# Cessna A150M Aerobat — aerobatchecklist # NOT FOR FLIGHT — source fidelity: unreviewed | operational review: none | completeness: full # Source: Cessna/A150M Aerobat/aerobatchecklist.txt # Rights: licensed # Checklist hash: 4d5e1aeb7b365158be5725039ab29bc7dccef3747185475b061865d9f4f2e7b6 # Verify against the aircraft's own approved documentation before use. section_id phase criticality section_title item_index item_id type tickable memory_item indent text response condition detail preflight_inspection normal External Preflight 0 action yes no 0 Control wheel lock REMOVE preflight_inspection normal External Preflight 1 action yes no 0 Ignition switch OFF preflight_inspection normal External Preflight 2 action yes no 0 Master switch on - check fuel CHECK preflight_inspection normal External Preflight 3 action yes no 0 Flaps down DOWN preflight_inspection normal External Preflight 4 action yes no 0 Master switch OFF preflight_inspection normal External Preflight 5 action yes no 0 Check fuel ON preflight_inspection normal External Preflight 6 challenge yes no 0 Check door release pins prior to acrobatic flight preflight_inspection normal External Preflight 7 challenge yes no 0 Inspect seat belts and shoulder harnesses for condition preflight_inspection normal External Preflight 8 challenge yes no 0 Remove seat insert cushions as necessary and securely stow prior to acrobatic flight preflight_inspection normal External Preflight 9 action yes no 0 Main wheel tire 21# preflight_inspection normal External Preflight 10 challenge yes no 0 Sample fuel & check fuel & cap secure preflight_inspection normal External Preflight 11 action yes no 0 Check oil level 6 QUARTS preflight_inspection normal External Preflight 12 challenge yes no 0 Pull out strainer drain 4 seconds preflight_inspection normal External Preflight 13 challenge yes no 0 Check propeller and spinner preflight_inspection normal External Preflight 14 challenge yes no 0 Check landing light preflight_inspection normal External Preflight 15 challenge yes no 0 Check air filter for restrictions preflight_inspection normal External Preflight 16 action yes no 0 Check nose wheel strut and tire 30# preflight_inspection normal External Preflight 17 challenge yes no 0 Static source opening on left preflight_inspection normal External Preflight 18 action yes no 0 Pitot tube cover REMOVE preflight_inspection normal External Preflight 19 challenge yes no 0 Stall warning vent - Check preflight_inspection normal External Preflight 20 challenge yes no 0 Fuel tank vent - Check before_start normal Before Starting Engine 0 action yes no 0 Exterior Preflight COMPLETE before_start normal Before Starting Engine 1 action yes no 0 Seats, Belts, Shoulder Harnesses ADJUST and LOCK before_start normal Before Starting Engine 2 action yes no 0 Fuel Shutoff Valve ON before_start normal Before Starting Engine 3 action yes no 0 Radios, Electrical Equipment OFF before_start normal Before Starting Engine 4 action yes no 0 Brakes TEST and SET engine_start normal Starting Engine 0 action yes no 0 Mixture RICH engine_start normal Starting Engine 1 action yes no 0 Carburetor Heat COLD engine_start normal Starting Engine 2 action yes no 0 Master Switch ON engine_start normal Starting Engine 3 action yes no 0 Prime AS REQUIRED engine_start normal Starting Engine 4 action yes no 0 Throttle OPEN 1/4 INCH Source text reads 'OPEN l/4 INCH' (lowercase L). Interpreted as 1/4 inch. engine_start normal Starting Engine 5 action yes no 0 Propeller Area CLEAR engine_start normal Starting Engine 6 action yes no 0 Ignition Switch START (release when engine starts) engine_start normal Starting Engine 7 action yes no 0 Oil Pressure CHECK engine_start normal Starting Engine 8 action yes no 0 Flaps RETRACT engine_start normal Starting Engine 9 action yes no 0 Beacon ON before_takeoff normal Before Takeoff 0 action yes no 0 Cabin Doors LATCHED before_takeoff normal Before Takeoff 1 action yes no 0 Flight Controls FREE and CORRECT