The house brand for Harbor Freight air compressors is the Central Pneumatic air compressor. Please see the Central Pneumatic air compressor pages for details about that specific brand of air compressor.

This page on this website is intended to provide a place for Harbor Freight compressors problems and fixes to be posted.

If you are looking for parts for your Harbor Freight air compressors, here is the first place to start:

Harbor Freight Customer Service: 1-888-866-5797
Monday thru Friday, 5:00 am to 7:00 pm PST
Fax your concern to 1-800-905-5215 or 1-805-445-4912
Write to: Harbor Freight Customer Service
3491 Mission Oaks Blvd., Camarillo, CA 93011-5034
Email: [email protected]

Harbor Freight Central Pneumatic air compressorBelow, you can download manuals that folks have provided to help with your Harbor Freight compressor.
Harbor Freight compressor manuals
Click the link to download a manual to your computer. Don’t forget to save it to your computer so you have it for future use.

There is a long list of existing questions and answers shown below. At the end of them is a form you can use to add a new question if yours has not already been answered.

Thanks for reviewing the existing questions and answers and for posting your new one if an answer isn’t already here.

Can you help by commenting on any of the questions? If so, thanks much from all of us.



Existing Harbor Freight air compressors questions and answers:

Harbor Freight 21 Gallon air compressor

Harbor Freight compressor tips

The Harbor Freight compressor tips and the Central Pneumatic (HF’s house brand) found below have

Harbor Freight air compressor will not start dependably

Problem with a Harbor Freight 21 gal. 2.5 HP 125 PSI Cast Iron Vertical Air Compressor.

Harbor Freight compressor runs constantly

I have a central pneumatic oil-less compressor (3gal oil-less) compressor that builds to 40PS

Harbor Freight air compressors not running properly

I used it pm, it is like new few hours use, I left it plugged in turned off valve, next am heard it running

Oil spilling from Harbor Freight compressor

The plastic combo oil filler/dipstick with crankcase breather on my little 2.5 gallon Harbor Freight compressor

Harbor Freight 90234 capacitor exploded

My Harbor Freight Model 90234 also trips the thermal circuit breaker after running up to where the tank air

Thermal switch popping on Harbor Freight compressor

i have the 90234 air compressor from harbor freight. i have used it quite often for over a year. i have even

Harbor Freight 65903-2vga only runs for 20 seconds

I have read all relevant posts and I kind of have the idea that it is my motor. I have a secure connection to the wall

Harbor Freight pump installation question

I bought a Harbor Freight 67697 compressor to replace a unit on my Sanborn 60ga. The

New comment? New question? Please add it here along with photos to help others help you with your compressor and equipment problem!