This is a genuine OEM sourced replacement part designed for use with air compressors. It is used to secure the crankcase cover to the unit. This part is made out of metal and it is sold individually. Requires a wrench to tighten/loosen this screw.
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★★★★★
★★★★★
Part was the part I ordered,parts numbered and easy to view,no mix ups..
Used the parts right away,fit very well got my air compressor fixed,wish had found the site sooner,now am looking at all my older equipment that I have that are wearing out,going to see if they have parts for those.
Guest - November 17, 2022
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Customer Repair Instructions
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.
Easy
1- 2 hours
(6 rated repairs)?
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Dewalt 200 PSI compressor would not build up pressure. After removing cover noted one of the four head bolts was broken and the o-ring was protruding a bit.
1. Removed plastic cover with torx driver bits.
2. Removed head cover by removing the 3 remaining bolts.
3. Drilled out broken bolt.
4. Replaced the two internal o-rings on either side of head cover.
5. Installed head cover using 4 bolts (used loctite to keep bolts from backing out during operation).
6. Re-in
... Read morestalled cover.
7. Restarted compressor. No problems.
Two head bolts were broken off so I had to drill them out and clean up all of the threads in order to put the unit back together, this was the hard part. Once that was done all I had to do was reassemble the unit back together and clean up some wire problems. Then after that did a test run and also found the pressure switch was turned up
... Read moreto full so that the compressor would not shut off yet at 200 lbs, so I turned that down so that the unit would turn off at 160 lbs and on at 120 lbs, then set the regulator to deliver air to the tools at 100 lbs. unit now runs great.
Removed main cover
Removed casing torque screws
Removed 4 bolts holding compressor body- had to easy out broken bolt
Replaced both gaskets
Put back together and tested pressure
Works like new-$15 with postage saved me buying a new $400 compressor
Removed the shroud
Removed the broken bolt from the cylinder head
Removed the cylinder head and the valve plate assembly
Removed the old o-ring and installed the new o-ring
Replaced the valve plate assembly
Replaced the cylinder head
Replaced the shroud
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Model Cross Reference
This part works with the following models:
ERP Number: ERP18991073
Manufacturer Part Number: AC-0798
This part is in stock in our warehouse and will ship out within 1 business day of the order being placed.
New stock is on the way! On order parts usually ship within 7 business days.
Item is not in stock and usually ships 10-15 business days from the time you place your order.
This item is no longer being made by the manufacturer, and cannot be added to your shopping cart.
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Mail-In Recycling Rebate
Some of the parts we sell are eligible for mail-in rebates since we can recycle them. We will display any applicable rebates in your shopping cart. To redeem your rebate, contact Customer Service after you have received your part.
