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- Ingersoll Rand
- 47550996001 99289894
- Minimum Pressure Check Valve Repair Kit
- USA
- 84 × 84 × 202 mm
- 1.41 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Ingersoll Rand 47550996001 99289894 is a Minimum Pressure Check Valve Repair Kit intended for maintenance of compatible Ingersoll Rand compressor systems. It contains replacement components used to service the minimum pressure and check-valve assembly rather than replacing the complete valve assembly.
The minimum pressure/check valve arrangement is typically located in the compressed-air and separator circuit of an oil-injected compressor. It helps maintain the required pressure within the separator system during operation while also controlling the direction of air movement through the associated circuit.
A repair kit is useful when the valve body and main mechanical assembly remain serviceable but internal sealing or valve components require replacement. Using the appropriate repair kit can restore the existing valve assembly while keeping the compressor’s original configuration.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Model | 47550996001 |
| Part Number | 99289894 |
| Product Type | Minimum Pressure Check Valve Repair Kit |
| Manufacturer | Ingersoll Rand |
| Product Category | Compressor Replacement Part |
| Application | Industrial Air Compressor |
| Valve Function | Minimum Pressure Control and Check Function |
| Primary Purpose | Valve Assembly Repair |
| System Position | Compressor Air / Separator Circuit |
| Service Function | Replacement of Valve Service Components |
| Application Type | Compressor Maintenance and Repair |
| Equipment Compatibility | Compatible Ingersoll Rand Compressor Systems |
| Dimensions | 84 × 84 × 202 mm |
| Weight | 1.41 kg |
Product Features
- Provides replacement components for servicing a compatible minimum pressure check valve assembly.
- Supports maintenance of the compressor’s air and separator circuit.
- Combines minimum-pressure and check-valve service functionality within one repair kit.
- Intended for repair work where the existing valve assembly can remain in service.
- Helps restore the mechanical and sealing condition of the serviced valve.
- Suitable for scheduled compressor maintenance and corrective repair.
- Supports continued use of the original valve arrangement after component replacement.
- Useful during compressor overhaul and refurbishment activities.
- Intended for compatible Ingersoll Rand equipment using the corresponding repair-kit part number.
- Helps reduce the need to replace the complete valve assembly when only service components require renewal.
Working Principle
The 99289894 repair kit itself does not control compressor pressure. Instead, it supplies replacement components used to restore the operating condition of the minimum pressure check valve assembly.
During compressor operation, the valve assembly works within the air/separator circuit. The minimum-pressure function helps establish the pressure conditions required within the compressor system, while the check function helps prevent unwanted reverse airflow when system conditions change.
Compressor Air / Separator Circuit → Minimum Pressure Check Valve → Downstream Air System
When internal valve components, seals, or other service parts become worn or damaged, the repair kit can be used to renew the affected components. Once correctly serviced, the valve can again perform its intended pressure-control and non-return functions.
The repair kit therefore belongs to the maintenance side of the compressor architecture. Its value is in restoring an existing valve assembly rather than acting as an independent control device.
Role in an Industrial Air Compressor Control and Air System
The minimum pressure check valve assembly sits within the compressor’s compressed-air and separator circuit. The 99289894 repair kit supports the maintenance of this mechanical control point so that the valve can continue to perform its intended function.
| System Layer | Typical Component | Function |
|---|---|---|
| Compression | Compressor Air-End | Produces compressed air and manages the compression process |
| Separation | Air/Oil Separator | Separates oil from compressed air in compatible oil-injected systems |
| Pressure / Check Control | Minimum Pressure Check Valve | Maintains required system pressure conditions and limits reverse airflow |
| Service | 99289894 Repair Kit | Provides replacement components for valve maintenance |
| Air Treatment | Dryer / Downstream Filter | Conditions compressed air for downstream use |
| Distribution | Air Receiver / Piping | Stores and distributes compressed air |
| End Use | Pneumatic Equipment | Consumes compressed air for industrial processes |
Industrial Applications
| Application | Typical Use |
|---|---|
| Industrial Air Compressors | Services the minimum pressure check valve assembly |
| Manufacturing Plants | Supports compressor valve maintenance in plant air systems |
| Automotive Production | Used during planned compressor servicing |
| Chemical Processing | Supports maintenance of compatible oil-injected compressor systems |
| Food and Beverage Facilities | Used for compressor maintenance where the corresponding valve is installed |
| Pharmaceutical Facilities | Supports planned service of compatible compressed-air equipment |
| Power and Utility Facilities | Maintains compressor air-system valve assemblies |
| General Plant Utilities | Used during repair of compressor pressure/check-valve components |
| Compressor Overhaul | Provides replacement service components during refurbishment |
Installation and Maintenance
- Confirm that repair kit 47550996001 / 99289894 matches the compressor model and minimum pressure check valve assembly.
