has to be provided according to the Pressure Systems Safety Regulations 2000 to demonstrate you know the safe operating limits of the system?
Drawings of the compressed air installation
Compressed air manual
Written scheme of safety standards
Written scheme of examination
Why does the dryer indicate that the pressure dewpoint is too high?
Thermal protection has tripped
Shortage of refrigerant
Electricity supply failure
Blocked filter
Why is the compressor air output below normal?
Choked air filter element
The compressor is the wrong brand
Blown fuse
The compressor is too small for the application
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