MiTM Air Compressors AM1HE0205HD 2014 Pressure Switch Replacement

Ensure the compressor is unplugged.

Flip the pressure switch lever up to the off position.

Pull the ring on the safety release valve away from the compressor tank to drain the air from the compressor.

Use a 5/16 inch socket to unscrew the bolt securing the pressure switch cover.

Remove the pressure switch cover.

Use a Phillips driver to loosen the three screws securing the power cord wires.

Slide the white power wire's spade terminal connector straight out from under its screw.

Slide the black power wire's spade terminal connector straight out from under its screw.

Slide the green ground wire's spade terminal connector straight out from under its screw.

Use a pair of needle-nose pliers to squeeze the locking tab on the power cord bushing inwards, toward the cord.

While squeezing the locking tab, slide the bushing out of its hole in the pressure switch.

Remove the power cord.

Use a Phillips driver to loosen the two remaining screws securing secondary power cord wires in the pressure switch.

Slide the three secondary power cord wires out from under their respective screws.

Use a pair of needle-nose pliers to squeeze the locking tab on the secondary power cord bushing inwards, toward the cord.

While squeezing the locking tab, slide the bushing out of its hole in the pressure switch.

Remove the secondary power cord.

Use a 1/2 inch wrench to loosen and remove the air hose from the bottom of the pressure switch.

Tilt the compressor on its side, so that the air tanks are on the bottom.

Use a 7/16 inch socket to remove the four bolts securing the support bracket to the compressor base.

Tilt the compressor back onto its feet, while supporting the compressor motor.

Slide the compressor motor away from the air tanks so that you have enough space to rotate the pressure switch.

Use a pipe wrench to grasp the air tank nipple connecting the pressure switch to the air tank.

Use the wrench to rotate the nipple and the switch together counterclockwise far enough to access the brass plugs on the bottom of the pressure switch.

Use a 3/8 inch open-ended wrench to remove the three square head brass plugs on the bottom of the pressure switch.

To remove the plug that opposite the air tank nipple, brace the pressure switch assembly with a pair of channellock pliers or something similar.

Rotate the pressure switch and air tank nipple counterclockwise together to remove them from the air tank.

Use a pipe wrench to loosen and remove the air tank nipple from the pressure switch.