Product Description
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Edwards E1M18 / E2M18 Clean and Overhaul Kit
Clean & Overhaul Kit for Edwards E1M18 and E2M18 Vacuum Pumps
Minor overhaul kit for Edwards E1M18 and E2M18 oil-sealed rotary vane vacuum pumps.
This Edwards E1M18 / E2M18 clean and overhaul kit includes seals, O-rings, gaskets, coupling element, filters, springs, valve components, and other wear items commonly replaced during a light overhaul or preventative maintenance service.
Keep your Edwards E1M18 or E2M18 vacuum pump running reliably with a complete clean and overhaul kit from Vacuum Pump Supply. This kit is designed for maintenance departments, laboratories, universities, OEMs, service companies, and industrial users who want to restore pump reliability without replacing the entire pump.
Compatible Pump Models
- Edwards E1M18
- Edwards E2M18
What This Kit Helps Restore
- Vacuum performance
- Oil sealing integrity
- Gas ballast function
- Valve reliability
- Coupling performance
- Reduced oil leaks
- Improved pump reliability
- Longer service life
When Should You Use a Clean and Overhaul Kit?
A clean and overhaul kit is commonly used when the pump needs light service, seal replacement, leak repair, or preventative maintenance.
- Oil leaks around seals, plugs, or gaskets
- Reduced vacuum performance
- Oil contamination
- Gas ballast filter replacement
- Worn coupling element
- Scheduled preventative maintenance
- Pump has been sitting unused
- Pump is being cleaned before returning to service
Kit Contents / Bill of Materials
The BOM below lists the parts included in this Edwards E1M18 / E2M18 clean and overhaul kit. Part numbers are linked to Vacuum Pump Supply site search where available.
O-Rings, Seals and Gaskets
| Part Number | Description | Qty |
|---|---|---|
| 2120037 | O-Ring, 15.6 x 2.4 mm - Viton | 1 |
| 2120057 | O-Ring, 61.6 x 2.4 mm - Buna | 1 |
| 2120067 | O-Ring, 27.5 x 3 mm - Buna | 1 |
| 2120072 | O-Ring, 35.5 x 3 mm - Buna | 1 |
| 2120078 | O-Ring, 44.5 x 3 mm - Buna | 2 |
| 2120089 | O-Ring, 99.5 x 3 mm - Buna | 2 |
| 27159635 | Oil Box Gasket, Edwards E1/E2M | 1 |
| 2125026 | O-Ring, 28.17 x 3.53 mm - Viton | 2 |
| 2122083 | O-Ring, 69.5 x 3 mm - Viton | 1 |
| 2122037 | O-Ring, 15.3 x 2.4 mm - Viton | 1 |
| A01403030 | Oil Filter Seal | 2 |
| 2120035 | O-Ring, 13.6 x 2.4 mm - Viton | 1 |
| 2120028 | O-Ring, 6.6 x 2.4 mm - Buna | 8 |
| 2109067 | Shaft Seal, Edwards E1/E2M | 2 |
| 2109064 | Edwards Shaft Seal, Viton | 1 |
| 2104012 | Dowty Seal, Edwards E1/E2M | 1 |
| 2104001 | Dowty Seal, Edwards E1/E2M | 2 |
| 2122108 | O-Ring, 194.5 x 3 mm - Viton | 1 |
| 2126116 | O-Ring, 7.59 x 2.62 mm - Viton | 2 |
| 2120033 | O-Ring, 11.6 x 2.4 mm - Buna | 1 |
Filters and Felt Components
| Part Number | Description | Qty |
|---|---|---|
| A22305008 | Filter Assembly E2M18 / E2M28 | 1 |
| 2308043 | Gas Ballast Filter, Edwards E1/E2M | 2 |
| 2308044 | Gas Ballast Filter, Edwards E1/E2M | 2 |
| 22302017 | Felt Pad, Edwards E1/E2M, E1M18, E2M18, E2M28, E2M30 | 1 |
Valve, Spring and Plug Components
| Part Number | Description | Qty |
|---|---|---|
| 29203002 | Spring Pin, Edwards E1/E2M, E1M18, E2M18 | 2 |
| 906077 | Spring, Stainless Steel, Edwards E1/E2M | 3 |
| 714012 | Plug Oil Drain Steel, Edwards E1/E2M | 2 |
| 29203003 | Blade Spring Pin, Edwards E1/E2M | 3 |
| 27102032 | Distributor Spring, Edwards E1/E2M | 1 |
| 25908119 | Plug, Oil Drain, RV Pump, Edwards / Pfeiffer | 1 |
| 27102033 | Valve Spring, Edwards E1/E2M | 2 |
| 26501029 | Valve Pad, Edwards E1/E2M | 3 |
| 27102030 | Exhaust Valve Spring, Edwards E1/E2M | 2 |
| A11301045 | Ballast Valve PTFE | 1 |
| 307046 | Spring, Edwards E1/E2M | 2 |
Drive and Miscellaneous Components
| Part Number | Description | Qty |
|---|---|---|
| 218990201 | Waved Washer | 1 |
| 26501032 | Coupling Element, Edwards / Welch / E1/E2M / CRVpro | 1 |
| 27159430 | Distributor, Rubber, Edwards E1/E2M, E1M18, E2M18 | 1 |
Recommended Add-On Products
Complete the Service with Fresh Oil
Fresh vacuum pump oil should be installed whenever a pump is cleaned, sealed, or returned to service. Contaminated oil can reduce vacuum performance and shorten the life of new seals and internal components.
Why Buy from Vacuum Pump Supply?
Vacuum Pump Supply has helped customers keep vacuum pumps running since 2006. We specialize in vacuum pump repair kits, replacement parts, filters, oils, and service components for industrial, laboratory, university, OEM, and maintenance applications.
- Vacuum pump specialists since 2006
- Over 15,000 vacuum pump parts and kits available
- OEM and OEM-equivalent options
- Fast shipping on stocked products
- Technical support from vacuum pump specialists
- Trusted by manufacturers, laboratories, universities, service companies, and maintenance teams
Helpful Resources
- Vacuum Pump Oil Cross Reference Chart
- Vacuum Pump Schematics, Manuals & Repair Resources
- Rotary Vane Vacuum Pump Repair Kits & Parts
- Edwards Vacuum Pump Parts & Kits
- Vacuum Pump Oil
Frequently Asked Questions
What pumps is this kit for?
This clean and overhaul kit is for Edwards E1M18 and E2M18 oil-sealed rotary vane vacuum pumps.
Is this a major rebuild kit?
No. This is a clean and overhaul kit, often considered a minor overhaul kit. It includes seals, O-rings, gaskets, coupling element, filters, springs, and other components used during light overhaul or preventative maintenance.
Does this kit include vanes?
No. This kit does not list vane sets in the BOM. If your pump has worn or damaged vanes, a major repair kit may be required.
Does this kit include shaft seals?
Yes. Shaft seals are included in the BOM.
Should I change the oil when installing this kit?
Yes. Vacuum pump oil should be changed whenever a pump is cleaned, resealed, or overhauled.
Can Vacuum Pump Supply help identify additional Edwards parts?
Yes. If you need help matching parts for your Edwards E1M18 or E2M18 pump, contact Vacuum Pump Supply with your pump model and any part numbers from the existing components.
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Edwards E1M18 / E2M18 Clean and Overhaul Kit | Minor Repair Kit
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Clean and overhaul kit for Edwards E1M18 and E2M18 vacuum pumps. Includes seals, O-rings, gaskets, coupling element, filters, springs, valve components and more. Fast shipping from Vacuum Pump Supply.
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