Tool details

Engine compressor washer rig

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P/N: PWC32677-300

Country: ESTONIA

Manufactured by OEM: No

Quantity: 1


Engine Compressor Washer Rig

The Engine Compressor Washer Rig, part number PWC32677-300, is a specialized tool designed for the washing and maintenance of aircraft engine compressors. It offers precision control for fluid delivery and contamination removal, ensuring thorough and efficient cleaning processes for a variety of aircraft engines.

PWC32677-300 is a Pratt & Whitney Engine Compressor Washer recommended for PT6, PW100, PW300, PW500, PW600, and PW900 engines. 

The engine wash rig gauges combines an engine compressor washer with an in-situ fuel nozzle cleaning circuit for Pratt & Whitney Canada engines.

The control circuit has a built-in pneumatic logic system that provides for full adjustment of the cleaning solution and rinses fluid pulsation rates needed during the fuel nozzle cleaning.

With the unit being mounted on a hand cart, the wash system is operated by a standard shop compressed-air supply or another suitable regulated pressurized air source.


  • Part Number: PWC32677-300
  • Compatible Engine Types: Various Pratt & Whitney Canada models
  • Fluid Delivery Rate: Adjustable
  • Construction Material: Corrosion-resistant stainless steel and aluminum
  • Operational Pressure Range: 30-100 PSI (adjustable)
  • Fluid Capacity: Up to 5 gallons
  • Portability: Mounted on casters for ease of movement
  • Connection Type: Standard aerospace fittings


The Engine Compressor Washer Rig, with its designated part number PWC32677-300, is an essential tool for aviation maintenance teams. This rig is meticulously designed to meet the cleaning requirements of various Pratt & Whitney Canada engines, aiding in the removal of contaminants that can degrade engine performance and lead to premature wear. Utilizing adjustable fluid delivery rates, maintenance personnel can customize the wash intensity based on the specific engine's needs, while adhering to stringent aerospace cleaning protocols.

Constructed from high-quality, corrosion-resistant materials such as stainless steel and aluminum, the rig is both durable and lightweight. Its design includes a generous 5-gallon fluid capacity, ideal for comprehensive wash cycles without the need for constant refills. The rig's operational pressure range can be fine-tuned between 30 to 100 PSI, ensuring compatibility with different compressor wash specifications. The inclusion of standard aerospace fittings allows for quick and secure connections to engine compressor systems. For maximum convenience and mobility, the compressor washer rig is mounted on sturdy casters, easily maneuverable around the hangar or maintenance area.

By utilizing the PWC32677-300 Engine Compressor Washer Rig, maintenance professionals can ensure efficient, effective, and consistent cleaning of aircraft engine compressors, contributing to the longevity and reliability of the engines under their care. This tool not only assists in routine maintenance but also aligns with industry best practices for engine performance optimization and safety standards.