before_takeoff normal Before Takeoff 2 action yes no 0 Elevator Trim TAKE-OFF before_takeoff normal Before Takeoff 3 action yes no 0 Fuel Shutoff Valve ON before_takeoff normal Before Takeoff 4 action yes no 0 Brakes SET before_takeoff normal Before Takeoff 5 action yes no 0 Throttle 1700 RPM before_takeoff normal Before Takeoff 6 action yes no 1 Magnetos CHECK (RPM drop should not exceed 150 RPM on either magneto or 75 RPM differential between magnetos) before_takeoff normal Before Takeoff 7 action yes no 0 Carburetor Heat CHECK (for RPM drop) before_takeoff normal Before Takeoff 8 action yes no 0 Engine Instruments and Ammeter CHECK before_takeoff normal Before Takeoff 9 action yes no 0 Suction Gage CHECK Source text appears as 'Suction Gage'. before_takeoff normal Before Takeoff 10 action yes no 0 Flight Instruments and Radios SET before_takeoff normal Before Takeoff 11 action yes no 0 Throttle Friction Lock ADJUST before_takeoff normal Before Takeoff 12 action yes no 0 Wing Flaps 0° Source text shows '0('; transcribed as 0 degrees. takeoff normal Take Off 0 subtitle no no 0 NORMAL TAKE OFF takeoff normal Take Off 1 action yes no 0 Wing Flaps 0° Source text shows '0('; transcribed as 0 degrees. takeoff normal Take Off 2 action yes no 0 Carburetor Heat COLD takeoff normal Take Off 3 action yes no 0 Throttle FULL OPEN takeoff normal Take Off 4 action yes no 0 Elevator Control LIFT NOSE WHEEL (at 55 MPH) takeoff normal Take Off 5 action yes no 0 Climb Speed 70-80 MPH takeoff normal Take Off 6 subtitle no no 0 Maximum Performance Take Off takeoff normal Take Off 7 action yes no 0 Wing Flaps 0° Source text shows '0('; transcribed as 0 degrees. takeoff normal Take Off 8 action yes no 0 Carburetor Heat COLD takeoff normal Take Off 9 action yes no 0 Brakes HOLD takeoff normal Take Off 10 action yes no 0 Throttle FULL OPEN takeoff normal Take Off 11 action yes no 0 Brakes RELEASE takeoff normal Take Off 12 action yes no 0 Elevator Control SLIGHTLY TAIL LOW takeoff normal Take Off 13 action yes no 0 Climb Speed 70 MPH (with obstacles ahead) climb normal Enroute Climb 0 action yes no 0 Airspeed 75-85 MPH climb normal Enroute Climb 1 action yes no 0 Throttle FULL OPEN climb normal Enroute Climb 2 action yes no 0 Mixture RICH (unless engine is rough) cruise normal Cruise 0 action yes no 0 Power 2000 to 2750 RPM (no more than 75%) cruise normal Cruise 1 action yes no 0 Elevator Trim ADJUST cruise normal Cruise 2 action yes no 0 Mixture LEAN before_landing normal Before Landing 0 action yes no 0 Mixture RICH before_landing normal Before Landing 1 action yes no 0 Carburetor Heat ON (apply full heat before closing throttle) before_landing normal Before Landing 2 action yes no 0 Airspeed 70-80 MPH (flaps UP) before_landing normal Before Landing 3 action yes no 0 Wing Flaps AS DESIRED (below 100 MPH) before_landing normal Before Landing 4 action yes no 0 Airspeed 60-70 MPH (flaps DOWN) go_around abnormal Balked Landing 0 action yes no 0 Throttle FULL OPEN go_around abnormal Balked Landing 1 action yes no 0 Carburetor Heat COLD go_around abnormal Balked Landing 2 action yes no 0 Wing Flaps RETRACT TO 20° Source text shows '20('; transcribed as 20 degrees. go_around abnormal Balked Landing 3 action yes no 0 Airspeed 65 MPH go_around abnormal Balked Landing 4 action yes no 0 Wing Flaps RETRACT (slowly) landing normal Normal Landing 0 action yes no 0 Touchdown MAIN WHEELS FIRST landing normal Normal Landing 1 action yes no 0 Landing Roll LOWER NOSE WHEEL GENTLY landing normal Normal Landing 2 action yes no 0 Braking MINIMUM REQUIRED after_landing normal After Landing 0 action yes no 0 Wing Flaps UP after_landing normal After Landing 1 action yes no 0 Carburetor Heat COLD securing normal Securing The Aircraft 0 action yes no 0 Parking Brake SET securing normal Securing The Aircraft 1 action yes no 0 Radios, Electrical Equipment OFF securing normal Securing The Aircraft 2 action yes no 0 Mixture IDLE CUT-OFF securing normal Securing The Aircraft 3 action