AC 91-89

Advisory circular · Mitsubishi MU-2B Training Program

Approved
July 22, 2016
Last reviewed
August 5, 2024
Family
AC 91-89 · 1 version
14 CFR parts
61, 91, 135, 141, 142

Guidance, not mandatory unless a rule or AD requires it. DRS record last changed August 14, 2026.

Show pages 109–120
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Appendix A Figure C-17 MU-2B B, D (-10), F (-20), G (-30)

GO AROUND - REJECTED LANDING

AFTER GEAR IS FULLY RETRACTED, IF ACCELERATE TO FLAPS 20° RETRACT FLAPS TO 5°. DESIRED CLIMB SPEED INCREASE PITCH TO APPROX. 10°, A/S 130 MOD S/R10), 130 KCAS (B, D), 140 KCAS (G) KCAS (F, NOT MOD S/R10), 140 KCAS (F, COMPLETE AFTER T/O AND CLIMB CHECKLIST UP AND SELECT FLAPS 20° IF 40° APPLY MAX POWER, PITCH 8° WHEN LANDING REJECTED, A/S 140 KCAS. FLAPS UP.

PREVIOUSLY SELECTED

POSITIVE RATE GEAR UP, IF FLAPS 20°A/S 113 KCAS MIN NORMAL IF 5° FLAPS APPROACH, 120 KCAS (G) MIN.

STABILIZED AND 125 KCAS (B, D, F) MIN.

CONFIGURED FOR

LANDING A-115

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Appendix A Figure C-18 MU-2B B, D (-10), F (-20), G (-30) NO FLAP OR 5° FLAP LANDING (ABNORMAL PROCEDURE)

CAUTION DO NOT SELECT REVERSE AS REQUIRED. CHECK BOTH PROPS BETA. BRAKES AND NOTE: BETA MAY NOTE REVERSE UNTIL NOT BE AVAILABLE UNTIL BELOW 90 KCAS LANDING DISTANCE BELOW 90 KCAS WILL INCREASE

WITH NOSE APPROXIMATELY

WHEEL ON TOUCHDOWN - POWER

GROUND LEVERS SLOWLY RETARD TO FLIGHT IDLE. THEN START (GROUND IDLE).

PARALLEL TO RUNWAY MAINTAIN TRACK THRESHOLD: (20% TORQUE, 12 PS/) NO FLAP Vref. 1.25 Vs1 BUT NOT BELOW 110/115 KCAS (SEE CHART) FINAL CHECK. A/S

SLOWING TO NO FLAP COMPLETE DESCENT Vref. (SEE CHART)

AND APPROACH CHECKLISTS A/S 150 KCAS MINIMUM. APPROACH BY STABILIZED 500'agl (25%-30% TORQUE, 16-20 PSI) CHECK LANDING APPROACH SPEEDS NO FLAP OR 5° FLAP LANDING ASSURED, GEAR DOWN A/S 140 KCAS MIN SINK RATE

COMPLETE LANDING CHECKLIST

FOR LANDING APPROACH

SPEEDS SEE TABULAR CHART ON REVERSE SIDE OF FLAPS 0° OR 5º. A/S 130 KCAS MIN.

PROFILE. 500-600 FPM SINK RATE (APPROX 25%-30% TORQUE, 16-19 PSI) A-116

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Appendix A Figure C-18a NO FLAP Vref 1.25 Vs1 (BUT NOT BELOW 110 KCAS (B, B+, D, F) 115 KCAS (G)) USE FOR FLAP UP OR 5° B, B+, D, F, G FLAPS UP FLAPS 5° WEIGHT 7,500 110 110 110 110 110 110 110 110

8.000 113 113 113 114 115 110 110 115 8,490 117 110

8.500 117 117 11 18 117 110 110 110 115 8,930 119 119 110 110

9.000 122 119 114 115 9,435 124 117

9.500 115

10.000 118

10.260 128 120 A-117

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Appendix A Figure C-19 MU-2B B, D (-10), F (-20), G (-30)

CAUTION ONE ENGINE INOPERATIVE LANDING

SWERVE TOWARD ANTICIPATE RUDDER, MOVE OPERATING ENGINE WHILE MAINTAINING TRACK WITH OPERATING ENGINE TOUCHDOWN, CAUTION WARNING

