SECTION 7
DESCRIPTION
SOCATA
MODEL TB 20
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Information in this document is subject to change without notice.
© 1988, 1991, 1992, 1994 to 1996, 1997, 2000 -
socata
- All rights reserved
June 30, 1988
Revision 8
7.47
– ”Radio and instruments” control which controls and modulates console
visor lighting, instruments and equipment on instrument panel, emergency
landing gear control and circuit breakers panel.
NOTE :
– Both ”normal” and ”radio and instruments” controls and, Post–MOD.151,
the emergency control operate and modulate lighting ; from high position
”OFF”, turn clockwise for ”FULL INTENSITY OPERATION” then still
clockwise, modulate towards ”MINIMUM INTENSITY”, turn back to ”OFF”
position turning counterclockwise.
– ”Emergency” control, Pre–MOD.151, modulates lighting ; from high
position ”FULL INTENSITY” turn clockwise to modulate towards
”MINIMUM INTENSITY” ; turn back to high position ”FULL INTENSITY”
turning counterclockwise .
A courtesy light is installed in the cabin headliner, in front of the air outlets, to
facilitate boarding or deplaning the airplane during night operations. The light
circuit does not require power to be applied to the main electrical system bus
bars for operation (Main switch may remain OFF) .
This light is controlled by a toggle switch integrated to the light. Throwing this
overhead light provides its extinguishing, a continuous or an intermittent
lighting controlled by the opening of the L.H. front door.
A maps reading light may be installed on the bottom of the control’s wheel.
This light illuminates the lower portion of the cabin in front of the pilot and is
used for reading maps and other flight data during night operation. It is
controlled by a switch located on the right horn of the pilot’s control wheel.
