Piper SENECA III - Power Plant Instrument Markings

PIPER
AIRCRAFT
CORPORATION
SECTION 2
PA-34.220T,
SENECA III
LIMITATIONS
2.9
POWER
PLANT
INSTRUMENT MARKINGS
(a)
Tachometer
Green
Arc
(Normal
Operating Range)
500 RPM
to
2600 RPM
Yellow
Arc
(Takeoff
-
5 Min.)
2600 RPM
to
2800
RPM
Red
Line
(Maximum)
2800 RPM
(b)
Fuel
Flow
(Pressure)
Green
Arc
(Normal
Operating
Range)
3.5
PSl
to
18.1
PSI
Yellow Arc
(Takeoff
-
5
Min.)
18.1
PSI
to
21.0
PSI
Red Line
(Max.
at
Sea
Level)
21.0 PSI
(c)
Cylinder
Head
Temperature
Green
Arc
(Normal
Range)
240°F
to
460°F
Red
Line
(Maximum)
460°F
(d)
Oil
Temperature
Green
Arc
(Normal
Operating Range) 100°F
to
240°F
Red
Line
(Maximum)
240°F
(e)
Oil
Pressure
Green
Arc
(Normal
Operating
Range) 30 PSI
to
80
PSI
Yellow
Arc
(Caution
-
Ground
10 PSI
to
30
PSI
and
Operation
Only)
80 PSI
to
100
PSI
Red
Line
(Minimum)
10
PSI
Red
Line
(Maximum)
100
PSI
(f)
Manifold Pressure
Green
Arc
(Normal
Operating
Range) 10
IN.
to
40 IN.
HG,
Red
Line
(Maximum)
40
IN.
HG
(g)
Exhaust
Gas Temperature
Red
Line
1650°F
Green
Arc
1200°F
to
1525°F
Yellow
Arc
(65%
to
75%
Leaning
Limit)
1525°F
to
1650°F
ISSUED:
JANUARY
8,
1981
REPORT: VB-1110
2-5