OPERATING ENGINE POWER LEVER TO START (GROUND POWER LEVER SLOWLY DO NOT USE SINGLE DO NOT ATTEMPT A

WHEN ENTERING IDLE), CHECK PROP BETA, REVERSE RETARD TO FLIGHT IDLE ENGINE REVERSE GO-AROUND WITH BETA AND BRAKES AS REQUIRED. STOP THRUST WITH THE GEAR DOWN BELOW SIMULATED FAILED 400' AGL OR AFTER APPROXIMATELY ENGINE POWER LEVER 20° FLAPS ARE 1500 FT AGL ABOVE FLIGHT IDLE. SELECTED THRESHOLD: (10%-20% TORQUE 10-13 PSI). Vref. A/S 110 KCAS (G), 105 KCAS (F), 100 KCAS (B, D)

PARALLEL TO RUNWAY MANTAN TRACK CHECK SINK RATE 300-600 FPM FINAL CHECK. FLAPS 20°.

COMPLETE DESCENT AND A/S Vse MIN. (SEE CHART)

APPROACH CHECKLISTS AND COMPLETE LANDING CHECKLIST,

REVIEW SINGLE ENGINE LANDING RUDDER TRIM CENTERED, HOLD

CHECKLIST BALLIN CENTER WITH RUDDER A/S 150 KCAS, 140 KCAS MIN (G), 135 APPROACH BY STABILIZED (APPROX 60%-70% TORQUE, 32-38 PSI) KCAS MIN (F),130 KCAS MIN (B,D) - AS REQUIRED 500'agi CHECK

SINK RATE, 500 - 600

FEET PER

B, D/F/ G MINUTE

FLAPS SO IF FLAPS SPINSTALLED FLAP SETTING UP 130 / 135 / 140 Vxse (KCAS) 135 / 150 / 150 Vvse (KCAS) 130 KCAS MIN (F, NOT MOD A/S 130 KCAS MIN (B, D) 20° 5° 115 / 130 / 130 100 / 125 / 125 120 / 140 / 140 105 / 130 / 135 S/R10), 140 KCAS MIN (F, MOD S/R10), 140 KCAS MIN (G). LANDING ASSURED. CHECK GLIDE PATH, GEAR DOWN.

(APPROX 40% TORQUE, 26 PSI) A-118

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Appendix A Figure C-20 MU-2B B, D (-10), F (-20), G (-30)

CROSSWIND LANDING

DEMONSTRATED

CROSSWIND

ALL MODELS TAKEOFF 22 KCAS LANDING 18 KCAS

• WIND WIND

AIRCRAFT WILL BE FLOWN DOWN AN EXTENSION OF

THE RUNWAY CENTER LINE WITH DRIFT CORRECTION

ESTABLISHED SUFFICIENTLY IN ADVANCE TO PERMIT

CENTER LINE TO BE FLOWN WITH ONLY MINOR

COORDINATED CORRECTIONS INCREASE Vref FOR CROSSWIND LANDING BY ONE-

HALF THE STEADY WIND SPEED PLUS ONE-HALF THE GUST SPEED NOT TO EXCEED Vref PLUS 10 KCAS.

• WIND

PRIOR TO TOUCHDOWN, THE UPWIND WING IS LOWERED AND SMOOTHLY MODULATED. OPPOSITE

RUDDER IS APPLIED SO THAT AIRCRAFT PATH CONTINUES DOWN RUNWAY CENTERLINE. THE

AIRCRAFT SHOULD NOT BE ALLOWED TO DEVELOP ANY TENDENCY TO DRIFT DOWNWIND.

NOTE: RUDDERS CENTERED BEFORE NOSE WHEEL TOUCHDOWN. SPOILERS INTO WIND AS NECESSARY

TO KEEP WINGS LEVEL WIND A-119

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Appendix A Figure C-21 MU-2B B, D (-10), F (-20), G (-30)

ILS, LPV, RNP, LNAV/NAV APPROACH IF FLAPS 5° INSTALLED. A/S 130 KCAS (B, D), COMPLETE DESCENT AND APPROACH 130 KCAS (F NOT MOD S/R10), 140 KCAS CHECKLISTS. A/S 150 KCAS (140 KCAS MIN) (F MOD S/R10), 140 KCAS (G) MIN) REVIEW APPROACH PLATE. RADIOS: TUNE (40-50% TORQUE, 25-32 PSI) & IDENTIFY. CHECK FINAL APPROACH FIX ALTITUDE MARKER BEACON RECEIVER "ON" A/S 140/130 KCAS, MIN. (20-25% TORQUE, 13-16 PS/) DESCEND 500 FPM TO PROCEDURE TURN OR OTHER APPROACH SEGMENT ALTITUDE.

