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General| Brand | DG Flugzeugbau |
|---|---|
| Model | LS4 |
| Category | Planer |
| Language | English |
Lists amendments to the manual with dates and descriptions.
Instructions for airframe repairs and approved repair methods.
Specifies the maximum operating time and inspection intervals.
Details life limitations for safety harness and other components.
Refers to manufacturer instructions for service times of equipment.
Describes the wing construction and wingtips including variants.
Describes aileron control systems for different variants.
Describes elevator and trim system activation and controls.
Describes the rudder control system operation.
Describes the wheel brake operation.
Describes air brake controls for different variants.
Details water ballast systems and control system sketches.
Describes cockpit structure and controls for different variants.
Describes canopy types and emergency release mechanisms.
Describes instrument panel specifications for different variants.
Specifies use and weight limits for baggage compartment.
Describes oxygen system specifications.
Describes landing gear operation and features.
Describes the wheel brake operation.
Provides caution on corrosion and thread reach for control systems.
Shows diagrams of pressure ports for different variants.
Shows location of drain orifices.
Specifies colour code for instrument lines.
Step-by-step guide for weighing the sailplane.
Details how to determine minimum cockpit load and examples.
Provides tables for empty mass C.G. range.
Discusses maximum mass of non-lifting parts.
Outlines daily and annual inspection procedures.
Lists components for extraordinary inspections after rough landings.
Details inspection procedures for extending service life.
Provides lubrication frequency and lubricant types for various parts.
Provides instructions for removing and installing control surfaces.
Details installation of gap seals and turbulators.
Details removal and installation of seat shells for different variants.
Describes adjustments for water ballast valves.
Describes removal and installation of wing water ballast bags.
Describes removal and installation of the tail fin water ballast tank.
Describes removal and installation of the C.G. Hook.
Describes removal and installation of the nose hook.
Describes function check and operation of canopy emergency release.
Specifies deflection limits for rudder, aileron, and elevator.
Provides weight and mass balance data for control surfaces.
Specifies acceptable free play for control surfaces.
Specifies acceptable friction for control surfaces.
Provides deflection limits for LS4-b elevator.
Lists placards for LS4, including minimum cockpit load.
Lists placards for LS4-a, including max takeoff mass.
Lists placards for LS4-b, including max takeoff mass.
Describes installation of ballast under the instrument panel.
Describes installation of rear trim weight holder and ballast.
Details installation of equipment in the baggage compartment.
Lists airspeed indicator models and TCDS numbers.
Lists altimeter models and TCDS numbers.
Lists seat belt harness manufacturers and TCDS numbers.
Lists compass manufacturers and TCDS numbers.
Lists UHF transmitter/receiver models and TCDS numbers.
Lists variometer models and TCDS numbers.
Lists turn and bank indicator manufacturers and TCDS numbers.
Lists thermometer manufacturer and type.
Details battery requirements and fuse positions.
Lists optional equipment like transponders and gliders computers.
Lists resin and hardener systems for repairs.
Lists fibre glass fabric types, mass, and usage.
Lists fibre glass roving types.
Lists carbon fibre fabric types and usage.
Lists polyester fabric types and usage.
Lists types of foam used in construction.
Lists glue and hardener for canopy attachment.
Mentions hardening agent for canopy crack repair.
Describes fillers like cotton flocks and microballoons.
Lists paint types and mixing ratios.
Specifies warning colours for Nitro Cellulose Kombilack.
States where materials can be obtained.
Introduces basic repair instructions for minor GFRP damage.
Provides general guidelines for composite structure repairs.
Lists tools and facilities needed for FRP repairs.
Provides instructions and methods for FRP repairs.
Lists material types and overlap dimensions for repairs.
Details rudder cables, tow hook cables, and water ballast cables.
Cautions against pulling pushrods and greasing bearings.
Recommends polish for gelcoat protection against UV light.
Describes the polishing procedure using wax and cloth discs.
Specifies support areas for fuselage, wings, and horizontal tail.
Lists support areas for lifting the entire aircraft.
Provides guidance for ground towing.
Checklist for annual inspections, covering various aircraft parts.
Provides maintenance instructions for L'Hotellier joints.
