Model:
King Air C90 / C90A / C90GT / E90
Model type:
Twin-engine turboprop utility aircraft
Documentation type:
Factory Maintenance Service Manual and Illustrated Parts Catalog
Coverage:
C90, C90A, C90GT and E90 variants
Target audience:
Certified A&P mechanics, avionics technicians, repair stations and experienced owners
Primary use:
Maintenance reference and parts identification for King Air twin-turboprop fleet
Competitive advantage:
Factory-authored data with exploded part diagrams and official part numbers
Key features:
Bookmarked, searchable, indexed PDF with improved scan quality
Delivery:
Instant digital download
Included files:
2 files: Maintenance Service Manual and Illustrated Parts Catalog
Enhancements:
Bookmarks, searchable text, index, improved image quality
Manual type:
Factory service manual and illustrated parts catalog
Page count:
N/A - not specified for this listing
Illustrated breakdowns:
Exploded-view diagrams for all major assemblies
Part numbers:
Official Beechcraft part numbers for every illustrated item
Effectivity:
Covers C90, C90A, C90GT and E90 serial effectivity listings
Figure-to-parts linkage:
Numbered callouts keyed to parts tables
Powerplant:
Pratt & Whitney Canada PT6A turboprop engines and installations
Propellers:
Propeller installation and control components
Fuel system:
Fuel cells, boost pumps, lines, filters and controls
Landing gear:
Retraction, extension, wheels, brakes and struts
Flight controls:
Ailerons, elevators, rudder, trim and cables
Hydraulics:
Hydraulic power supply and actuating systems
Electrical:
DC generation, starter-generators, wiring and distribution
Avionics provisions:
Instrument panels, mounting and related hardware
Environmental:
Heating, ventilation, pressurization and air conditioning
Ice and rain:
Pneumatic deice boots, windshield heat, propeller deice
Airframe structure:
Fuselage, wings, empennage, cowls and access panels
Doors:
Cabin door, cargo door and emergency exits
Maintenance procedures:
Service, inspection, adjustment, removal and installation data
Torque values:
Factory fastener torque data where specified
Consumables:
Approved lubricants, sealants and adhesives references
Interchange data:
Supplier codes and manufacturer reference data
Units of measure:
Dimensions in inches with fractional and decimal values
Searchability:
Fully searchable text for rapid part number lookup
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Engines:
Two Pratt & Whitney Canada PT6A turboprops
C90 / C90A engines:
PT6A-21, 550 shp equivalent per engine
C90GT engines:
PT6A-135A, uprated version of the PT6A series
E90 engines:
PT6A-28 series turboprops
Configuration:
Free-turbine turboprop, reverse-flow combustion
Propeller:
Hartzell constant-speed, feathering, reversible pitch
Fuel:
Jet A / Jet A-1 / JP-4 per approved list
Detailed engine specs:
N/A - see engine OEM manual for full data
Wingspan:
Approx. 50 ft 3 in (C90/E90 series)
Length:
Approx. 35 ft 5 in (C90 series)
Height:
Approx. 14 ft 4 in
Wheelbase:
N/A - not specified in this catalog
Max ramp weight:
Approx. 9,700 lb (C90 series); E90 approx. 11,000 lb
Detailed weight data:
N/A - refer to aircraft POH for certified figures
Certification:
FAA Part 23 transport-category-level provisions for its era
Pressurization:
Cabin pressurization system
Emergency exits:
Overwing emergency exit provisions
Crash ratings:
N/A - not applicable to aircraft
Deicing:
Pneumatic wing/stabilizer boots, propeller and windshield deice
Landing gear:
Retractable tricycle gear with emergency extension
Fire protection:
Engine fire detection system
Pressurization:
Bleed-air cabin pressurization
Environmental:
Heating and air conditioning systems
Avionics:
Factory-installed avionics provisions; equipment varies by serial number
Instrumentation:
Turbine dual engine instrumentation
Autopilot:
Optional autopilot installations per original equipment
Modern avionics:
N/A - catalog reflects original factory equipment
Inspection program:
Factory inspection requirements and intervals referenced
Fluid specifications:
Approved oils, hydraulic fluids and greases listed in catalog
Torque data:
Fastener torque values where applicable
Detailed intervals:
N/A - refer to maintenance manual inspection chapters
Deice boots:
Periodic inspection and rejuvenation of pneumatic boots
Landing gear:
Strut servicing, brake and tire wear inspection
Propeller:
Hartzell hub, blade and deice boot inspection
Manufacturer:
Beech Aircraft Corporation (Beechcraft), Wichita, Kansas, USA
Production location:
Wichita, Kansas, USA
Model evolution:
C90 introduced 1971; C90A, C90GT and E90 progressive updates through the 1980s
King Air line:
Beechcraft's long-running twin-turboprop family since 1964