A/S 140/130 KCAS.

(25%-30% TORQUE LANDING APPROACH SPEEDS VIe B. B+. D. F. C 16-20 PSI) FLAPS 20° (1.3 V$1) FLAPS 40° (1.5 V$1) WEIGHT 8880 B+, D L128 B+, D 7,000 94 7,500 94 95 LANDING ASSURED, GEAR DOWN, 8,000 100 97 101 101 FLAPS 20 APPROACHING 101 103 100 104 GLIDESLOPE (ONE DOT BELOW G/S) 101 104 103 107 A/S 120 KCAS MIN.

106 103 109 108 9,500 105 10,000 108 COMPLETE LANDING CHECKLIST

10.260 109 117 (APPROX 25% TORQUE, 16 PSI) MISSED APPROACH: CONTINUE WITH DH FINAL CHECK. FLAPS 20° (OR 40°) IF DESIRED, BELOW 120 KCAS)

MISSED APPROACH

PROFILE THRESHOLD: (10%-20% TORQUE, 10-13 PSI) Vref TOUCHDOWN: POWER LEVERS RETARD TO FLIGHT IDLE STOP. POWER LEVERS RETARD TO START (GROUND IDLE), CHECK BOTH PROPS BETA REVERSE AND BRAKES AS REQUIRED.

A-120

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Appendix A Figure C-22 MU-2B B, D (-10), F (-20), G (-30)

TWO ENGINE MISSED APPROACH

COMPLETE AFTER

TAKEOFF CHECKLIST

ACCELERATE TO

DESIRED CLIMB SPEED A/S130 KCAS (F, NOT MOD S/R10) 140 KCAS (F, MOD S/R10), 130 KCAS (B, D), 140 KCAS (G)

• FLAPS UP AFTER GEAR IS FULLY RETRACTED, IF FLAPS 20° RETRACT FLAPS TO 5° (IF INSTALLED).

INCREASE PITCH TO APPROX. 10°,

MISSED APPROACH GO- PITCH UP 8° AND SELECT AROUND. MAX POWER. FLAPS 20° IF 40° 20° FLAPS 113 KCAS MIN. IF 5° POSITIVE RATE, GEAR UP, IF FLAPS 120 KCAS MIN (G), PREVIOUSLY SELECTED 125 KCAS MIN (B, D, F) MAP A-121

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Appendix A Figure C-23 MU-2B B, D (-10), F (-20), G (-30)

ONE ENGINE INOPERATIVE ILS, LPV, RNP, LNAVIVNAV APPROACH A/S 140/130 KCAS, (50%-60% TORQUE), FLAPS 5°. DESCEND 500 FPM TO PROCEDURE TURN OR OTHER APPROACH SEGMENT ALTITUDE.

COMPLETE DESCENT AND APPROACH CHECKLISTS A/S 150 KCAS, 140 KCAS MIN (G), 135 KCAS MIN (F), 130 KCAS MIN (B,D). (APPROX 70% TORQUE, 45 FLAPS 5° (IF INSTALLED) A/S 140/130 KCAS MIN.

PSI) IDENTIFY. CHECK FINAL APPROACH FIX ALTITUDE, REVIEW APPROACH PLATE. RADIOS: TUNE & (50%-60% TORQUE, 32-40 PSI) MARKER RECEIVER "ON®

WARNING DO NOT ATTEMPT A GO-AROUND WITH FLAPS 5°. DESCEND 500 FPM (40-50% TORQUE, 26-32 PSI)

GEAR DOWN BELOW 400' AGL OR AFTER MISSED APPROACH:

20° FLAPS ARE CONTINUE WITH ENGINE OUT SELECTED. MISSED APPROACH PROFILE LANDING ASSURED, CHECK GEAR

DOWN APPROACHING GLIDE

SLOPE (ONE DOT BELOW G/S) CAUTION A/S 140 KCAS (130 KCAS MIN).

