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RESTRICTED T. O. No. 02-35GC-1 SECTION III SPECIFIC OPERATING INSTRUCTIONS ENGINE: R-18920-71 FUEL OIL OIL COOLANT PRESSURE PRESSURE TEMP TEMP CONDITION LB/IN2 LB/IN2 °C °C DESIRED 14 70 50-70 - MAXIMUM 16 75 85 - MINIMUM 12 65 - IDLING 12 15 MAX. PERMISSIBLE ENGINE OVER SPEED: 2760 R.P.M. MAX ALLOWABLE OIL CONSUMPTION AT: NORMAL RATED POWER ----------- 14.0 QTS./HR. MAXIMUM CRUISING ------------- 11.0 QTS./HR. MINIMUM SPECIFIC FUEL FLOW --- 7.0 QTS./HR. FUEL GRADE -- 100 OCTANE [[12 columns]] | Operation Condition | Horse Power | R.P.M. | Man. Press. (IN. HG) | Pressure Altitude (In Feet) | Blower Control Position | Use Low Blower Below | Mixture Control Position | Min. F/A Ratio | Fuel Flow Gal/HR | Max. Cyl. HD. Temp C | Remarks | |---|---|---|---|---|---|---|---|---|---|---|---| | Take-Off | 1200 | 2500 | 45.5 | Sea Level | | | Auto-Rich | | | 260°C | | | Military Rated Power (100%) | | | | | | | | | | | | | Normal Rated Power (100%) | 1000 | 2300 | 37.0 | 6,900 | | Auto-Rich | .095 | 110 | 218°C | | | Max. Cruising (75%) | 750 | 2000 | 31.0 | 6,900 | | | Auto-Rich | .076 | 62 | 205°C | | | Desired Cruise (67%) | 670 | 2000 | 28.5 | 6,900 | | | Auto-Rich | .068 | 53 | 205°C | | | Desired Cruise (60%) | 600 | 1940 | 26.4 | 6,900 | | | Auto-Lean | .065 | 47 | 205°C | | | Cruise For Min. Specific Fuel Flow | 600 | 1400 | 32.0 | Sea Level | | | Auto-Lean | .065 | 47 | 205°C | | | Cruise For Min. Specific Fuel Flow | 600 | 1450 | 31.0 | 5,000 | | | Auto-Lean | .065 | 47 | 205°C | | | Cruise For Min. Specific Fuel Flow | 600 | 1600 | 28.0 | 10,000 | | | Auto-Lean | .065 | 47 | 205°C | | | Cruise For Min. Specific Fuel Flow | 600 | 1850 | 25.0 | 15,000 | | | Auto-Lean | .065 | 47 | 205°C | | | Cruise For Min. Specific Fuel Flow | 600 | 1850 | *F.T. | 20,000 | | | Auto-Lean | .065 | 47 | 205°C | *Full Throttle | Refer to T.O. No. 00.10 For Definition of Each Operating Condition Maximum Permissible Continuous Horse Power -10- Restricted