Lycoming O-290 Operator's Manual page 34

LYCOMING OPERATOR'S MANUAL
O-235 AND O-290 SERIES
Operation
Take-Off
Normal Rated
Performance Cruise
(75% Rated)
Economy Cruise
(65% Rated)
Operation
Take-Off
Normal Rated
Performance Cruise
(75% Rated)
Economy Cruise
(65% Rated)
Operation
Take-Off
Normal Rated
Performance Cruise
(75% Rated)
Economy Cruise
(65% Rated)
* - At Bayonet Location – For maximum service life of the engine, maintain cylinder head temperatures
between 150°F (65°C) and 400°F (204°C) during continuous operation.
OPERATING CONDITIONS (CONT.)
O-235-N, -P Series
RPM HP
2800 116
2550 108
2300 81
2200 70
O-290-D Series
RPM HP
2800 130
2600 125
2350 94
2250 81
O-290-D2 Series
RPM HP
2800 140
2600 135
2350 101
2200 87
OPERATING INSTRUCTIONS
Fuel Max.
Cons. Oil Cons.
Gal./Hr. Qts./Hr.
---- ----
9.2 0.36
6.2 0.27
5.3 0.23
Fuel Max.
Cons. Oil Cons.
Gal./Hr. Qts./Hr.
---- ----
11.9 0.56
7.5 0.31
6.5 0.27
Fuel Max.
Cons. Oil Cons.
Gal./Hr. Qts./Hr.
---- ----
12.6 0.60
7.2 0.34
6.3 0.29
SECTION 3
Max.
Cyl. Head
Temp.
500°F (260°C)
500°F (260°C)
500°F (260°C)
500°F (260°C)
*Max.
Cyl. Head
Temp.
500°F (260°C)
500°F (260°C)
500°F (260°C)
500°F (260°C)
*Max.
Cyl. Head
Temp.
500°F (260°C)
500°F (260°C)
500°F (260°C)
500°F (260°C)
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