DO NOT USE SINGLE DH

ENGINE REVERSE LANDING CHECK THRUST WITH THE (50-55% TORQUE, 32-38 PSI)

SIMULATED FAILED ENGINE POWER LEVER RUNWAY IN SIGHT, FINAL CHECK. FLAPS 20°.

ABOVE FLIGHT IDLE. SLOWING TO CROSS THRESHOLD AT A/S 110 KCAS (G), 105 KCAS (F), 100 KCAS (B, D).

COMPLETE LANDING CHECKLIST, RUDDER TRIM CENTERED. HOLD BALL IN CENTER WITH RUDDER.

CHECK FINAL LANDING CONFIGURATION.

OPERATING ENGINE POWER TOUCHDOWN, OPERATING

LEVER START (GROUND ENGINE POWER LEVER

IDLE), CHECK PROP BETA, SLOWLY RETARD TO FLIGHT

REVERSE AND BRAKES AS IDLE STOP REQUIRED.

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Appendix A Figure C-24 MU-2B B, D (-10), F (-20), G (-30)

ONE ENGINE INOPERATIVE MISSED APPROACH

B, D /F/ G A/S 150 KCAS, COMPLETE FLAP SETTING Vxse (KCAS) Vyse (KCAS) AFTER TAKEOFF CHECKLIST UP 130 / 135 / 140 135 / 150 / 150 5° 115 / 130 / 130 120 / 140 / 140 20° 100 / 125 / 125 105 / 130 / 135 A/S 130 KCAS (F, NOT MOD S/R10), 140 KCAS (F, MOD S/R10), 130 KCAS (B, D), 140 KCAS (G) FLAPS UP*, PITCH APPROX. 10° TO 13°.

AFTER GEAR IS FULLY RETRACTED, AND OBSTRUCTIONS ARE CLEARED, IF FLAPS 20° ADJUST PITCH TO ACCELERATE TO Vyse.

(IF FLAPS 5° INSTALLED) RETRACT FLAPS TO 5°, PITCHAPPROX. 10° A/S 130 KCAS (F, NOT MOD S/R10), 140 KCAS (F, MOD S/R10), 130 KCAS (B, D), 140 KCAS (G) PITCH TO MAINTAIN Vse 125 KCAS MIN, APPROX 8° PITCH, FLAPS 20°, APPROX 10-13° PITCH, FLAPS 5ª. IF 20° FLAPS 113 KCAS MIN.

IF 5° FLAPS 120 KCAS (G) MIN. 125 KCAS (B, D, F) MIN.

COMMENCING MISSED APPROACH, SET MAX POWER. MAINTAIN DIRECTIONAL

CONTROL, RUDDER AND SPOILER AS NECESSARY. GEAR UP.

MAP

WARNING

UNDER CERTAIN COMBINATIONS OF WEIGHT, *IF TRANSITIONING FROM A DESCENT, TEMERATURE AND PRESSURE ALTITUDE, WITH LANDING MAINTAIN PITCH TO MAINTAIN 140 KCAS, GEAR DOWN AND FLAPS 209, SINGLE ENGINE GO RAISE GEAR, THEN 10° PITCH. SOME AROUND MAY NOT BE POSSIBLE AT ALTITUDES OF LESS ALTITUDE LOSS IS TO BE EXPECTED THAN 400 FEET AGL. (SEE PAGE C-24a) A-123

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Appendix A Figure C-25 NOTE MU-2B B, D (-10), F (-20), G (-30)

EITHER THIS PROCEDURE, OR ALTERNATELY PROFILE C-25a NONPRECISION STRAIGHT-IN APPROACH MUST BE DEMONSTRATED.

COMPLETE DESCENT AND APPROACH CHECKLISTS. IF FLAPS 5° INSTALLED. A/S (20%-25% TORQUE, 13-16 PSI) A/S 150 KCAS (140 KCAS MIN) REVIEW APPROACH PLATE. RADIOS: TUNE & IDENTIFY. CHECK FINAL NOT MOD S/R10), 140 KCAS (F, 130 KCAS (B, D), 130 KCAS (F, DESCEND 500 FPM TO PROCEDURE TURN OR OTHER APPROACH APPROACH FIX CROSSING ALTITUDE MOD S/R10), 140 KCAS (G), SEGMENT ALTITUDE.

