Low Pressure Valve Plate Assembly Compatible with Ingersoll Rand® 2545 Type 30 – 32293912

Product Overview

The Low Pressure Valve Plate Assembly, Part #32293912, is an independently manufactured replacement assembly designed for compatible use with Ingersoll Rand® 2545 Type 30 two-stage reciprocating air compressors.

This valve plate assembly is installed in the low-pressure (LP), first-stage 5-inch cylinder of the compressor pump. The assembly controls the movement of air into and out of the low-pressure cylinder during the compression cycle before the air moves to the high-pressure stage.

Over time, valve plates and related valve components can experience wear from continuous operation, elevated temperatures, contamination, carbon deposits, or normal mechanical fatigue. Worn or damaged valve components may contribute to reduced air delivery, longer pump-up times, excessive operating temperature, unusual compressor noise, or difficulty achieving normal operating pressure.

The 32293912 Low Pressure Valve Plate Assembly provides a convenient replacement solution when the existing low-pressure valve assembly requires service or replacement.

Key Features & Benefits

• Compatible replacement for reference part number 32293912

• Designed for compatible use with Ingersoll Rand® 2545 Type 30 compressors

• Low Pressure (LP) valve plate assembly for the 5-inch first-stage cylinder

• Includes the primary valve plate and associated valve components

• Designed to support proper intake and discharge airflow

• Helps restore proper low-pressure valve operation

• Suitable for compressor maintenance, repair, and rebuilding

• Convenient replacement when multiple low-pressure valve components require service

• Designed for proper fit and function in compatible applications

Reference Part Information

Reference Part Number: 32293912

Product Type: Low Pressure Valve Plate Assembly

Compressor Brand: Ingersoll Rand®

Compressor Series: Type 30

Compressor Model: 2545

Compressor Type: Two-Stage Reciprocating

Valve Stage: First Stage

Pressure Stage: Low Pressure

Cylinder Size: 5 Inch

Application: Compressor Pump Maintenance and Repair

Compatible Compressor Application

The 32293912 Low Pressure Valve Plate Assembly is designed for compatible use with the Ingersoll Rand® 2545 Type 30 compressor.

This assembly is associated with the 5-inch low-pressure first-stage cylinder of the Model 2545 compressor pump.

Before ordering, verify the compressor model and the reference part number of the valve plate assembly currently installed on your compressor.

Reference Part Number: 32293912

Application: Ingersoll Rand® 2545 Type 30 – 5-Inch Low Pressure / First Stage

Technical Specifications

Valve Plate Assembly Components

The 32293912 Low Pressure Valve Plate Assembly is a complete assembly consisting of the primary low-pressure valve plate and associated valve components.

The assembly includes the following component groups:

Low Pressure Valve Plate

Part Number: 32294274

The low-pressure valve plate provides the mounting and sealing structure for the first-stage valve components.

Low Pressure Intake Finger Valve

Part Number: 32294324

The intake finger valve controls airflow entering the low-pressure cylinder during the intake portion of the compression cycle.

Low Pressure Intake & Discharge Valve Retainers

Part Number: 32294340

The retainers secure the associated valve components within the valve plate assembly.

M4 × 12 Hex Head Screws

Part Number: 32247512

These screws are used to secure the associated valve components within the assembly.

Low Pressure Discharge Finger Valve

Part Number: 32294332

The discharge finger valve controls the movement of compressed air from the low-pressure cylinder toward the next stage of the compressor.

Low Pressure Discharge Valve Damper

Part Number: 32294365

The damper supports the proper movement and operation of the discharge valve components.

M4 Hex Nuts

Part Number: 32248171

The M4 hex nuts are used with the associated valve assembly hardware.

How the Low Pressure Valve Plate Works

The Ingersoll Rand® 2545 Type 30 is a two-stage reciprocating compressor. During the first stage, the low-pressure cylinder draws atmospheric air into the cylinder and compresses it before the air moves toward the high-pressure cylinder.

The low-pressure valve plate assembly controls airflow through the intake and discharge valve components.

During the compression cycle:

1. Intake: The low-pressure intake valve allows air to enter the first-stage cylinder.

2. Compression: The piston moves through the cylinder and compresses the incoming air.

3. Discharge: The low-pressure discharge valve opens as required to allow compressed air to leave the first-stage cylinder.

4. Transfer to Second Stage: The compressed air continues toward the high-pressure stage for further compression.

Proper operation of the low-pressure valve system is important for maintaining appropriate airflow and compressor performance.

Common Symptoms of Low Pressure Valve Wear

A worn or damaged low-pressure valve plate assembly may contribute to:

• Reduced air delivery

• Longer compressor pump-up time

• Difficulty reaching normal operating pressure

• Excessive compressor operating temperature

• Unusual valve or compressor noise

• Reduced compressor efficiency

• Air leakage through the valve system

• Increased compressor operating time

• Poor performance during continuous operation

These symptoms can have multiple causes. A complete inspection of the valve plate, valves, gaskets, cylinder, and related components should be performed before replacing the assembly.

Common Causes of Valve Plate & Valve Component Wear

Low-pressure valve components may experience wear due to:

• Normal operating cycles

• Continuous compressor operation

• Excessive operating temperature

• Contaminated intake air

• Carbon or deposit buildup

• Improper maintenance

• Valve fatigue

• Mechanical damage

• Incorrect installation

• Previous component failure

Regular inspection of valve components during scheduled compressor maintenance can help identify wear before it causes more extensive compressor problems.

When Should the Low Pressure Valve Plate Be Replaced?

Replacement may be appropriate when:

• The valve plate is cracked, damaged, or excessively worn.

• Intake or discharge valve components are damaged.

• Valve components are no longer seating correctly.

