How To Repair Air Compressor
How to Prepare an Air Compressor
Air compressor stalling? Relieve money and fix it yourself.
A faulty air compressor unloader valve can crusade the compressor to stall out, only replacement valves are readily available and the fix is easy and cheap.
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Replacing the unloader valve
Photo 1: Disconnect the unloader valve
Slap two open end wrenches on the compression fitting and loosen the nut on the air line. Pull it out of the fitting.
Photo 2: Remove the wiring
Disconnect the hot, neutral and ground wires from the onetime switch. Then squeeze the strain relief grommet with pliers and remove the string.
Photograph 3: Install the new switch
Spin on the new switch. Tighten the switch with a wrench and hold the stub piping from the tank with a pliers.
If your air compressor starts up fine on the beginning start of the day, merely stalls and makes a loud humming sound on subsequent tries, yous've got a bum "unloader" valve. Air compressor repair tin be simple. The air compressor unloader valve is what makes the "psssssst" audio when the motor shuts off afterwards reaching operating pressure. It'southward actually venting the residuum pressure from the compressor head so the motor doesn't take to piece of work as difficult on the next startup.
The air compressor unloader valve is commonly congenital into the force per unit area switch assembly. Contact the air compressor repair manufacturer to purchase a new assembly. Or, remove the cover from the switch (unplug the compressor first) and locate the pressure switch part number. Then practice an Internet search for that part. I plant a complete four-port pressure switch assembly replacement for this compressor for $xx (at Amazon). Here'south how to replace it.
Start by unplugging the compressor. And so open the drain valve at the bottom of the tank to depressurize it. Adjacent, remove the 1/4-in. line going to the unloader valve (Photo 1). Then use a slip-joint pliers or minor pipe wrench to remove the quick-connect fitting, pressure regulator and gauge from the pressure switch.
Disconnect the wires from the pressure level switch (Photo 2). Then remove the onetime switch. Coat the pipe threads with pipe dope and install the new switch (Photo 3). Finally, utilize pipe dope to all the plumbing parts and reassemble.
Required Tools for this Compressor Repair Project
Take the necessary tools for this DIY project lined up earlier y'all start—you'll save time and frustration.
Required Materials for this Compressor Repair Projection
Avoid last-minute shopping trips by having all your materials set ahead of time. Here's a list.
Source: https://www.familyhandyman.com/project/how-to-fix-an-air-compressor/
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