5. ENGINE POWER SCHEDULE Main page Previous Next

Lockheed 1049G/C121G Super Constellation
Operations Manual Synopsis

R3350-93A Engine Power Schedule Table
Auto Rich Mixture, Retard Spark 20 deg., 115/145 Grade Fuel, 80% Humidity
Engine
RPM
Power Settings, LOW BLOWERS
Alt.
in Ft.
SL 2,000 4,000 6,000 8,000 10,000 12,000 14,000
2900 Power Maximum Power: Max CHT 260°C, 5 Min Time Limit
BHP 3400 3400 3185 2970 2760 2555 2350  
BMEP 277 277 260 245 225 208 191  
Max
MAP
59.5 58 57 56 55 54.5 54  
2600 Power METO (Normal Rated) Power: Max CHT 245°C, No Time Limit
BHP 2800 2825 2850 2685 2495 2320 2160 2010
BMEP 254 256 258 244 226 211 196 183
Max
MAP
52 51 50 49 48.5 47.5 47 46.5
2500 Power Alternate Climb Power: Max CHT 230°C, No Time Limit
BHP 2080 2095 2110 2120 2135 2145 2105 1955
BMEP 196 198 199 200 201 202 199 184
Max
MAP
41 41 41 41 41 41 41 41
 
Engine
RPM
Power Settings, HIGH BLOWERS (over 10,000 Ft.)
Alt.
in Ft.
10,000 12,000 14,000 16,000 18,000 20,000 22,000 24,000
2600 Power Maximum Power: Max CHT 260°C, 5 Min Time Limit
BHP 2510 2525 2540 2500 2325 2175 2035  
BMEP 118 229 231 227 211 197 185  
Max
MAP
51 50.5 50 49.5 48.5 48 47.5  
2600 Power METO (Normal Rated) Power: Max CHT 245°C, No Time Limit
BHP 2410 2425 2440 2450 2325 2175 2035 1900
BMEP 218 219 220 222 211 197 185 172
Max
MAP
49.5 49 48.5 47.5 47 46.5 46 45
2500 Power Alternate Climb Power: Maximum CHT 230°C, No Time Limit
BHP 2080 2090 2105 2120 2135 2090 1930 1785
BMEP 196 197 199 200 201 197 182 169
Max
MAP
44 44 44 44 44 44 44 44
* Set Power by RPM and BMEP unless Maximum MAP is obtained first.
* BMEP settings expected to be available with standard day temperature and ram air. Values are limits.
* Above information is from from Operations Manual table on page A2-13, figure A2-8

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