Schleicher ASK 21 Mi - User Manual

Alexander Schleicher GmbH & Co. Segelflugzeugbau
36163 Poppenhausen - Germany
Flight Manual
for the powered sailplane
ASK 21 Mi
Model: ASK 21 Mi
Serial Number:
Registration letters:
TC Data Sheet No.: EASA.A.221
Issue: December 1, 2007
Pages identified by “App.” are approved by the au-
thority as shown below:
................................................
Signature
................................................
Aviation Authority
................................................
Stamp
................................................
Original Date of Approval
This powered sailplane is to operate only in compliance with the operat-
ing instructions and limitations contained herein.
The translation has been done by best knowledge and judgment. In any
case the original text in German is authoritative.

Summary

Section 0: Introduction and Revisions

0.1 Record of Revisions

Details the manual's revision history and update procedures.

0.2 Index of Effective Pages

Section 1: General Information

1. General

Provides an overview of the aircraft and manual.

1.1 Introduction

Sets the context for the flight manual's purpose and scope.

1.2 Type Certification Basis

Details the regulatory standards and approvals for the aircraft.

1.3 Special Annotations

Explains emphasis marks like Warning, Caution, and Note.

1.4 Description and Technical Data

Provides key specifications and physical characteristics of the aircraft.

1.5 Three View Drawing

Illustrates the aircraft's overall dimensions and layout.

Section 2: Operating Limitations

2. Operating Limitations

Outlines critical limits for safe aircraft operation.

2.1 Introduction

Context for the operating limitations section.

2.2 Air Speed

Specifies critical airspeed limitations and their significance.

2.3 ASI Markings

Explains the color codes and significance of airspeed indicator markings.

2.4 Power-Plant

Details the engine specifications, power, and operating parameters.

2.5 Power-Plant Control Unit Markings

Describes the markings and functions of the engine control unit.

2.6 Mass (Weight)

Defines the maximum and minimum mass limits for safe operation.

2.7 Center of Gravity

Specifies the permissible center of gravity range for safe flight.

2.8 Approved Maneuvers

Lists the aerobatic and other maneuvers approved for the aircraft.

2.9 Maneuvering Load Factors

Defines the maximum load factors allowed during maneuvers.

2.10 Flight Crew

Specifies crew requirements and seating arrangements.

2.11 Types of Operation

Details the approved flight conditions and regulations.

2.12 Fuel and Oil

Specifies fuel types, capacities, and oil requirements.

2.13 Minimum Equipment

Lists the essential equipment required for flight operations.

2.14 Approved Launch Methods

Describes permitted methods for launching the aircraft.

2.15 Limitations Placard

Summarizes key operating limitations and placards.

Section 3: Emergency Procedures

3. Emergency Procedures

Provides step-by-step instructions for handling emergencies.

3.1 Introduction

Introduces the emergency checklist and procedures.

3.2 Jettisoning Canopies

Instructions for safely ejecting cockpit canopies in an emergency.

3.3 Bailing Out

Procedure for abandoning the aircraft in critical situations.

3.4 Stall Recovery

Methods for recovering from aircraft stalls.

3.5 Spin Recovery

Procedure for recovering the aircraft from a spin.

3.6 Spiral Dive Recovery

Steps to take to recover from a spiral dive.

3.7 Engine Failure

Actions to take in case of engine malfunction at different altitudes.

3.8 Fire

Procedures for handling engine compartment fires.

3.9 Other Emergencies

Addresses various other potential in-flight emergencies.

Section 4: Normal Operating Procedures

4. Normal Operating Procedures

Guides for standard flight operations and checks.

4.1 Introduction

Overview of daily inspections and normal operating procedures.

4.2 Rigging and De-rigging

Instructions for assembling and disassembling the aircraft.

4.3 Daily Inspection

Detailed checklist for daily pre-flight inspections.

4.4 Pre-Flight Checks

Essential checks to perform before every flight.

4.5 Normal Operation and Recommended Speeds

Covers standard flight operations and optimal speeds.

Section 5: Performances

5. Performances

Presents data on aircraft performance characteristics.

5.1 Introduction

Context for EASA-approved performance data.

5.2 EASA-Approved Data

Contains official data approved by the European Aviation Safety Agency.

5.2.1 ASI Indication Errors

Details potential errors in the Airspeed Indicator readings.

5.2.2 Stall Speeds

Provides critical stall speed data based on flight conditions.

5.2.3 Take-Off Performances

Specifies take-off distances and rolls under various conditions.

5.2.4 Flight Performance with Engine Running

Describes climb rates, cruise speeds, and range with engine power.

5.3 Additional Information

Includes supplementary performance-related data.

Section 6: Mass and Balance

6. Mass (Weight) and Balance, C.G. Position

Covers aircraft weight limits and center of gravity calculations.

6.1 Introduction

Explains load distribution limits for safe operation.

6.2 Mass (Weight) and Balance Form

Provides a form for recording aircraft loading and balance.

Section 7: Systems and Equipment

7. Description of the Powered Sailplane, its Systems and Equipment

Details the aircraft's systems, components, and their functions.

7.1 Introduction

Introduction to the aircraft systems and equipment.

7.2 Flight Controls and Trim

Explains the operation of primary flight controls and trim systems.

7.3 Air Brakes

Describes the function and operation of the air brake system.

7.4 Landing Gear

Details the aircraft's landing gear configuration and tire pressures.

7.5 Cockpit, Canopies, Safety Harness, and Instrument Panels

Covers cockpit layout, safety features, and instrument panel components.

7.6 Baggage Compartment

Information on the aircraft's baggage carrying capacity.

7.7 Power-Plant

Detailed description of the engine, its controls, and indicators.

7.8 Fuel and Oil Tank System

Explains the fuel and oil systems, capacities, and consumption.

7.9 Electrical System

Details the aircraft's electrical circuits and components.

7.10 Pitot and Static Pressure Systems

Describes the systems providing pressure data for flight instruments.

7.11 Miscellaneous Equipment

Covers optional equipment like ballast, oxygen, and ELT.

Section 8: Handling, Care and Maintenance

8. Handling, Care and Maintenance

Provides guidance on ground handling, servicing, and upkeep.

8.1 Introduction

Introduction to ground handling and maintenance procedures.

8.2 Powered Sailplane Inspection Periods

Specifies required inspection intervals and airworthiness renewal.

8.3 Powered Sailplane Alterations or Repairs

Guidelines for aircraft modifications and repair procedures.

8.4 Ground Handling; Road Transport

Instructions for safe parking, handling, and transportation.

8.5 Cleaning and Care

Recommendations for cleaning and maintaining the aircraft's exterior.

Section 9: Supplements

9. Supplements

Contains additional information and optional equipment details.

9.1 Introduction

Introduction to the supplements section.

9.2 List of Inserted Supplements

Lists supplements that have been added to the manual.

Schleicher ASK 21 Mi Specifications

General

Manufacturer	Alexander Schleicher GmbH & Co
Crew	2
Length	8.35 m (27 ft 5 in)
Aspect Ratio	16.1
Max Speed	280 km/h (174 mph, 151 knots)
Stall Speed	65 km/h (40 mph, 35 knots)
Type	Glider
Wingspan	17.00 m (55 ft 9 in)