Expert Troubleshooting Desk
Troubleshooting Q&A
Real-world air compressor problems — answered by an independent expert.
No manufacturer bias. No generic advice. Practical diagnostics only.
Before You Ask
This Q&A is for industrial and commercial air compressor troubleshooting questions. Please include:
- Compressor type (rotary screw, piston, diesel portable)
- Brand & model (if known)
- Symptoms and alarms
- What you've already checked
DIY, hobby, and consumer compressors are outside the scope of this resource.
Answered Questions
Browse the archive of real troubleshooting questions and expert answers.
1 Answer
Checking oil on an old joy rotary screw , tow behind , 4 cylinder
1 Answer
How long the compressor pds 390s can be run ? Is it 12hours or 24hour?
Awaiting Answer
Usmani
1 Answer
Excessive compressor oil coming from 2nd stage separator.
1 Answer
compressed-air-system
1 Answer
25 hp screw
1 Answer
Air compressor working but did not tell air out
Awaiting Answer
Air comppressor PM Training courses.
2 Answers
Ingersoll Rand screw compressor-oil in the air intake
Awaiting Answer
Low bearingoil pressure alarm
Awaiting Answer
Dew Point Issue for Instrument Air Compressor
Awaiting Answer
running-the-screw-air-compressor-in-low-load-what-are-the-problems-will-come
Awaiting Answer
Hi There I am a Vibe analyst working on some Ga90 atlas units 3-4 years old, want to know the scroll lobe count bearing numbers and gear teeth details for this model to assist in vibration analysis. Many thanks.
1 Answer
Kaeser Compressor showing idle status
Awaiting Answer
main motor converter alarm
Awaiting Answer
Atlas Copco GA 160 oil injection high shutdown
Awaiting Answer
How much off level can my Airman PDS 125 opperate at without giving trouble .
Awaiting Answer
Kaeser DS 201 Screw Compressor
Awaiting Answer
compressor-e-stop-problem-for-a-sullair-tsr-20-model
Awaiting Answer
What is the cause of oil injection element alarm and lasting solution
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