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- Ingersoll Rand
- 47629378001 23675010
- Air Oil Separator
- USA
- 340 × 65 × 200 mm
- 0.9 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Ingersoll Rand 47629378001 23675010 Air Oil Separator is a replacement separator element for compatible rotary screw air compressors. It separates lubricating oil from compressed air inside the separator vessel before the air continues toward the downstream compressed-air circuit. This process helps retain compressor lubricant within the machine while limiting oil carryover into air treatment equipment, distribution piping, and production equipment.
In an oil-injected rotary screw compressor, lubricant performs several functions around the compression process, including sealing, cooling, and lubrication. After compression, the resulting air-oil mixture enters the separation system, where the separator element captures fine oil droplets that remain suspended in the air stream. The recovered oil can then return to the compressor lubrication circuit through the designated recovery arrangement.
The 23675010 component number is associated with certain Ingersoll Rand R37i, R37n, R45i, R45n, RS30ie, and RS37ie compressor configurations. However, not every machine in these series necessarily uses the same separator. The complete compressor model, configuration, and existing separator part number should be checked before ordering a replacement.
Separator condition affects more than compressed-air cleanliness. As the element accumulates contamination or deteriorates, pressure drop may increase and oil carryover may become more pronounced. For maintenance personnel, checking the separator alongside the return-oil arrangement and surrounding connections helps distinguish an element problem from a fault elsewhere in the oil separation system.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Ingersoll Rand |
| Product Type | Air Oil Separator Element |
| Part Number | 47629378001 |
| Component Number | 23675010 |
| Application | Oil-injected rotary screw air compressors |
| Separation Function | Removal of oil mist from compressed air |
| Dimensions | 340 × 65 × 200 mm |
| Weight | 0.9 kg |
Product Features
- Oil mist separation: Captures fine oil droplets from the compressed-air stream inside the separator vessel.
- Lubricant recovery: Supports the return of separated oil through the compressor’s designated oil recovery arrangement.
- Compressed-air quality: Helps limit oil carryover into downstream air treatment and distribution equipment.
- Pressure-drop management: A clean, correctly matched separator helps maintain the intended flow conditions through the separation stage.
- Model-specific identification: The 23675010 part number helps distinguish this separator from other elements used in different compressor configurations.
- Maintenance replacement: Allows the separation element to be renewed as part of scheduled servicing or condition-based maintenance.
- System-level inspection: Provides an opportunity to inspect the separator vessel, seals, and oil return components during replacement.
Working Principle
The 23675010 air oil separator operates after the compression stage in an oil-injected rotary screw compressor. During compression, lubricant mixes with the air to help manage heat, sealing, and mechanical lubrication. The resulting mixture must pass through the separation system before the compressed air proceeds to downstream equipment.
The separation process follows this general sequence:
Air-Oil Mixture → Separator Vessel → Separator Element → Separated Compressed Air → Downstream Air Circuit
As the mixture enters the separator assembly, the bulk oil is separated from the air, while the separator element captures finer oil droplets that remain entrained in the gas stream. These droplets collect within the element and coalesce into larger quantities of oil. The recovered lubricant drains toward the designated collection area and can be returned to the compressor through the oil recovery line, where the system incorporates one.
The separated air then continues toward the compressor’s minimum pressure valve, cooler, or other downstream components according to the machine configuration. The separator itself does not control compressor discharge pressure; its function is to reduce the amount of oil carried out with the compressed air.
As the element accumulates contamination, its resistance to airflow may increase. Excessive pressure drop can raise the energy required to move air through the separation stage. A damaged element or a fault in the oil recovery arrangement may also contribute to excessive oil carryover.
When investigating these symptoms, technicians should examine the separator element together with the oil return line, recovery orifice, seals, and operating conditions. Replacing the element without checking related components may leave the original problem unresolved.
Role in a Rotary Screw Compressor System
The 23675010 separator element sits within the oil separation stage of the compressor. It works with the separator vessel and associated oil recovery components to keep the compressed-air stream and circulating lubricant in their intended paths.
Airend → Air-Oil Mixture → Separator Vessel and Element → Separated Compressed Air → Downstream Air Treatment
Separated Oil → Collection Area → Oil Recovery Arrangement → Compressor Lubrication Circuit
| System Element | Function |
|---|---|
| Rotary Screw Airend | Compresses incoming air while lubricant participates in the compression process |
| Separator Vessel | Receives the air-oil mixture and houses the separation element |
| 23675010 Separator Element | Captures fine oil droplets from the compressed-air stream |
| Oil Recovery Line | Returns collected oil through the designated recovery path |
| Minimum Pressure Valve | Maintains the required pressure conditions where incorporated into the system |
| Air Cooler | Reduces compressed-air temperature downstream where fitted |
| Oil Circuit | Circulates recovered lubricant through the compressor |
| Differential Pressure Monitoring | Helps identify excessive restriction where suitable monitoring is provided |
The separator element must match the vessel and the compressor’s operating requirements. Correct installation and an unobstructed oil recovery path are both necessary for effective separation.
