GE90-110B/-115B

Maintenance, Repair & Overhaul

GE90-110B/-115B

The GE90 Growth is the world's biggest and most powerful engine. The GE90 Growth versions GE90-110B and -115B are the exclusive powerplants for Boeing's latest additions to its 777 family of aircraft: the 777-200 LR (Long Range), the -300 ER (Extended Range) and the -200F (Freighter). The GE90 Growth is approved in the thrust range up to 110,000 pounds (GE90-110B) and 115,000 pounds (GE90-115B), respectively.

GE90 Growth MRO at MTU Maintenance
MTU Maintenance Hannover is one of the first maintenance providers worldwide licensed to repair and undertake major overhaul of the GE90 Growth.

Overview of maintenance capabilities

Customer-oriented and tailored service packages; customized repair solutions
Repair, maintenance and overhaul
MTU Shop Handling Guide with customer-specific appendices as a basis for customer-oriented and flight profile-optimized workscoping
Development and introduction of innovative high-tech repair processes (MTU^Plus repairs)
Comprehensive on-wing support, including on-site maintenance, e.g. fan propulsor split and QEC build up / exchange supports
AOG support: 24/7/365 AOG hotline and spare parts provisioning in AOG emergencies
Flexible high-performance engine trend monitoring; (MTU^Plus ETM)
Expert engineering support
Provisioning of lease engines through MTU's e-pool services

Facts

Two-shaft turbofan engine
Aerodynamically optimized fan blades in composite materials with titanium leading edges
Four-stage low-pressure compressor
Nine-stage high-pressure compressor
Two-stage high-pressure turbine
Six-stage low-pressure turbine

Support

On-site support, repair and overhaul at MTU Maintenance Hannover

Applications

Boeing 777-200LR
Boeing 777-300ER
Boeing 777 Freighter

Technical Data

	GE90-115B
Max. thrust	512 kN (115,000 lbf)
Bypass ratio	9:1
Pressure ratio	42:1
Length (installable spare)	7290 mm (287 in)
Fan diameter	3251 mm (128 in)
Dry weight	8282 kg (18,260 lbs)