• The compressor shows reduced air delivery.

• The compressor requires significantly longer pump-up time.

• Excessive valve leakage is detected.

• The compressor is being rebuilt or undergoing major service.

• Inspection identifies damage to the valve plate or associated components.

Whenever the cylinder head and valve plate are removed, inspect the related gasket and sealing surfaces before reassembly.

Installation Notes

Installation Difficulty: Moderate to Advanced

Before servicing the compressor:

• Disconnect electrical power.

• Completely relieve air pressure from the receiver tank.

• Allow the compressor to cool before beginning service.

• Remove the cylinder head according to the applicable service procedure.

• Carefully remove the existing valve plate assembly.

• Clean all gasket and sealing surfaces thoroughly.

• Inspect the cylinder head and cylinder surface for damage.

• Inspect the valve plate and valve components.

• Install new sealing components as required.

• Ensure valve components are correctly positioned before tightening.

• Tighten fasteners according to the applicable service procedure and specifications.

Important: Torque values and installation procedures should be verified using the appropriate service documentation for the compressor configuration being serviced.

Maintenance Tip

When replacing the 32293912 Low Pressure Valve Plate Assembly, inspect the following components at the same time:

• Low Pressure Cylinder Head

• Low Pressure Head Gasket

• Valve Plate Sealing Components

• Low Pressure Intake Valve

• Low Pressure Discharge Valve

• Valve Retainers

• Valve Damper

• Cylinder Bore

• Piston and Piston Rings

• Intercooler Components

Inspecting related components during the same service can help identify the underlying cause of valve failure and reduce the possibility of repeated repairs.

Inspection Checklist

Before installation, inspect:

☐ Low-pressure cylinder head

☐ Valve plate sealing surface

☐ Intake valve components

☐ Discharge valve components

☐ Valve retainers

☐ Valve damper

☐ Gasket and sealing surfaces

☐ Cylinder bore

☐ Piston and piston rings

☐ Fasteners and threads

☐ Carbon deposits or contamination

What’s Included

The 32293912 Low Pressure Valve Plate Assembly includes the primary low-pressure valve plate and associated valve components for the compatible Model 2545 application.

The assembly includes:

• One (1) Low Pressure Valve Plate – 32294274

• One (1) Low Pressure Intake Finger Valve – 32294324

• Two (2) Low Pressure Intake & Discharge Valve Retainers – 32294340

• Four (4) M4 × 12 Hex Head Screws – 32247512

• One (1) Low Pressure Discharge Finger Valve – 32294332

• One (1) Low Pressure Discharge Valve Damper – 32294365

• Four (4) M4 Hex Nuts – 32248171

Please verify the physical contents of the supplied assembly before installation.

What’s Not Included

Unless specifically stated in the product listing, this product does not include:

• Low Pressure Cylinder Head

• Head Gasket

• Separate Valve Plate Sealing Components

• High Pressure Valve Plate Assembly

• High Pressure Valve Components

• Cylinder

• Piston

• Piston Rings

• Intercooler Components

• Compressor components not specifically listed as included

Compatibility Verification

This product is a compatible replacement Low Pressure Valve Plate Assembly identified by reference part number 32293912 and designed for compatible use with the Ingersoll Rand® 2545 Type 30 compressor.

Before ordering, verify:

1. Compressor model
2. Compressor series
3. Existing valve plate reference number
4. Low-pressure / first-stage application
5. Existing valve configuration
6. Component dimensions and configuration

Reference Part Number: 32293912

Application: Ingersoll Rand® 2545 Type 30 – Low Pressure / First Stage – 5-Inch Cylinder

If you are unsure whether this valve plate assembly is suitable for your compressor, provide the compressor model, serial number, and existing valve plate part number for compatibility verification.

Frequently Asked Questions

Is this an Ingersoll Rand® manufactured part?

No. This is an independently manufactured compatible replacement valve plate assembly designed for use with compatible compressor applications.

What is part number 32293912?

32293912 is the reference part number for the Low Pressure (5-inch) Valve Plate Assembly used in the Model 2545 compressor application.

Is 32293912 the high-pressure or low-pressure valve plate?

It is the Low Pressure (LP) valve plate assembly. It is used with the 5-inch first-stage cylinder of the Model 2545 compressor.

What components are included in the 32293912 assembly?

The assembly includes the low-pressure valve plate, intake and discharge finger valves, valve retainers, discharge valve damper, screws, and nuts.

Is the high-pressure valve plate included?

No. The high-pressure valve plate is a separate assembly with a different reference part number.

Does this include the head gasket?

Unless specifically stated in the product listing, the head gasket is not included. The valve plate assembly is a separate component from the cylinder-head gasket.

What are the symptoms of a worn low-pressure valve plate?

Possible symptoms include reduced air delivery, longer pump-up times, excessive operating temperature, unusual compressor noise, and difficulty achieving normal operating pressure. These symptoms can have several possible causes, so the valve system should be inspected before replacement.

Should I replace the gasket when replacing the valve plate?

It is generally recommended to inspect and replace applicable gaskets or sealing components whenever the cylinder head and valve plate are removed, particularly if the existing sealing components show compression damage, wear, or deterioration.

Can I install this valve plate myself?

Installation requires mechanical knowledge and appropriate tools. If you are not experienced with reciprocating compressor service, installation should be performed by a qualified technician.

Trademark & Compatibility Notice

Ingersoll Rand® is a registered trademark of its respective owner. The Ingersoll Rand® name, compressor model numbers, and reference part numbers are used on this page solely to identify the equipment and applications for which this independently manufactured replacement product is designed.

This product is not manufactured by, sponsored by, endorsed by, or affiliated with Ingersoll Rand.