Textron Cessna 172R - Page 42

SECTION 2 CESSNA
LIMITATIONS MODEL 172R
Fuel Grade: See Fuel Limitations.
Oil Grade (Specification):
MIL-L-6082 or SAE J1966 Aviation Grade Straight Mineral Oil or
MIL-L-22851 or SAE J1899 Ashless Dispersant Oil. Oil must
comply with the latest revision and/or supplement for Textron
Lycoming Service Instruction No. 1014.
Propeller Manufacturer: McCauley Propeller Systems.
Propeller Model Number: 1C235/ LFA7570.
Propeller Diameter: 75 inches.
74 inch minimum.
POWERPLANT INSTRUMENT MARKINGS
Powerplant instrument markings and their color code significance
are shown in Figure 2-3.
Figure 2-3. Powerplant Instrument Markings
INSTRUMENT
RED LINE
(MINIMUM)
GREEN ARC
(NORMAL
OPERATING)
RED
LINE
(MAX)
Tachometer:
>>>> 1900 to 2400
RPM
2400
RPM
Oil
Temperature
>>>> 100 to 245°F 245°F
Oil Pressure 20 PSI 50 to 90 PSI 115
PSI
Fuel Quantity 0
(1.5 Gal. Unusable
Each Tank)
>>>> >>>>
Fuel Flow ---- 0 to 11 GPH >>>>
Vacuum Gage ---- 4.5 - 5.5 in.Hg ----
2-6 Revision 7