Introduction
The Ingersoll Rand 47545139001 47545138001 Intake Valve Maintenance Kit is a specialized service reference for compatible New Cobra 90–160 / M90–160 rotary screw compressors. Current parts listings identify 47545139001 as an 8,000-hour preventive maintenance kit and 47545138001 as an intake valve maintenance kit with modification for the same general compressor family.
The intake valve is one of the compressor's key airflow-control components. Before compression begins, atmospheric air must enter the air-end in a controlled manner. The intake valve therefore works closely with the compressor's control system to regulate inlet conditions during loading, unloading, and other operating states.
When the intake valve is operating correctly, the compressor can respond predictably to demand. When its movement becomes restricted or sealing performance deteriorates, the resulting symptoms can range from unstable capacity control to abnormal loading behavior.
This makes intake-valve maintenance particularly relevant during a major scheduled service. The 47545139001 8,000-hour maintenance reference provides a broader maintenance framework, while 47545138001 focuses on a specific intake-air control function. Keeping both references in maintenance records helps distinguish the overall service program from the individual valve service component.
The “with modification” designation is especially important for procurement. It indicates that 47545138001 is not simply a generic intake-valve repair reference. The exact modification associated with the kit should be checked against the compressor's configuration and applicable service documentation before installation.
An intake-valve problem should not automatically be diagnosed as a mechanical valve failure. Control solenoids, pneumatic lines, actuators, sensors, controller outputs, and other associated components can produce similar symptoms. A complete diagnostic process is therefore recommended before replacing service components.
Correct part-number selection is equally important. Ingersoll Rand's parts listings contain several intake-valve references for different compressor generations and configurations. For example, 47548442001 is separately identified as an intake valve maintenance kit for New Cobra 90–160 / M90–160, while 47545138001 is specifically designated as the version with modification.
This distinction gives 47545138001 particular value for maintenance teams managing modified or configuration-specific equipment. Instead of relying on visual similarity between service kits, procurement personnel can use the exact part reference together with the compressor serial number to establish the correct application.
The kit should also be viewed as part of a wider maintenance strategy. Intake-air filtration, air/oil separation, minimum-pressure control, temperature regulation, and other service functions all interact with compressor performance. Addressing these areas during a scheduled maintenance event can provide a more comprehensive reliability approach.
Exact dimensions, weight, internal component list, package contents, and modification details for 47545138001 were not sufficiently verified from authoritative public documentation. These values are therefore intentionally not estimated and should be confirmed against the current applicable parts documentation.
For industrial operators, the practical benefit of 47545138001 is straightforward: it provides a clearly identified service reference for maintaining the intake-valve system on compatible New Cobra M90–160 equipment. Used with the correct compressor configuration and service procedure, it can support dependable airflow control and stable compressor operation.
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Ingersoll Rand |
| Maintenance Kit Reference | 47545139001 |
| Maintenance Program | 8,000-Hour Preventive Maintenance |
| Compressor Family | New Cobra 90–160 / M90–160 |
| Component Part Number | 47545138001 |
| Product Type | Intake Valve Maintenance Kit with Modification |
| Primary Function | Intake valve servicing and airflow-control maintenance |
| Application | Compressor inlet-air control system |
| Configuration | With modification |
| Valve Assembly | Application-specific; verify applicable parts documentation |
| Actuation Method | Application-specific |
| Control Interface | Application-specific |
| Internal Kit Components | Verify current bill of materials |
| Dimensions | Application-specific; verify applicable parts documentation |
| Weight | Application-specific; verify supplied product |
| Package Contents | Verify current 47545138001 bill of materials |
| Service Interval | Associated with scheduled preventive maintenance |
| Installation Procedure | Follow applicable Ingersoll Rand service documentation |
| Compatibility | Confirm compressor model and serial number before ordering |
The current parts listing confirms the product identity and its New Cobra 90–160 / M90–160 application, including the “with modification” designation. Exact dimensions, weight, internal contents, and modification details are not sufficiently documented in the available public source and should therefore be verified before purchase.
Recommended Companion Models
| Model | Product Name |
| 24172215 | Air Filter Element |
| 39911631 | Coolant Filter Element |
| 54509427 | Air/Oil Separator Element |
| 99289894 | Minimum Pressure Valve Service Kit |
These references address complementary filtration, separation, and pressure-control functions within the broader New Cobra M90–160 maintenance strategy. The associated parts listings identify these components among the service references used with the applicable maintenance program.
Frequently Selected Alternatives
| Model | Product Name |
| 47548442001 | Intake Valve Maintenance Kit |
| 47545136001 | Temperature Control Valve Maintenance Kit |
| 47545142001 | Gearbox Maintenance Kit |
| 47545143001 | Water Cooler Seal Maintenance Kit |
