Part Location Diagram of U4001 Rolair Air Filter Assembly
See part 4 in the diagram
( Grid squares measure 1x1 inch )

Air Filter Assembly U4001

Manufactured by:
Rolair
ERP Number:
ERP11861698
Part Number:
U4001
Original Equipment Manufacturer ?
Special Order

Easy 

30 - 60 mins 

(2 rated repairs) ?

Does this part fit my model?

Need help finding your model number?

Product Description

?

This is an authentic manufacturer-approved replacement part that is specially produced for use on a Rolair air compressor. Its purpose is to ensure the air that goes into the unit is free of dust and other harmful contaminants. Over time the filter may get dirty and clogged restricting the air flow, inspect it periodically and replace as needed to maintain peak performance. It is a complete assembly which includes the rubber hose, pleated paper filter element and the durable metal frame that hold the filter.

Troubleshooting

This part works with the following brands:
  • Rolair
This part works with the following products:
  • Compressor

Customer Part Reviews

?
5.0
Average Rating (out of 5):
★★★★★
★★★★★
(1 Review)
Click to filter by ratings:
  • 5 stars
    1
  • 4 stars
    0
  • 3 stars
    0
  • 2 stars
    0
  • 1 star
    0
  • 1
Sort by:  
Sorry, we couldn't find any existing reviews that matched. Try using some different or simpler keywords.

Questions & Answers

?

Our customer Service team is at the ready daily to answer your part and product questions.

We're sorry, but our Q&A experts are temporarily unavailable.
Please check back later if you still haven't found the answer you need.

Ask our Team

We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.

Does this fit my product?

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 

30 - 60 mins 

(2 rated repairs) ?
  • 1
Sort by:  
Sorry, we couldn't find any existing installation instruction that matched.

Compressor would not build pressure. Intake valve broke and ruined piston ring.

Ross from Bemidji, Minnesota

1 person found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
1- 2 hours
Tools:
Screw drivers, Socket set, Wrench set
Parts Used:
U4001, JC800-5, JC800-19, JC800-17
1. Removed Allen bolts off cylinder head.
2. Removed head, gaskets, cylinder and piston.
3. Cleaned parts.
4. Installed new intake and output valves on cylinder head.
5. Honed cylinder.
6. Reinstalled cylinder.
7. Installed piston ring onto piston.
8. Installed piston assembly into cylinder from the top. Used piston bolt to seat piston onto rod.
9. Installed head assembly onto cylinder.
10. Reinstalled Allen bolts and tightened.
11. Replaced bad intake filter.
12. Test ran unit.
13. Adjusted pressure switch cut out pressure.
Did you find this story helpful?
Thank you for voting!

Broken

Ernesto from Newhall, California

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Wrench (Adjustable)
Parts Used:
U4001
Removed the broken one with a adjustable wrench and install the new one.Less then 15mts
Did you find this story helpful?
Thank you for voting!
  • 1