yes no 0 Ignition Switch OFF securing normal Securing The Aircraft 4 action yes no 0 Master Switch OFF securing normal Securing The Aircraft 5 action yes no 0 Control Lock INSTALL engine_start normal Cold Weather Ops - With Preheat 0 challenge yes no 0 With ignition switch OFF and throttle closed, prime the engine four to ten strokes as the propeller is being turned over by hand engine_start normal Cold Weather Ops - With Preheat 1 note no no 0 Use heavy strokes of primer for best atomization of fuel engine_start normal Cold Weather Ops - With Preheat 2 note no no 0 After priming, push primer all the way in and turn to locked position to avoid possibility of engine drawing fuel through the primer engine_start normal Cold Weather Ops - With Preheat 3 action yes no 0 Propeller Area CLEAR engine_start normal Cold Weather Ops - With Preheat 4 action yes no 0 Master Switch ON engine_start normal Cold Weather Ops - With Preheat 5 action yes no 0 Mixture FULL RICH engine_start normal Cold Weather Ops - With Preheat 6 action yes no 0 Throttle OPEN 1/4 INCH Source text reads 'OPEN l/4 INCH' (lowercase L). Interpreted as 1/4 inch. engine_start normal Cold Weather Ops - With Preheat 7 action yes no 0 Ignition Switch START engine_start normal Cold Weather Ops - With Preheat 8 action yes no 0 Ignition Switch BOTH when engine starts Source wording: 'Release ignition switch to BOTH when engine starts'. engine_start normal Cold Weather Ops - With Preheat 9 action yes no 0 Oil Pressure CHECK engine_start normal Cold Weather Ops - Without Preheat 0 challenge yes no 0 Prime the engine eight to ten strokes while the propeller is being turned by hand with throttle closed. Leave primer charged and ready for stroke engine_start normal Cold Weather Ops - Without Preheat 1 action yes no 0 Propeller Area CLEAR engine_start normal Cold Weather Ops - Without Preheat 2 action yes no 0 Master Switch ON engine_start normal Cold Weather Ops - Without Preheat 3 action yes no 0 Mixture FULL RICH engine_start normal Cold Weather Ops - Without Preheat 4 action yes no 0 Ignition Switch START engine_start normal Cold Weather Ops - Without Preheat 5 challenge yes no 0 Pump throttle rapidly to full open twice. Return to 1/4 inch open position Source text reads 'l/4 inch'; interpreted as 1/4 inch. engine_start normal Cold Weather Ops - Without Preheat 6 action yes no 0 Ignition Switch BOTH when engine starts engine_start normal Cold Weather Ops - Without Preheat 7 challenge yes no 0 Continue to prime engine until it is running smoothly, or alternately pump throttle rapidly over first 1/4 of total travel Source text reads 'l/4'; interpreted as 1/4. engine_start normal Cold Weather Ops - Without Preheat 8 action yes no 0 Oil Pressure CHECK engine_start normal Cold Weather Ops - Without Preheat 9 challenge yes no 0 Pull carburetor heat knob full on after engine has started. Leave on until engine is running smoothly engine_start normal Cold Weather Ops - Without Preheat 10 action yes no 0 Primer LOCK engine_start normal Cold Weather Ops - Without Preheat 11 note no no 0 If the engine does not start during the first few attempts, or if engine firing diminishes in strength, it is probable that the spark plugs have been frosted over. Preheat must be used before another start is attempted. engine_start normal Cold Weather Ops - Without Preheat 12 warning no no 0 Pumping the throttle may cause raw fuel to accumulate in the intake air duct, creating a fire hazard in the event of a backfire. If this occurs, maintain a cranking action to suck flames into the engine. An outside attendant with a fire extinguisher is advised for cold starts without pre-heat. reference normal Recommended Entry Speed 0 action yes no 0 Chandelles 120 MPH reference normal Recommended Entry Speed 1 action yes no 0 Lazy Eights 120 MPH reference normal Recommended Entry Speed 2 action yes no 0 Steep Turns 110 MPH reference normal Recommended Entry Speed 3 challenge yes no 0 Stalls (Except Whip Stalls) - Use