Diamond DA40D Thielert Engine Specifications

DA40D Aircraft Specifications

• Stalling speed of DA40D with an AUW of 1150 Kg and in Ldg config with an angle of bank 30 deg: 55 KIAS

Performance

• DA40D reaches a constant gradient flying of 4.86%
• Load indications can be lower than 90% at high altitudes and high temperatures
• Max power produced by the engine: 99 Kw

Engine

• Type of engine used in DA40D: Common rail direct injection
• Engine cylinder construction: Inline Construction
• ECU stands for Engine Control Unit

Controls

• Trim control wheel has markings for takeoff position
• Rudder pedals can be adjusted on the ground
• Nose wheel is free castoring
• Wheel brakes are hydraulically operated

Fuselage

• Type of fuselage construction: Semi-monocoque
• Material used for construction of fuselage: GFRP/CFRP
• Fire-resistant mating firewall on engine side is covered with stainless steel cladding

Wing

• Wing consists of 2 spars
• Fuel tank is made of Aluminium
• Rudder is operated using cables
• Flaps are operated using electric motor
• Flaps are constructed using GFRP/CFRP
• Ailerons are constructed using GFRP/CFRP

Empennage

• Empennage of DA40D is T-type
• Elevator is operated using control rods
• Elevator is constructed using GFRP/CFRP

Miscellaneous

• Datum Plane of DA40D is perpendicular to the longitudinal axis of the airplane
• Datum Plane is located in front of the airplane
• Empty mass of the aircraft does not include usable fuel
• Propeller used in DA40D aircraft: 3-blade MT propeller
• Pitch of propeller is controlled by ECU
• Special statement WARNING in the AFM means that the non-observation of the corresponding procedure leads to an immediate or important degradation in flight safety### Oil Temperature
• Maximum oil temperature: +105°C
• Minimum oil temperature: -32°C

Gearbox Temperature

• Maximum gearbox temperature: +140°C

Coolant Temperature

• Maximum coolant temperature on the TAE125-02-99: +105°C
• Minimum coolant temperature on the TAE125-02-99: -32°C

Propeller Bearing

• Diameter of the MT propeller bearing model no.MTV-6-A/187-129: 186 cm or 6’2”

Propeller Pitch Angle

• MT propeller pitch angle: 12 deg to 28 deg

Restart Altitude

• Maximum restart altitude for the DA40D fitted with MT Propeller & TAE 125-02-99 engine: 8000 ft

Oil Type

• Type of oil to be used for DA40D engine: Shell Helix Ultra 5W40, Shell Helix Ultra 5W30, Aeroshell Oil diesel 10W40

Coolant Specification

• Coolant specification for the DA40 engine: DAI-G48-MIX

Operating Ranges

• Normal operating range of oil pressure: 2.3 to 5.2 bar
• Normal operating range of coolant temperature: -32°C to 105°C
• Fuel temperature caution range: -30°C to +4°C, 70-75°C

Warning Lights

• ECU backup unsafe light is located above the ASI
• ECU backup unsafe warning: red color, ECU backup battery has less than 70% electrical charge
• Glow plug warning: glow plug active

Weight

• Maximum takeoff mass for a utility category DA40D: 980 Kgs
• Maximum landing mass: 1092 Kgs
• Maximum load in baggage compartment: 66 Lbs
• CG position: 2.46M aft of DP to 2.59M aft of DP for standard tank, 2.46M aft of DP to 2.55M aft of DP for long range tanks

Flight Conditions

• Stalling, aerobatics, and maneuvers with more than 60 deg bank are not approved on a DA40D
• Maximum structural load factor for a normal category DA40D with flaps in T/O or Ldg position: +3.0 & -1.52
• Maximum demonstrated operating altitude: 16400 Ft
• Flights into known icing and thunderstorm are not permitted

Fuel

• Approved fuel grade for the DA40D: Jet A-1 (ASTMD1655), Jet A (ASTMD1655), Jet fuel No.3 (GB6537-94), Diesel fuel (EN590)
• Total fuel quantity in standard tank: 30 USG, 113.6Lts
• Total usable fuel on a DA40D with standard tanks: 2x14 USG

Engine Failure

• Airspeed to be maintained if an engine failure occurs after takeoff with an all up weight of 1150 kg: 72 KIAS
• Airspeed to be maintained for best glide angle with an all up weight of 1150 kg: 73 KIAS
• Airspeed to be maintained for an emergency landing with engine off with AUW of 1150 kg: 71 KIAS

Propeller Windmilling

• Propeller will continue to windmill if airspeed is above 60 KIAS
• Propeller windmilling speed: 108 kias
• Restarting a windmilling propeller is possible between 73 KIAS and 120 KIAS
• Restarting the engine with a stationary propeller is possible below 8000 FeetHere are the study notes for the provided text:

