Atlas Copco Oil Separator 1614905400

The Atlas Copco Oil Separator 1614905400 is an air/oil separator element designed for selected oil-injected rotary screw compressor systems. The part is also commonly written as 1614 9054 00 or 1614-9054-00.

Oil-injected screw compressors mix oil with compressed air during the compression process. The system then needs to separate the oil from the compressed air before delivering the air to the downstream circuit. The oil separator performs this important filtration and separation function.

Public parts references associate 1614905400 with selected Atlas Copco GA90 and GA110 applications. Other references also list 1614905499 and 2906056400 as related part numbers.

Separate Oil From Compressed Air

The compressor creates an oil-and-air mixture during compression. The separator element captures oil droplets while allowing compressed air to continue through the system.

A coalescing separator works by causing fine oil droplets to combine into larger droplets. The separated oil can then return to the compressor oil circuit through the appropriate scavenge system.

This process helps control oil carryover and supports the compressor’s intended air and oil management system.

Reduce Oil Carryover

Oil carryover can reduce compressed-air quality and increase oil consumption. A properly functioning separator helps limit the amount of compressor oil that remains in the compressed-air stream.

The 1614905400 oil separator therefore plays an important role in maintaining the separation process in applicable compressor systems.

However, excessive oil carryover does not always indicate a separator problem. Technicians should also inspect oil level, lubricant condition, scavenge components, operating conditions and other parts of the oil circuit when diagnosing the system.

Support Clean Compressed Air

The separator helps remove oil from compressed air before the air moves into the downstream system.

Cleaner compressed air can be particularly important where pneumatic equipment, production processes or air-treatment equipment require controlled oil carryover.

The actual air-quality result depends on the complete compressor system, separator condition, lubricant, operating conditions and maintenance practices. Therefore, users should select the correct separator for the specific compressor rather than treating the part as universally compatible.

Support Compressor Performance

A properly maintained oil-separation system helps the compressor maintain its intended operating conditions.

When a separator becomes restricted or reaches the end of its useful service condition, pressure drop across the separator can change. This may affect compressor operation and energy consumption.

Installing the correct replacement separator can help restore the intended separation system when the existing component requires replacement.

Check the Correct Compressor Application

Application verification is especially important for 1614905400.

Public parts references associate the part with GA90, GA110, G110 and G110 W applications. One replacement reference specifically lists GA90 and GA110 applications.

Atlas Copco documentation also distinguishes 1614905400 from 1614905600. A parts reference for GA110–160 configurations lists 1614905400 for GA110 and 1614905600 for GA132–GA160.

This difference makes model and serial-number verification essential before ordering.

Check Related Part Numbers

The following numbers appear as related references for the 1614905400 separator:

• 1614905400
• 1614 9054 00
• 1614-9054-00
• 1614905499
• 2906056400

These numbers can assist with product identification and cross-referencing. However, a cross-reference should not replace application verification.

Verify the Separator Dimensions

Public replacement-filter sources list dimensions around 596 mm maximum outer diameter, 350 mm outer diameter, 264 mm inner diameter and 280 mm height for a 1614905400 replacement element. These figures come from aftermarket/reference sources rather than an official Atlas Copco specification, so buyers should verify dimensions against the existing separator before using them as a purchasing specification.

Physical verification can help prevent incorrect replacement-part selection.

Monitor Oil Carryover

Operators should monitor the compressor for changes in oil carryover and oil consumption.

Possible signs that require investigation include:

• Increased oil consumption
• Oil appearing in downstream air equipment
• Increased separator pressure differential
• Changes in compressor performance
• Unusual oil-separation behavior

These symptoms can have several causes, so technicians should inspect the complete oil-separation and scavenge system before replacing the separator.

Replace the Separator During Maintenance

Oil separators form part of a compressor’s maintenance system. The appropriate replacement interval depends on the compressor model, operating conditions, lubricant, ambient environment and maintenance program.

Some aftermarket sources quote operating-hour figures for their replacement elements, but those figures should not be treated as a universal service interval for every Atlas Copco compressor. Follow the applicable compressor documentation and maintenance recommendations.

Choose the Correct Replacement Part

Choosing the correct oil separator requires more than matching the Atlas Copco brand.

Before ordering 1614905400, check:

1. Compressor model
2. Compressor serial number
3. Existing separator part number
4. Separator dimensions and configuration
5. Applicable maintenance documentation

Atlas Copco’s Parts Online platform also states that parts can be searched using serial number, model or product family, which reinforces the importance of application-specific identification.

Choose AirMake Solution for Compressor Parts

AirMake Solution supplies air compressor spare parts and replacement components for industrial compressor maintenance.

If you need the Atlas Copco Oil Separator 1614905400, provide the compressor model and serial number along with the existing separator part number. This information helps verify the correct application before ordering.

AirMake Solution offers a range of compressor components, including oil separators, oil filters, air filters, intake valves, sensors and other air compressor spare parts.

Order Atlas Copco Oil Separator 1614905400

The Atlas Copco Oil Separator 1614905400 / 1614 9054 00 supports the air/oil separation process in applicable Atlas Copco oil-injected screw compressors. It helps separate oil from compressed air, control oil carryover and support the compressor’s oil-management system.

For accurate part selection, always verify the compressor model, serial number and existing part number before purchasing.