Industrial Applications
| Application | Typical Use |
|---|---|
| Rotary Screw Air Compressors | Separating lubricant from compressed air in oil-injected compression systems |
| Manufacturing Plants | Maintaining air quality for production equipment supplied by central compressors |
| Automotive Production | Supporting compressed-air systems used for assembly and general plant operations |
| Metalworking Facilities | Limiting oil carryover into downstream air treatment and distribution systems |
| Packaging Operations | Maintaining the condition of compressed-air equipment serving production lines |
| Industrial Maintenance Workshops | Replacing separator elements during compressor servicing |
| Preventive Maintenance Programs | Monitoring separator pressure drop and oil carryover trends |
| Compressor Overhauls | Inspecting the separator vessel, oil return arrangement, and associated sealing surfaces |
The 23675010 element is intended for compatible compressor configurations. Applications requiring a particular compressed-air purity level may also need downstream filtration and air treatment appropriate to the process.
Installation and Maintenance
- Verify the replacement part: Confirm that 47629378001 and 23675010 match the separator specified for the exact compressor configuration.
- Shut down and isolate the compressor: Disconnect the relevant energy sources and follow the prescribed lockout procedure before beginning maintenance.
- Release stored pressure: Ensure that the separator vessel and associated circuit are fully depressurized according to the equipment service procedure.
- Inspect the surrounding assembly: Check the separator vessel, covers, connections, and accessible sealing surfaces for damage or signs of leakage.
- Remove the existing element: Follow the specified removal procedure and avoid introducing dirt into the clean-air or oil recovery passages.
- Check the sealing components: Inspect the relevant seals and mating surfaces, replacing damaged components as required by the service instructions.
- Inspect the oil recovery arrangement: Check the recovery line and associated passages for obstruction, contamination, or incorrect routing.
- Prepare the replacement element: Verify its identity and condition before installation, and keep the separation media free from dirt and handling damage.
- Install the element correctly: Position and secure the separator according to the specified assembly procedure without damaging its sealing interfaces.
- Reassemble the vessel: Follow the prescribed tightening sequence and torque requirements for the relevant fasteners and connections.
- Check operation after servicing: Return the compressor to service using the approved startup procedure, then inspect for leakage and monitor separator-related operating indications.
- Record maintenance findings: Document the replacement date, operating hours, observed contamination, and any abnormal pressure-drop or oil-carryover symptoms.
If excessive oil carryover continues after replacement, investigate the oil return line, separator installation, lubricant level, and operating conditions. A new separator element will not necessarily correct faults elsewhere in the separation system.
Compatible System Components
The following components are associated with the operation and maintenance of a rotary screw compressor’s oil separation system. Exact part numbers depend on the compressor model and configuration.
| Component | Function |
|---|---|
| Separator Vessel | Houses the separator element and receives the compressed air-oil mixture |
| Oil Recovery Line | Returns separated lubricant to the designated point in the compressor circuit |
| Oil Recovery Orifice | Controls oil return flow where incorporated into the assembly |
| Minimum Pressure Valve | Maintains required system pressure and directs discharge flow |
| Compressor Airend | Produces the compressed air-oil mixture |
| Lubrication Circuit | Circulates oil through the compressor’s designated lubrication path |
| Downstream Air-Oil Cooler | Reduces compressed-air temperature after separation where fitted |
| Air Line Filter | Removes specified residual contaminants from compressed air downstream |
Recommended Related Models
| Model | Product Type | Relevance |
|---|---|---|
| Ingersoll Rand 23676455 | Air Filter Element | Related filtration component used in compressor maintenance |
| Ingersoll Rand 23708423 | Air Oil Separator Element | Another separator element requiring configuration-specific compatibility checks |
| Ingersoll Rand 38008587 | Air Oil Separator Element | Related compressor separator replacement part |
| Ingersoll Rand 39831888 | Air Oil Separator Element | Related separator element for a different compressor configuration |
| Ingersoll Rand 54509427 | Air Oil Separator Element | Alternative separator part number requiring model verification |
| Ingersoll Rand 92890334 | Air Oil Separator Element | Related separator replacement component |
Key Advantages
- Separates fine oil droplets from compressed air in the designated separator vessel.
- Helps control lubricant carryover into downstream equipment.
- Supports the compressor’s oil recovery and circulation process.
- Allows separator condition to be addressed during scheduled maintenance.
- Provides a specific component number for replacement identification.
Technical FAQs
Which compressor configurations should be checked when selecting the 23675010 separator?
The part is associated with certain R37i, R37n, R45i, R45n, RS30ie, and RS37ie compressor versions. Compatibility should be confirmed against the complete compressor model and existing separator part number because machines within the same series may use different elements.
What could cause high oil carryover after installing a new 23675010 separator?
Possible causes include an incorrectly seated element, a damaged seal, a blocked oil recovery line, a faulty recovery orifice, excessive lubricant level, or operating conditions outside the intended range. Check the entire separation arrangement before concluding that the replacement element is defective.
How can excessive pressure drop across the separator be investigated?
Review the separator-related pressure indications using the compressor’s prescribed diagnostic procedure and compare them with the applicable service limits. Also consider element contamination, incorrect installation, and restrictions in the surrounding flow path. Do not apply a universal pressure-drop threshold without the relevant model specifications.
Why must the oil recovery line be checked when replacing the separator?
The separator captures oil droplets, but the recovered lubricant must also leave the collection area through the intended recovery path. If that path is obstructed or incorrectly assembled, oil can accumulate in the separator and contribute to increased oil carryover into the compressed-air stream.