Models > D55146

D55146 (Type 1) DeWALT Compressor

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Diagrams for D55146

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This is an OEM regulator repair kit for air compressors. This kit contains all the parts and instructions needed to restore a broken regulator. It is normal for the inner parts of the regulator to wea...
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$53.98
This part includes one black rubber belt for a compressor. It is sourced right from the original manufacturer. Over time, the belt can become brittle and break and will need to be replaced when this h...
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This is an OEM connecting rod and piston assembly for an air compressor. This assembly includes the cylinder tube, valve plate O-rings and a complete piston including the bearing. This assembly is usu...
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O-rings are made to contain thousands of PSI pressure by creating a seal between two or more parts. O-ring measurements are defined by the inside diameter and the thickness. rnrnThere are many cause...
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$6.51
This is a rubber O-ring for a compressor. It creates a seal for the tube as it enters the head. This part is sourced directly from the original manufacturer, ensuring it is the correct fit. It measure...
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Fan
$17.24
This is a genuine replacement part sourced directly from the manufacturer. The fan is commonly found in Craftsman air compressors. This part is made of high-quality plastic, and is placed in the cyl...
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$39.38
This Genuine Manufacturer Approved replacement part is used on select Air Compressors. This tube is made out of Metal and it is Sold Individually. Please note Nuts and Fittings are Sold Separately. Th...
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$15.10
This is a genuine OEM approved replacement part designed for use with a variety of air compressors. One quarter turn to fully open/close this drain valve. This part is made out of metal and it is sold individually.
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Genuine OEM replacement part designed for a variety of Air Compressors. This part is made out of Metal and it is Sold Individually. It does include sleeve. This item allows to connect two like-diamete...
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This is a Henuine OEM Authorized replacement part designed for use with Air Compressors. This item is made out of Metal and it is sold individually. This part is used to keep the brush tight against t...
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This is a genuine manufacturer sourced replacement regulator/manifold for air compressors. This part adjusts the pressure of the air coming from the tank to the desired level. Includes regulator body,...
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$6.51
This is an OEM replacement part designed to fit Air Compressors. This nut is for the tube as it enters the head. It is made out of Metal and it is Sold Individually. To replace this item you would need a Wrench.
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MARK
April 8, 2022
Air compressor wont shut off till 250 lbs
For model number D55146
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Hi Mark, Thank you for your question. If your compressor continues to build pressure and does not cut out at the recommended pressure, you may have a faulty pressure switch. The pressure switch is designed to shut down the compressor once it reaches the recommended PSI level. If the pressure switch is fine, there are some parts that you will need to check to see which one is causing the issue. You will need to check the intake valve, the pressure valve, the pump gaskets, the check valve, and the compressor. Once you have determined the part you need, please feel free to call customer service. We are open 7 days a week and anyone will be happy to assist you. We look forward to hearing from you!

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Common Problems and Symptoms for D55146

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Air leak
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No compressed air
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Fixing
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Customer:
Tim from Tucson, AZ
Parts Used:
ACG-408
Difficulty Level:
Very Easy
Total Repair Time:
15 - 30 mins
Can't find this special screw used on many housings etc
Actually don't like using Torx bits because they are hard to center deep in the channel. I had misplaced these forcing me to order replacements.
My plan is to insert Torx bits before screwing in and using jb weld to secure the bit to the screw, giving me a hex head. Can't find this special screw with a hex head. This screw is called AGC-408 by craftsman.
4 of 6 people found this instruction helpful.
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Customer:
Cary from SAGLE, ID
Parts Used:
N038785
Difficulty Level:
Really Easy
Total Repair Time:
30 - 60 mins
Tools:
Screw drivers, Socket set
Older compressor runs but no longer builds pressure
After replacing the piston, cylinder sleeve and O-rings, the old compressor works like a champ. The hardest part was getting the nut loose holding the piston & bearing in place. Two socket wrenches and a big hammer was able to break the nut loose and get it off.
2 of 2 people found this instruction helpful.
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Customer:
Debra from PRESCOTT VLY, AZ
Parts Used:
D26615
Difficulty Level:
Really Easy
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers
Broken ground on original plug
Removed cover & old cord.
Replaced with new cord & replaced cover.
Works perfect.
2 of 2 people found this instruction helpful.
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