- Shut down the compressor and isolate it from electrical power and compressed-air pressure according to the plant safety procedure.
- Verify that stored pressure has been safely released before opening the relevant valve assembly.
- Identify the valve assembly and document the existing component arrangement before disassembly.
- Remove the valve components according to the applicable compressor service procedure.
- Inspect the valve body, sealing surfaces, passages, and mechanical interfaces for wear or damage.
- Compare the repair-kit components with the removed parts before installation.
- Clean the service area and valve components as required while preventing contamination of the air circuit.
- Install the replacement components in the correct positions and orientation.
- Reassemble the valve and verify that all retaining and sealing components are correctly secured.
- Restore the compressor to service and check for leakage, abnormal pressure behavior, or other operating indications.
- Record the repair-kit part number, service date, compressor identification, and valve maintenance findings for future servicing.
Related Components
| Component | Function in the System |
|---|---|
| Ingersoll Rand Air Compressor | Provides the compression process and associated air system |
| Compressor Air-End | Generates compressed air and supports the compression process |
| Air/Oil Separator | Separates compressor oil from compressed air |
| Minimum Pressure Check Valve | Controls minimum pressure conditions and prevents reverse airflow |
| Separator Vessel | Houses the air/oil separation arrangement in compatible systems |
| Oil Filter | Filters contaminants from circulating compressor lubricant |
| Air Filter | Removes contaminants from incoming compressor air |
| Oil Return Circuit | Returns separated oil to the compressor oil system |
| Air Receiver | Stores compressed air downstream of the compressor |
| Compressor Controller | Monitors and manages compressor operating functions |
Recommended Related Models
| Model | Product Type | Typical Relationship |
|---|---|---|
| Ingersoll Rand 47550996001 54509427 | Air/Oil Separator | Related compressor air/oil separation component |
| Ingersoll Rand 47550996001 39911631 | Oil Filter | Related compressor lubrication filtration component |
| Ingersoll Rand 47550996001 24172215 | Air Filter | Related compressor intake filtration component |
| Ingersoll Rand 47545144001 54509427 | Air/Oil Separator | Related compressor separator configuration |
| Ingersoll Rand 47639431001 24900458 | Oil Filter | Related compressor maintenance component |
Key Advantages
- Provides service components for a compatible minimum pressure check valve assembly.
- Supports maintenance of the compressor air and separator circuit.
- Allows serviceable valve assemblies to be repaired rather than automatically replaced as a complete unit.
- Helps restore valve sealing and mechanical functions during compressor maintenance.
- Suitable for planned servicing, repair, and compressor refurbishment.
- Maintains the existing compressor valve arrangement when the correct repair components are used.
Technical FAQs
What is the purpose of the 99289894 repair kit?
The 99289894 is used to service a compatible Ingersoll Rand minimum pressure check valve assembly. It provides replacement components needed to restore the valve’s intended mechanical and sealing functions.
What does the minimum pressure check valve do?
The valve assembly operates within the compressor air/separator circuit. Its minimum-pressure function helps maintain the required pressure conditions within the system, while its check function helps limit reverse airflow when operating conditions change.
When is a repair kit preferable to replacing the complete valve?
A repair kit can be appropriate when the existing valve body and major mechanical interfaces remain serviceable but internal components or seals require replacement. The condition of the complete valve should be assessed before deciding between repair and full replacement.
What should be checked after servicing the valve?
After reassembly, verify that the valve is correctly installed and inspect the compressor for leakage or abnormal pressure behavior during startup. The associated separator, air circuit, and valve connections should also be checked if operating conditions remain abnormal.