Conversion of 1USG to liter

• 1USG is equivalent to 3.8 liters

Special Statement CAUTION in AFM

• Means non-observation of corresponding procedure leads to an immediate or important degradation in flight safety

Yellow Range of ASI Marking

• Ranges from 128-178 KIAS

Max Overspeed of 2500 on Thielert Engine Fitted on DA40D

• Permissible for 20 seconds

Oil Specification for TAE-02-99 Engine

• Shell Helix Ultra 5W30 or 5W40

Gearbox Oil Specification for Thielert Engine

• Shell EP75W90 AP1 GL-4

Chapter 8 of AFM of DA40D

• Contains Manufacturer Recommendation Procedures for Ground Handling and Service

Meaning of TAE

• Thielert Aircraft Engine

Schedule Inspections

• Carried out at every 50, 100, 200, and 1000 hours

Unscheduled Maintenance Checks

• Carried out after hard landing, propeller strike, or other malfunctions and damage

Short Term Parking

• The parking brake must be engaged and wings flaps must be in retracted position

Use of Control Gust Lock

• Recommended when parking outdoors

Use of Hole in Tail Fin

• For tying down the aeroplane to the ground

Check Points Location

• On the lower side of the fuselage LH and RH root ribs and at the tail fin

Effect of Excessive Dirt on Airplane

• Deteriorates flight performance

Cleaning of Canopy and Rear Door

• With Luke warm water or Benzene

Supplement No. A-32

• Deals with Integrated Avionics System G1000, IFR operation Garmin

Location of ECU Backup Unsafe Light

• Right panel of cockpit

Meaning of ENG TEMP on G1000

• Engine coolant temperature is in the upper red range

Meaning of GLOW ON on G1000

• Engine glow plug active

Meaning of FUEL XFER on G1000

• Fuel transfer from Aux tank to main tank

Rate of Fuel Transfer

• 60 USG/Hr

Action for Gearbox Temp Annunciation

• Reduce power and airspeed

Action for ALTN FAIL Annunciation

• Switch off all non-essential equipment and land at the nearest airfield

Electric Master Key Positions

• OFF, START, and ON

Engine Cranking with Engine Master

• Switch to ON

AFM of DA40D

• Complies with JAR23 requirements

Total Area of Aileron

• Approximately 10 sq. ft.

Vy (Flap T/O) for Flight Mass 2535 Lbs

• 66 KIAS

Vy for Flight Mass 980 Kg

• 94 KIAS

SG of Jet A-1 Fuel

• 0.84

Maneuvering Speed Limits (Va) up to 1150 Kg

• 108 KIAS

Maneuvering Speed Limits (Va) up to 980 Kg

• 94 KIAS

ECU Swap During Preflight Inspection

• Automatic

Engine Master During Engine Start

• ON, wait until glow indication extinguishes

Warm-up of Engine

• 1400 RPM until OT and CT are in green range

Action for OT and CT Reaching Yellow Range

• Flight should be continued with power reduced by 10% for better cooling

Proper Operation of Transfer Pump

• Monitored by fuel quantities and increase in main tank and decrease in aux tank

Fuel Transfer Rate

• 60 USG/Hr

Fuel Transfer Status Light

• Illuminated only when pump is running

Action for Blinking Fuel Transfer Status Light

• Switch OFF and ON again

Engine Combustion May Stop Unrecognized During

• Takeoff roll and descends with idle power at altitudes above 5000 ft with OAT below -10 deg C

Datum Plane Location

• 2.194 meters forward of the most forward point of the root rib on the stub wing

Vne of DA40

• 178 KIAS

Yellow Arc in the Airspeed Indicator

• Can be flown only in smooth air

Engine Designation

• TAE 125-02-99

Propeller Designation

• MTV-6-a/187-129

Max Takeoff Weight of DA40D

• 1150 Kg

Accuracy of Altitude Gyro and Directional Gyro Affected in Specific Maneuvers

• Bank angle exceeds 60 deg

Max Restart Altitude

• 8000 Ft

Minimum Operational Flight and Navigational Equipment for VFR Flights

• Altimeter

Minimum Operational Flight and Navigational Equipment for IFR Flights

• Altimeter, Directional Gyro, and Turn and Slip Coordinator

Minimum Operational Lighting Equipment for VFR Flights

• None

Total Quantity of Standard Tank

• 2 x 15 USG

Recommended Gearbox Oil for DA40D

• Shell EP75W90 API GL-4

Airspeed for Takeoff Climb (Best Rate of Climb)

• Vy for 850 kg: 54 KIAS

Airspeed for Cruise Climb Flaps Up

• Vy for 850 kg: 60 KIAS