Maintenance Manual LS4
Issued: May 2011
Copyright DG Flugzeugbau GmbH - any copy or publishing prohibited
Manual valid with the up-to-date cover page only
1.17 Drain orifices
In case of TN 4045 (Winglets) executed there must be drain holes at the parting
at the inboard wing and at the wing tips (with winglets and conventional tips).
1.18 Colour coding of instrument lines
The following colour code is used for the lines:
Hoses are dia. 8x1,5 mm
Red = pitot pressure
Blue = lower static pressure forward (Airspeed indicator and
altimeter)
Yellow = static pressure aft
Green = pressure port for TE probe (tota1 energy probe).
Additionally 3 clear tubes without colour marking are installed from the
vacuum bottle stowage compartment.
Only LS4-b: Transparent dia. 6x1: upper front static pressure ports for very
sensitive variometers or connected together with yellow line for electric
variometers
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