SECTION 2
LIMITATIONS
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 6
2.7
POWER PLANT INSTRUMENT MARKINGS
Power plant instrument markings and their color code significance are shown
in Figure 2.3.
INSTRUMENT
Red
Line or arc
---------
Minimum
Limit
Yellow Arc
------------
Caution
Range
Green Arc
-----------
Normal
Operating
Red Line
--------
Maximum
Limit
Tachometer
–––
–––
750 to
2575 RPM
2575 RPM
Oil Temperature
–––
below 104
°
F
(40
°
C)
104 to 244
°
F
(40 to 118
°
C)
244
°
F
(118
°
C)
Fuel Pressure
Fuel flow
0.1 psi
2 Gal / hr
–––
0.1 to 8 psi
2 to 25 Gal / hr
8 psi
25 Gal / hr
Oil Pressure
(1)
25 psi
25 to 60 psi
and
90 to 100 psi
60 to 90 psi
100 psi
Oil Pressure
(2)
25 psi
25 to 55 psi
and
95 to 115 psi
55 to 95 psi
115 psi
Cylinder Head
Temperature
(3)
–––
435 to 500
°
F
(224 to 260
°
C)
(4)
200 to 435
°
F
(93 to 224
°
C)
(4)
500
°
F
(260
°
C)
(1) Alternative No. 1
(2) Alternative No. 2
(3) If installed on airplane
(4) Optional marking (according to instrument model)
Figure 2.3 – POWER PLANT INSTRUMENT MARKINGS
