On the top front of the compressor you will find a white plastic shipping plug inserted into the Oil Filler Hole. Remove the shipping plug and replace it by pressing the red Oil Filler Plug (in parts bag) into the Oil Filler Hole.

How do you start an air compressor for the first time?

If you are using an air compressor for the first time, it is wise to do a test run. First, turn the pressure power switch to “off.” Plug in the power cord. Now start the compressor by turning it “on.” The pressure gauge should slowly rise. Now, turn if “off,” unplug the cord and release any air in the tank.

How do you break in a new air compressor?





How to Break in an Air Compressor

  1. Fill the crankcase with oil if you have an oil-lubed compressor. …
  2. Open the tank’s drain valve completely. …
  3. Plug the air compressor in. …
  4. Turn the air compressor on and let it run for 20 minutes. …
  5. Turn the compressor off, and close the drain valve.


What would cause an air compressor to not turn on?

If the compressor won’t start with air in tank, replace the check valve. If the compressor won’t start with an empty air tank, replace the pressure switch if it isn’t activating the pump motor. Replace the pump motor if it doesn’t start when activated by the pressure switch.

Do you have to break in an air compressor?

A new compressor should be broken in before being used for work. The compressor should be run for 30 minutes with the unloader valve locked open to seat the rings. The unloader valve can then be reset for normal compressor operation. The oil should be changed after the first few hours of operation.

Is it OK to leave an air compressor pressurized?





Leaving an air compressor pressurized does not have any immediate bad effects. Most compressors are designed to tolerate pressurization for a day or two without the tank suffering a catastrophic failure. Doing so has a major drawback. A continuously pressurized tank will weaken its seal.

How long can I leave air in my compressor?

Depending on the size and type of compressor, air compressors can be left running anywhere from a few hours to 24 hours a day, seven days a week.

How do you break-in a Quincy air compressor?


Quote from Youtube video: And just acquire a break-in period let the compressed to go up 90 psi toughen up somewhere at an 80 90 psi for one hour.

How do you break-in a Dewalt air compressor?

Turn the compressor ON by moving the switch to the AUTO/ON position and run the air compressor for a period of 20 minutes to break-in the air pump.

How do I maintain my oil compressor?



Quote from the video:
Quote from Youtube video: So I'll just turn on the compressor. Let it run for a few minutes to warm the oil then it will flow out of the pump.

How often should you change the oil in an air compressor?

At least, you should change the oil in your air compressor once a year. The presence of oil filters that regulates the oil in your compressor is only commonly found in big models. Hence, once the air compressor is opened, it is advisable to change the oil.

How often should compressors be serviced?

If you’re running your compressor occasionally, then annual service would be adequate. If you are running continuously, then quarterly service may be needed to ensure you are staying ahead of avoidable issues.

Why is my air compressor not building pressure?



The most common reason behind a reciprocating compressor’s inability to reach sufficient pressure is a defective reed valve — which can exhaust air out from the air inlet on single stage models or, through the intercooler safety valve in the case of a defective reed valve on a two-stage piston compressor instead of …

How do I know if my compressor is bad?

5 Signs & Symptoms of a Bad AC Compressor

  1. Your AC Is Making Growling, Screeching, or Clattering Noises. Electrical failures in the compressor will make your AC emit unusual clunking or rattling noises. …
  2. You Have a Hard Time Getting Your AC to Start. …
  3. Your AC Stops Blowing Cold Air. …
  4. Circuit Breaker Problems. …
  5. Diminished Airflow.


Why do air compressors have 2 gauges?

The purpose of the two gauges is to differentiate the regulation of air pressure sent to the tank from the pressurization intensity that occurs inside the tank.

What PSI should my compressor be?



between 70 and 90 PSI

Most air tools require between 70 and 90 PSI. Any light-to-medium-duty air compressor can easily handle 90 PSI, but you always want the compressor to supply more flow than needed.

How do I know what air compressor I need?

The general formula used to calculate this is expressed as compressor time on/ (time on + time off) = Duty Cycle percentage. For example, if a compressor is said to use a 100% duty cycle, that would mean that the compressor provides 25 CFM and 125 PSI for 100% of the time it is in use.

What is a good size air compressor to run air tools?

10 to 110 CFM



As a guideline, most air compressors meant for powering tools fall in the 10 to 110 CFM range.