Slow Deceleration reference normal Recommended Entry Speed 4 challenge yes no 0 Spins - Use Slow Deceleration reference normal Recommended Entry Speed 5 action yes no 0 Loops 130 MPH reference normal Recommended Entry Speed 6 action yes no 0 Cuban Eights 145 MPH reference normal Recommended Entry Speed 7 action yes no 0 Immelmanns 145 MPH reference normal Recommended Entry Speed 8 action yes no 0 Aileron Rolls 130 MPH reference normal Recommended Entry Speed 9 action yes no 0 Barrel Rolls 130 MPH Source text appears to read '….30 MPH' with missing first digit. Inferred as 130 MPH based on neighboring maneuvers and typical A150M values. reference normal Recommended Entry Speed 10 action yes no 0 Snap Rolls 90 MPH reference normal Recommended Entry Speed 11 action yes no 0 Vertical Reversements 90 MPH limitations normal Airspeed Limitations (CAS) 0 action yes no 0 Never Exceed Speed (glide or dive, smooth air) 193 MPH limitations normal Airspeed Limitations (CAS) 1 action yes no 0 Maximum Structural Cruising Speed 140 MPH limitations normal Airspeed Limitations (CAS) 2 action yes no 0 Maximum Speed, Flaps Extended 100 MPH limitations normal Airspeed Limitations (CAS) 3 action yes no 0 Maneuvering Speed 118 MPH limitations normal Airspeed Limitations (CAS) 4 note no no 0 The maximum speed at which you may use abrupt control travel. engine_failure_after_takeoff emergency Emergency Procedure - Engine Failure After Take-Off 0 eng-fail-after-takeoff-airspeed action yes yes 0 Airspeed 70 MPH engine_failure_after_takeoff emergency Emergency Procedure - Engine Failure After Take-Off 1 action yes no 0 Mixture IDLE CUT-OFF engine_failure_after_takeoff emergency Emergency Procedure - Engine Failure After Take-Off 2 action yes no 0 Fuel Shutoff Valve OFF engine_failure_after_takeoff emergency Emergency Procedure - Engine Failure After Take-Off 3 action yes no 0 Ignition Switch OFF engine_failure_after_takeoff emergency Emergency Procedure - Engine Failure After Take-Off 4 action yes no 0 Wing Flaps AS REQUIRED (40° recommended) Source text shows '40('; transcribed as 40 degrees. engine_failure_after_takeoff emergency Emergency Procedure - Engine Failure After Take-Off 5 action yes no 0 Master Switch OFF engine_failure_in_flight emergency Emergency Procedure - Engine Failure During Flight 0 action yes no 0 Airspeed 75 MPH engine_failure_in_flight emergency Emergency Procedure - Engine Failure During Flight 1 action yes no 0 Carburetor Heat ON engine_failure_in_flight emergency Emergency Procedure - Engine Failure During Flight 2 action yes no 0 Fuel Shutoff Valve ON engine_failure_in_flight emergency Emergency Procedure - Engine Failure During Flight 3 action yes no 0 Mixture RICH engine_failure_in_flight emergency Emergency Procedure - Engine Failure During Flight 4 action yes no 0 Ignition Switch BOTH (or START if propeller is not wind-milling) engine_failure_in_flight emergency Emergency Procedure - Engine Failure During Flight 5 action yes no 0 Primer IN and LOCKED forced_landing emergency Forced Landings - Emergency Landing Without Engine Power 0 action yes no 0 Airspeed 75 MPH (flaps UP) / 65 MPH (flaps DOWN) forced_landing emergency Forced Landings - Emergency Landing Without Engine Power 1 action yes no 0 Mixture IDLE CUT-OFF forced_landing emergency Forced Landings - Emergency Landing Without Engine Power 2 action yes no 0 Fuel Shutoff Valve OFF forced_landing emergency Forced Landings - Emergency Landing Without Engine Power 3 action yes no 0 Ignition Switch OFF forced_landing emergency Forced Landings - Emergency Landing Without Engine Power 4 action yes no 0 Wing Flaps AS REQUIRED (40° recommended) Source text shows '40('; transcribed as 40 degrees. forced_landing emergency Forced Landings - Emergency Landing Without Engine Power 5 action yes no 0 Master Switch OFF forced_landing emergency Forced Landings - Emergency Landing Without Engine Power 6 action yes no 0 Doors UNLATCH PRIOR TO TOUCHDOWN forced_landing emergency Forced