Cessna 172 - Airspeed Limitations; Engine Operation Limitations; Engine Instrument Markings

AIRSPEED LIMITATIONS (CAS).
The following is a list of the certificated calibrated airspeed (CAS)
limitations for the aircraft.
Never Exceed Speed (glide or dive, smooth air) . . . . .
Maximum Structural Cruising Speed
Maximum Speed, Flaps Extended . • . . . . . . . . .
*Maneuvering Speed . . . . . • . . . . . . .
*The maximum speed
at which you may use abrupt
control travel.
AIRSPEED INDICATOR MARKINGS.
. .
182 MPH
145 MPH
100 MPH
112 MPH
The following is a list of the certificated calibrated airspeed mark-
ings (CAS) for the aircraft.
Never Exceed (glide or dive, smooth air) . . . . 182 MPH (red line)
Caution.Range . : . . . .
145-182 ·MPH (yellow· arc)
Normal Operating Range 61-145 "MPH (green a· rc)
Flap Operating Range . . . . . . 54-100 MPH (white arc)
ENGINE OPERATION LIMITATIONS.
. .
Power and Speed .
150 BHP_ ~t 2700 _RPM
ENGINE INSTRUMENT MARKINGS.
OIL TEMPERATURE GAGE.
Normal Operating Range
Maximum Allowable
OIL PRESSURE GAGE.
Minimum Idling . . . · · ·
Normal Operating Range . . . .
Maximum • . . . . . . . . · · · · ·
.
Green Arc
. 245 ° F (red line)
• • 25 psi (red line)
60-90 psi (green arc)
100 psi (red line)
4-3