D. Optional Service Bulletins
Optional Service Bulletins give data about optional equipment that you can install in an airplane (for example, sailplane towing device).
The airplane owner makes the decision to follow an Optional Service Bulletin.
6. Service Instructions
A Service Instruction tells the operator about permitted installations or additional equipment. It also gives the applicable technical data.
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AMM
7. Abbreviations
Where possible, the abbreviations used correspond with the related regulations.
ACL Anti-Collision Light
ADF Automatic Direction Finder
A.M.E. Aircraft Maintenance Engineer
A&P Aircraft and Power Plant Mechanic
ASI Airspeed Indicator
CFRP Carbon Fiber Reinforced Plastic
DME Distance Measuring Equipment
ELT Emergency Locator Transmitter
FRP Fiber Reinforced Plastic
GFRP Glass Fiber Reinforced Plastic
GPS Global Positioning System
G/S Glide Slope
IFR Instrument Flight Rules
HSI Horizontal Situation Indicator
LOC Localizer
OAT Outside Air Temperature
SB Service Bulletin
S/N Serial Number
TBO Time Between Overhaul
TSMOH Time Since Major Overhaul
UHF Ultra High Frequency
TTSN Total Time Since New
VFR Visual Flight Rules
VHF Very High Frequency
VOR VHF Omni-directional Ranging
VSI Vertical Speed Indicator
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Manual Organization
AMM
8. Conversion Factors and Abbreviations
DA 40 Series
Dimension Unit [Abbreviation] Conversion Factor SI to US/Imperial Conversion Factor US/Imperial to SI
Length
Meter [m] [m] / 0.3048 = [ft]
Millimeter [mm] [mm] / 25.4 = [in]
Kilometer [km] [km] / 1.852 = [nm]
[km] / 1.609 = [sm]
Inch [in] [in] x 25.4 = [mm]
Foot [ft] [ft] x 0.3048 = [m]
Nautical mile [nm] [nm] x 1.852 = [km]
Statute mile [sm] [sm] x 1.609 = [km]
Velocity
Kilometers per hour [km/h] [km/h] / 1.852 = [kts]
[km/h] / 1.609 = [mph]
Meters per second [m/s] [m/s] x 196.85 = [fpm]
Miles per hour [mph] [mph] x 1.609 = [km/h]
Knots [kts] [kts] x 1.852 = [km/h]
Feet per minute [fpm] [fpm] / 196.85 = [m/s]
Rotational Speed Revolutions per minute [RPM] [RPM] = [min-1]
Pressure
Bar [bar] [bar] x 14.5038 = [psi]
Hectopascal [hPa] = Millibar [mbar] [hPa] / 33.864 = [inHg]
[mbar] / 33.864 = [inHg]
Pounds per square inch [psi] [psi] / 14.5038 = [bar]
Inches of mercury column [inHg] [inHg] x 33.864 = [hPa]
[inHg] x 33.864 = [mbar]
Doc # 6.02.01 Page 5
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DA 40 Series
Dimension Unit [Abbreviation] Conversion Factor SI to US/Imperial Conversion Factor US/Imperial to SI 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：钻石40飞机维护手册 DA 40 SERIES AMM 1(27)
