Cessna 402C Pilot Operating Handbook page 24

(~o~,402C
Engine Instrument Markings:
SECTION 2
LIMITATIONS
a. Tachometer:
(1) Normal Operating 2100 to 2450 RPM (Green Arc)
(2) Takeoff and Engine Inoperative 2600 to 2700 RPM (Yellow Arc)
(3) Maximum 2700 RPM (Red Radial)
b. Manifold Pressure:
(1) Normal Operating 15.0 to 29.5 Inches Hg. Manifold Pressure (Green
Arc)
(2) Conditional Normal Operating 29.5 to 30.3 Inches Hg. Manifold
Pressure at 2200 to 2300 RPM (Narrow Green Arc)
(a) 2450 RPM Mark at 29.5 Inches Hg. Manifold Pressure
(b) 2300 RPM Mark at 30.3 Inches Hg. Manifold Pressure
(c) Alt. x 1000 Max. M.P.
S.L.-12 39.0
12-16 37.2
18 32.0
20 29.5
22 27.0
24 25.0
26 23.0
28 21.0
30 19.0
(3) Maximum 39.0 Inches H9. Manifold Pressure (Red Radial)
c. Oil Temperature:
(1) Normal Operatin9 75 to 240
0
F (Green Arc)
(2) Maximum 240 0 F (Red Radial)
d. Oil Pressure:
(1) Minimum Operating 10 PSI (Red Radial)
(2) Normal Operating 30 to 60 PSI (Green Arc)
(3) Maximum 100 PSI (Red Radial)
e. Cylinder Head Temperature:
(1) Normal Operatin9 200 to 460
0
F (Green Arc)
(2) Maximum 460 0 F (Red Radial)
f.
Fuel Flow:
(I)
Minimum Operating 0 Pounds per hour (3.0 PSI) (Red Radial)
(2) Normal Operating 27.0 Pounds per hour (4.3 PSI) to 210.0 Pounds per
hour (18.0 PSI) (Green Arc)
(a) Green Dots 45% Power - 68.5 Pounds per hour (5.9 PSI)
55% Power - 83.0 Pounds per hour (6.7 PSI)
65% Power - 97.5 Pounds per hour (7.6 PSI)
75% Power - 112.5 Pounds per hour (8.7 PSI)
(b) 81ue Arc - Takeoff and Engine Inoperative Climb
20,000 Feet - 133.0 Pounds per hour (10.2 PSI)
18,000 Feet - 145.0 Pounds per hour (11.2 PSI)
16,000 Feet - 185.0 Pounds per hour (15.1 PSI)
(c) 81ue Triangle (75% Climb) - 117.0 Pounds per hour (9.0 PSI)
(d) White Triangle (Maximum Normal Operating Power) - 190.0 Pounds
per hour (15.7 PSI) .
~
(e) White Arc (Takeoff and Engine Inoperative Power - Sea Level to
12,000 Feet) 200.0 Pounds per hour (16.8 PSI) to 210.0 Pounds
per hour (18.0 PSI)
~(3)
Maximum Operating 214.0 Pounds per hour (18.5 PSI) (Red Radial)
(4) On Face Of Indicator: "FUEL FLOW L8S/HR" "T.O.
&
ENG. INOP"
lICRUISE % POWER
II
"75% CLIMB" "FT
x
1000" "MAX CLIMB
li
FAA Approved
1 November 1979
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