Propeller
Propeller construction, pitch control, synchronising and maintenance.
- 17.1→
Fundamentals
Level 2The blade as a rotating aerofoil, blade angle and twist, geometric/effective pitch and slip, and the forces on a blade.
- 17.2→
Propeller Construction
Level 2Blade materials, hub and spinner, leading-edge protection and propeller balancing.
- 17.3→
Propeller Pitch Control
Level 2The constant-speed propeller and governor, fine/coarse pitch, feathering and reverse.
- 17.4→
Propeller Synchronising
Level 2Synchronising RPM to remove the beat, and synchrophasing to reduce cabin noise.
- 17.5→
Propeller Ice Protection
Level 2Fluid (slinger-ring) anti-icing and electrical (heater-boot) de-icing, and the anti-ice vs de-ice distinction.
- 17.6→
Propeller Maintenance
Level 3Blade inspection and dressing of nicks, tracking and balancing, blade angle and functional checks, and shock-load inspection.
- 17.7→
Propeller Storage & Preservation
Level 2Corrosion protection, storage position, wooden-propeller care and de-preservation.
- 17 · EXAM→
Mock Exam
Level 2Timed EASA-style Category B1 paper across all seven sub-sections, 32 questions in 40 minutes, 75% to pass.