P-47D Startup for P-47D Thunderbolt Checklist

DCS: P-47D Thunderbolt

P-47D Startup

created by dragimo

PRE-START

Set Aileron Trim

Neutral (N)

Set Rudder Trim

Takeoff (TO)

Set Elevator Trim

As Required

If fuel is present in the auxiliary fuel tank, Set elevator trim to approximately 0.75 inch Nose Heavy (NH) forward of Neutral (N)

Engage Parking Brake

Set Altimeter to the airport’s elevation

ENGINE START PROCEDURE

Set Air Filter Control Lever

As Required

Set Air Filter Control Lever FWD (ON) if aircraft is operating in dusty conditions. Otherwise, leave Air Filter Control Lever AFT (OFF).

Set Carburetor Air Heat Control Lever

FWD (COLD)

Set Fuel Boost Pump Rheostat

START/ALTITUDE

Set Fuel Selector Valve Handle

MAIN

Set Generator Switch

UP (ON)

Set Propeller Governor Switch

UP (Automatic Constant Speed)

Set Flaps Lever

NEUTRAL (Middle)

Pull the Hydraulic Hand Pump 5 to 10 times

Set Cowl Flaps

Open

Set Flaps Lever

UP (FWD)

Set Battery Switch

ON (LEFT)

Verify that no CBs pop out on the electrical panel and the propeller governor panel.

Set Intercooler Shutters (INTRCLR)

NEUTRAL

Set Oil Cooler Shutters (OIL CLR)

NEUTRAL

ENGINE START PROCEDURE

Set Oil Cooler Shutters (OIL CLR)

NEUTRAL

If operating in cold weather, set oil cooler shutters to CLOSED

Set Throttle

1 Inch

Set Turbosupercharger (B)

OFF (AFT)

Set Mixture Control (M)

IDLE CUT-OFF (AFT)

Set Propeller RPM Control (P)

INCREASE RPM (FULL FWD)

Prime the engine

As Required

If operating in warm weather, 2-4 strokes are required.

If operating in cold weather, 4-6 strokes are required.

Set Magneto Selector Switch

BOTH

Flick the Starter switch up to ENGAGE, then back to OFF.

Set Starter switch to ENERGIZE position for 15 seconds

Set and hold the starter switch to ENGAGE

Once engine fires, set Mixture Control (M)

AUTO RICH (FWD)

Release the Starter switch when the engine runs on its own

ENGINE WARM UP

Adjust throttle to 900 RPM, then verify correct engine operation

Oil Pressure: 75-85 psi

In cold weather, you can expect an oil pressure increase to 150-200 psi before it settles down to its normal range of 75-85 psi.

Oil temperature: ~50 deg C

Fuel pressure: 22-24 psi

Cylinder Head Temperature: 100-260 deg C.

ENGINE WARM UP

Adjust throttle to 900 RPM, then verify correct engine operation

Hydraulic Pressure: 800 and 1100 psi

Vacuum Suction: 3,85 – 4,15 in Hg

Once everything is stabilized and operating at the values listed above, increase throttle to above 1000 RPM

POST-START

Set Horizon Gyro

Uncage/Set As Needed

Left click on the Caging knob to uncage the gyro

Scroll mousewheel to rotate the Horizon Alignment Knob to align the horizon line slightly below the wings. Since we are sitting nose high on the ground.

Check that directional gyro has had enough time to calibrate by comparing its heading with the magnetic compass’ heading

Turn on radio

Select Channel A, B, C or D (as per mission briefing)

Rotate AUDIO knob to adjust volume as desired.

Set Radio Mode switch RIGHT to REM (Remote Operation)

ENGINE RUN-UP

Adjust Throttle to 2000 RPM And Verify The Following

Oil Pressure: 75-85 psi

Oil temperature: approx. 50 deg C

Fuel pressure: 22-24 psi

Cylinder Head Temperature: 100-260 deg C

Hydraulic Pressure: 800 and 1100 psi

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