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- Ingersoll Rand
- 47545137001 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 47545137001 99289894 Minimum Pressure Check Valve Repair Kit is a maintenance kit for servicing the minimum pressure check valve assembly in compatible compressor systems. This valve assembly helps maintain the required internal pressure during compressor operation and supports the controlled delivery of compressed air.
In oil-injected rotary screw compressors, the minimum pressure valve typically helps maintain pressure within the separator vessel before allowing air to flow downstream. It can also help prevent reverse airflow when the compressor stops, depending on the valve design. Wear or deterioration of internal sealing components can affect pressure regulation, air delivery, and system operation.
A repair kit allows maintenance personnel to service designated valve components without automatically replacing the entire assembly. It is useful during planned compressor maintenance or when inspection identifies wear in the valve’s serviceable parts.
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand | Ingersoll Rand |
| Part Number | 47545137001 |
| Associated Part Number | 99289894 |
| Product Type | Minimum Pressure Check Valve Repair Kit |
| Product Category | Compressor Valve Maintenance Kit |
| Primary Function | Servicing a minimum pressure check valve assembly |
| Application | Compatible industrial air compressors |
| Valve Function | Minimum pressure control and check-valve operation |
| Maintenance Purpose | Repair of serviceable valve components |
| Installation Location | Minimum pressure valve assembly |
| Service Method | Disassembly, component replacement, and reassembly |
| Equipment Type | Compatible compressor systems |
| Dimensions | 84 × 84 × 202 mm |
| Weight | 1.41 kg |
Product Features
- Valve maintenance support: Provides repair components for servicing the designated minimum pressure check valve assembly.
- Pressure control maintenance: Supports restoration of the valve’s intended pressure-control function when worn serviceable parts are responsible for the problem.
- Check-valve servicing: Helps maintain the valve’s role in controlling reverse airflow where this function is incorporated into the assembly.
- Targeted component replacement: Allows replacement of kit components instead of automatically replacing the complete valve assembly.
- Preventive maintenance: Can be included in scheduled compressor servicing and valve inspection procedures.
- Parts identification: The listed Ingersoll Rand part numbers support maintenance planning and spare-parts purchasing.
Working Principle
A minimum pressure check valve operates according to pressure conditions within the compressor system. During startup, it helps maintain the required internal pressure before compressed air is released to the downstream system. This pressure supports the operation of the oil separation and circulation arrangement in compatible oil-injected compressors.
Once the operating pressure reaches the valve’s opening conditions, compressed air can flow toward the outlet. The check-valve function helps restrict reverse airflow when downstream pressure exceeds the pressure on the compressor side, where the valve design provides this function.
The repair kit is used when serviceable components within the valve require replacement. Correct reassembly is important because damaged seals, worn moving parts, or incorrect installation can affect valve response and pressure behavior.
Role in an Industrial Compressor Pressure Control System
The minimum pressure check valve assembly contributes to pressure management between the compressor’s internal air/oil separation section and the downstream air circuit. Its condition can influence startup behavior, pressure stability, and the operation of the lubrication and separation system.
| System Element | Role |
|---|---|
| Compressor Airend | Produces compressed air in the compressor |
| Air/Oil Separator Vessel | Separates oil from compressed air in oil-injected systems |
| Minimum Pressure Check Valve | Maintains internal pressure and controls air release according to its design |
| Valve Repair Kit | Supplies replacement components for servicing the valve assembly |
| Downstream Air Circuit | Receives compressed air from the compressor |
| Lubrication Circuit | Circulates oil through designated compressor components |
| Maintenance Personnel | Inspect, repair, and test the valve assembly |
Industrial Applications
| Application Area | Potential Use |
|---|---|
| Industrial Air Compressors | Servicing minimum pressure check valve assemblies |
| Manufacturing Facilities | Maintaining compressor pressure-control components |
| Pneumatic Systems | Supporting stable compressed-air delivery |
| Plant Utility Systems | Maintenance of compressor equipment supplying plant air |
| Compressor Overhauls | Replacing worn valve components during scheduled service |
| Preventive Maintenance Programs | Planned inspection and repair of pressure-control assemblies |
Installation and Maintenance
- Identify the repair kit: Confirm the part number and intended compressor application before starting work.
- Shut down the compressor: Follow the manufacturer’s shutdown and electrical isolation procedure.
- Depressurize the system: Ensure that the compressor and associated pressure vessels are fully depressurized before opening the valve assembly.
- Allow components to cool: Wait until the equipment reaches a safe temperature for servicing.
- Access the valve assembly: Follow the equipment service procedure to reach the minimum pressure check valve.
- Inspect the valve: Check for wear, contamination, damaged sealing surfaces, and sticking moving parts.
- Disassemble carefully: Follow the prescribed sequence and retain reusable components that remain serviceable.
- Replace kit components: Install the supplied repair parts in their designated positions.
- Clean mating surfaces: Remove residue and contamination without damaging precision surfaces or seals.
- Reassemble the valve: Follow the manufacturer’s assembly sequence and tightening requirements.
- Test the compressor: Restore the system to service and check pressure behavior, air delivery, and leakage.
- Record the maintenance: Document replaced components, inspection findings, and commissioning results.
Compatible System Components
| Component | Function |
|---|---|
| Minimum Pressure Check Valve | Controls internal pressure and air release |
| Air/Oil Separator | Separates oil from compressed air |
| Compressor Airend | Generates compressed air |
| Pressure Gauge or Sensor | Monitors system pressure |
| Lubrication Circuit | Supplies oil to designated moving components |
| Downstream Air Piping | Carries compressed air to connected equipment |
| Compressor Service Components | Support routine inspection and maintenance |
Recommended Related Models
| Product or Part Number | Product Type | Relationship |
|---|---|---|
| Ingersoll Rand 47545137001 | Minimum Pressure Check Valve Repair Kit | Main product reference |
| Ingersoll Rand 99289894 | Minimum Pressure Check Valve Repair Kit Part Number | Associated product identification |
| Ingersoll Rand Air/Oil Separators | Separation Components | Related components in oil-injected compressor systems |
| Ingersoll Rand Oil Filters | Lubrication System Filters | Related compressor maintenance components |
| Ingersoll Rand Compressor Service Kits | Maintenance Kits | Related service supplies for applicable equipment |
Key Advantages
- Supports servicing of the minimum pressure check valve assembly.
- Helps restore valve operation when serviceable internal components are worn.
- Reduces the need for complete valve replacement when a kit repair is appropriate.
- Supports planned compressor maintenance and pressure-control troubleshooting.
- Helps maintenance teams identify the required service parts by part number.
Technical FAQs
1. What is the purpose of the Ingersoll Rand 47545137001 99289894 repair kit?
It is used to service the minimum pressure check valve assembly in compatible compressor systems by replacing designated serviceable components.
2. What symptoms may indicate a minimum pressure check valve problem?
Possible symptoms include abnormal startup pressure behavior, unstable internal pressure, restricted air delivery, or reverse airflow where the valve is intended to prevent it. Diagnosis should consider other compressor-system faults as well.
3. Can the repair kit replace the complete minimum pressure check valve?
The kit is intended for servicing designated components within the valve assembly. If the valve body or other non-serviceable parts are damaged, replacing the complete assembly may be necessary.
4. What should be checked after installing the repair kit?
Check the valve assembly for correct reassembly, leakage, abnormal pressure behavior, and proper compressed-air delivery during commissioning.