B-17 Pilots Manual.pdf

~DANGERBe sure the landing gear electric switch is"OFF" before you attempt hand cranking.3. EMERGENCYOPERATIONOF THE TAIL WHEEL.The crank used for manual operation of the landingwheels is also used for manual operation of the tailwheel. Insert the crank into the connection in the tailwheel compartment and rotate as desired.4. EMERGENCYOPERATION OF WINGFLAPS.Lift the camera pit door in the floor of the radiocompartment and insert the hand crank into the torqueconnection at the forward end of the pit. Rotate thecrank clockwise to lower the flaps and counterclockwiseto raise them.Figure 33 - Emergency Bomb Bay DoorOperation'the bomb door latches, permitting the doors to openindependently of the retracting screw, as shown infigure A. The latter portion of the stroke releasesall external and internal bombs salvo and unarmed.,Q. DOOR RETRACTION AFTER EMERGENCYRELEASE. - If the spring in the emergency releasemechanism under the hinged door beneath the pilot'scompartment floor has not entirely retrieved thelinkage as shown in B, reset by pushing at the hingeof the link as shown in C. Operate the retractingscrews electrically (or manually) to the fully extendedposition. This will engage the latches betweenthe screws and door fittings as shown in D.The doors may now be retracted in the normal manner.Figure 32 - EmergencyOperationWing FlapIN BOMB BAY5. EMERGENCY OPERATION OF BOMB BAY DOORS.Insert the hand crank into the torque connection inthe step at the forward end of the catwalk in the bombbay and rotate clockWise to close the doors and counterclockwiseto open them.6. EMERGENCYBOMB RELEASE.~. An emergency release handle is located at thepilot's left and another at the forward end of the catwalkin the bomb bay. Pull either handle through itsfull travel. The first portion of the stroke releasesFigure 34 -Emergency Bomb Release Handles40