Landings - Emergency Landing Without Engine Power 7 action yes no 0 Touchdown SLIGHTLY TAIL LOW forced_landing emergency Forced Landings - Emergency Landing Without Engine Power 8 action yes no 0 Brakes APPLY HEAVILY forced_landing emergency Forced Landings - Precautionary Landing With Engine Power 0 challenge yes no 0 Drag over selected field with flaps 20° and 70 MPH airspeed, noting the preferred area for touchdown for the next landing approach. Then retract flaps upon reaching a safe altitude and airspeed Source text shows '20('; transcribed as 20 degrees. forced_landing emergency Forced Landings - Precautionary Landing With Engine Power 1 action yes no 0 Radio, Electrical Switches OFF forced_landing emergency Forced Landings - Precautionary Landing With Engine Power 2 action yes no 0 Wing Flaps 40° Source text shows '40('; transcribed as 40 degrees. forced_landing emergency Forced Landings - Precautionary Landing With Engine Power 3 action yes no 0 Airspeed 65 MPH forced_landing emergency Forced Landings - Precautionary Landing With Engine Power 4 action yes no 0 Master Switch OFF forced_landing emergency Forced Landings - Precautionary Landing With Engine Power 5 action yes no 0 Doors UNLATCH PRIOR TO TOUCHDOWN forced_landing emergency Forced Landings - Precautionary Landing With Engine Power 6 action yes no 0 Touchdown SLIGHTLY TAIL LOW forced_landing emergency Forced Landings - Precautionary Landing With Engine Power 7 action yes no 0 Ignition Switch OFF forced_landing emergency Forced Landings - Precautionary Landing With Engine Power 8 action yes no 0 Brakes APPLY HEAVILY engine_fire_ground emergency Fires - Engine Fire During Start On Ground 0 challenge yes no 0 Continue cranking in an attempt to get a start which would suck the flames and accumulated fuel through the carburetor and into the engine engine_fire_ground emergency Fires - Engine Fire During Start On Ground 1 challenge yes no 0 If the start is successful, run the engine at 1700 RPM for a few minutes before shutting down to inspect the damage engine_fire_ground emergency Fires - Engine Fire During Start On Ground 2 challenge yes no 0 If engine start is unsuccessful, continue cranking for two or three minutes with throttle full open while ground attendants obtain fire extinguishers engine_fire_ground emergency Fires - Engine Fire During Start On Ground 3 challenge yes no 0 When ready to extinguish fire, discontinue cranking and turn off master switch, ignition switch, and fuel shutoff valve engine_fire_ground emergency Fires - Engine Fire During Start On Ground 4 challenge yes no 0 Smother flames with fire extinguisher, seat cushion, wool blanket, or loose dirt. If practical, try to remove carburetor air filter if it is ablaze engine_fire_ground emergency Fires - Engine Fire During Start On Ground 5 challenge yes no 0 Make a thorough inspection of fire damage, and repair or replace damaged components before conducting another flight engine_fire_in_flight emergency Fires - Engine Fire In Flight 0 action yes no 0 Mixture IDLE CUT-OFF engine_fire_in_flight emergency Fires - Engine Fire In Flight 1 action yes no 0 Fuel Shutoff Valve OFF engine_fire_in_flight emergency Fires - Engine Fire In Flight 2 action yes no 0 Master Switch OFF engine_fire_in_flight emergency Fires - Engine Fire In Flight 3 action yes no 0 Cabin Heat and Air OFF (except overhead vents) engine_fire_in_flight emergency Fires - Engine Fire In Flight 4 action yes no 0 Airspeed 100 MPH. If fire is not extinguished, increase glide speed to find an airspeed which will provide an incombustible mixture engine_fire_in_flight emergency Fires - Engine Fire In Flight 5 challenge yes no 0 Execute a forced landing as outlined in preceding paragraphs electrical_fire emergency Fires - Electrical Fire In Flight 0 action yes no 0 Master Switch OFF electrical_fire emergency Fires - Electrical Fire In Flight 1 action yes no 0 All Radio/Electrical Switches OFF electrical_fire emergency Fires - Electrical Fire