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.
Awaiting Answer
Does not build pressure past 20 PSI
Awaiting Answer
GA11-15 (2002 model) serial no. AII2691AO
Awaiting Answer
GA7 Atlas Copco overheating
Awaiting Answer
tripped on LP outlet temperature high
Awaiting Answer
Portable air compressor problem
Awaiting Answer
CLEANING OIL COOLER
Awaiting Answer
Compressor cranks but does not want to start.
Awaiting Answer
portable air compressor problem
Awaiting Answer
oil blow from air filter
1 Answer
ELEMENT OUTLET TEMP RISING
Awaiting Answer
Atlas XAS 80 DD compressor bearings
Awaiting Answer
coleman blackmax 26gallon
Awaiting Answer
Old Faithful
Awaiting Answer
atlas copco xas175 dd
Awaiting Answer
My compressor stopped working
Awaiting Answer
won't stop building psi
Awaiting Answer
my 375 sullair not making enough air
Awaiting Answer
in let valve and activator not working properly.
Awaiting Answer
High Air- End Discharge Temp. & Oil Mixing with water
1 Answer
high temp on HP element
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