Pratt & Whitney
PW4000-94 Engine
The first model in the PW4000 family, the PW9000-94 entered revenue service in 1987. Delta TechOps has serviced these engines since 1990.
Services
- Modification, repair and overhaul
- Full Restoration/Overhaul (All Modules)
- Hospital Visit (Check/Repair)
- Light Maintenance (Minimal penetration)
- Performance restoration (Gas Path)
- 1st run warranty repairs
- Repair service for engine components Electronic Engine Control (EEC), Line Replaceable Units (LRUs) including Quick Engine Change (QEC) and basic engine parts
- On-wing support
- Engine condition and trend monitoring
- Non-destructive testing and diagnostics
- FPI (Fluorescent & Penetrant Inspection)
- MPI (Magnetic Particle Inspection)
- Immersion Ultra-Sonic NDT
- RF and Eddy Current NDT
- Borescope
- Engineering support
- AOG support worldwide, 24/365 – available to customers
- Provisioning of lease engines and spare parts through Delta TechOps’ Inventory Exchange support
- Customized Complete Fleet™ programs
- ISO 9001 certification
- FAA/EASA dual release capability
- FAR Part 145 and Part 121 repair authority

Technical Specifications
- Max. thrust:
- 275.8 kN
- Bypass ratio:
- 5:1
- Pressure ratio:
- 32.3:1
- Length:
- 3901 mm
- Max. diameter:
- 2386 mm
- Weight:
- 4341 kg