In Flight 2 action yes no 0 Vents/Cabin Air/Heat CLOSED electrical_fire emergency Fires - Electrical Fire In Flight 3 action yes no 0 Fire Extinguisher ACTIVATE (if available) electrical_fire emergency Fires - Electrical Fire In Flight 4 subtitle no no 0 If fire appears out and electrical power is necessary for continuance of flight electrical_fire emergency Fires - Electrical Fire In Flight 5 action yes no 0 Master Switch ON electrical_fire emergency Fires - Electrical Fire In Flight 6 action yes no 0 Fuses and Circuit Breaker CHECK for faulty circuit, do not reset electrical_fire emergency Fires - Electrical Fire In Flight 7 challenge yes no 0 Radio/Electrical Switches - ON one at a time, with delay after each until short circuit is localized electrical_fire emergency Fires - Electrical Fire In Flight 8 challenge yes no 0 Vents/Cabin Air/Heat - Open once fire is out inadvertent_imc emergency Emergency Descent Through Clouds 0 challenge yes no 0 Apply full rich mixture inadvertent_imc emergency Emergency Descent Through Clouds 1 challenge yes no 0 Use full carburetor heat inadvertent_imc emergency Emergency Descent Through Clouds 2 challenge yes no 0 Reduce power to set up a 500 to 800 ft./min. rate of descent inadvertent_imc emergency Emergency Descent Through Clouds 3 challenge yes no 0 Adjust the elevator trim tab for a stabilized descent at 80 MPH inadvertent_imc emergency Emergency Descent Through Clouds 4 challenge yes no 0 Keep hands off the control wheel inadvertent_imc emergency Emergency Descent Through Clouds 5 challenge yes no 0 Monitor turn coordinator and make corrections by rudder alone inadvertent_imc emergency Emergency Descent Through Clouds 6 challenge yes no 0 Check trend of compass card movement and make cautious corrections with rudder to stop the turn inadvertent_imc emergency Emergency Descent Through Clouds 7 challenge yes no 0 Upon breaking out of clouds, resume normal cruising flight unusual_attitude_recovery emergency Recovery From A Spiral Dive 0 challenge yes no 0 Close the throttle unusual_attitude_recovery emergency Recovery From A Spiral Dive 1 challenge yes no 0 Stop the turn by using coordinated aileron and rudder control to align the symbolic aircraft in the turn coordinator with the horizon reference line unusual_attitude_recovery emergency Recovery From A Spiral Dive 2 challenge yes no 0 Cautiously apply elevator back pressure to slowly reduce the indicated airspeed to 80 MPH unusual_attitude_recovery emergency Recovery From A Spiral Dive 3 challenge yes no 0 Adjust the elevator trim control to maintain an 80 MPH glide unusual_attitude_recovery emergency Recovery From A Spiral Dive 4 challenge yes no 0 Keep hands off the control wheel, using rudder control to hold a straight heading unusual_attitude_recovery emergency Recovery From A Spiral Dive 5 challenge yes no 0 Apply carburetor heat unusual_attitude_recovery emergency Recovery From A Spiral Dive 6 challenge yes no 0 Clear engine occasionally, but avoid using enough power to disturb the trimmed glide unusual_attitude_recovery emergency Recovery From A Spiral Dive 7 challenge yes no 0 Upon breaking out of clouds, apply normal cruising power and resume flight spin_recovery emergency Spin Recovery 0 spin-recovery-throttle-idle action yes yes 0 Retard throttle to idle position IDLE POSITION spin_recovery emergency Spin Recovery 1 spin-recovery-opposite-rudder action yes yes 0 Apply full rudder opposite to the direction of rotation FULL RUDDER OPPOSITE TO DIRECTION OF ROTATION spin_recovery emergency Spin Recovery 2 spin-recovery-forward-elevator action yes yes 0 After one-fourth turn, move the control wheel forward of neutral in a brisk motion MOVE CONTROL WHEEL FORWARD OF NEUTRAL IN A BRISK MOTION spin_recovery emergency Spin Recovery 3 spin-recovery-neutralize-rudder action yes yes 0 As rotation stops, neutralize rudder, and make a smooth recovery from the resulting dive NEUTRALIZE RUDDER AND MAKE A SMOOTH RECOVERY FROM THE RESULTING DIVE