(40%-50% TORQUE, 25-32 PSI) LANDING APPROACH SPEEDS Vref B, B+, D, F.G FLAPS 20° (1.3 V81) FLAPS 40° (1.5 V$1 WEIGHT 94 94 96 94 95 90 99 100 100 97 101 10 103 101 103 100 104 104 106 106 A/S 140 KCAS (130 KCAS MIN) 8,930 103 107 (25%-30% TORQUE, 16-20 PSI)

9.000 106 103 109 109 9,435 108 112 9,500 105 112 10,000 108 115 LANDING ASSURED, CHECK

10.260 109 117 GEAR DOWN, FLAPS 20°

APPROACHING FIX INBOUND, MAP COMPLETE A/S 120 KCAS MIN. LANDING CHECKLIST MISSED APPROACH: GO- MDA A/S 120 KCAS MIN, (25%-30% TORQUE, 16-20 PSI) AROUND, MAX POWER, 800-1000 FPM DESCENT ROTATE TO 8°. *VDP

CONTINUE WITH TWO A/S 120 KCAS MIN.

VISUAL DESCENT POINT *VDP APPROACH PROFILE ENGINE MISSED (APPROX 50% TORQUE, 32 PSI) AN APPROACH FINAL CHECK. SELECT FLAPS 40° (IF DESIRED, BELOW 120 KCAS

CONSTRUCTED WITH A

VDP SHOULD HAVE THE AIRCRAFT CROSS THE TOUCHDOWN: POWER LEVERS RETARD TO FLIGHT IDLE STOP, THEN MDA AT OR BEYOND POWER LEVERS RETARD TO START. (GROUND IDLE). CHECK BOTH THE VDP. PROPS BETA. REVERSE AND BRAKES AS REQUIRED.

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Appendix A Figure C-25a NOTE MU-2B B, D (-10), F (-20), G (-30)

EITHER THIS PROCEDURE,

OR ALTERNATELY PROFILE NONPRECISION STRAIGHT-IN APPROACH C-25 MUST BE **OPTIONAL USE OF CONTINUOUS DESCENT FINAL APPROACH (CDFA) DEMONSTRATED.

IF FLAPS 5° INSTALLED. A/S (20%-25% TORQUE, 13-16 PSI) 130 KCAS (B, D), 130 KCAS (F DESCEND 500 FPM TO PROCEDURE COMPLETE DESCENT AND APPROACH CHECKLISTS. NOT MOD S/R10), 140 KCAS (F TURN OR OTHER APPROACH A/S 150 KCAS (140 KCAS MIN) REVIEW APPROACH MOD S/R10), 140 KCAS (G), SEGMENT ALTITUDE.

PLATE. RADIOS: TUNE & IDENTIFY. CHECK FINAL (40%-50% TORQUE, 25-32 PSI)

APPROACH FIX CROSSING ALTITUDE LANDING APPROACH SPEEDS Vref B, B+, D, F,G FLAPS 20° (1.3 V$1) FLAPS 40° (1.5 VS1) WEIGHT 7,000 94 7,500 95 96 95 95 99 100 8,000 95 90 100 97 101 10 103 105 8,500 101 103 100 104 106 105 8,490 8,930 9,000 9,435 101 103 1065 103 108 104 107 109 112 109 CAUTION - STEPDOWN FIXES **DURING ALL APPROACHES, (25%-30% TORQUE, 16-20 PSI) A/S 140 KCAS (130 KCAS MIN) 9,500 105 112 USE CDFA THAT MEETS ALL 10,000 10,260 109 108 115 117 ALTITUDE CONSTRAINTS LANDING ASSURED, CHECK GEAR DOWN, FLAPS 20° APPROACHING

FIX INBOUND, LANDING CHECKLIST COMPLETE A/S 120 KCAS MIN.

**DERIVED DECISION ALTITUDE (DDA) "CAUTION A/S 120 KCAS MIN, (25%-30% TORQUE, 16-20 PSI) MISSED APPROACH MUST BE WHEN USING CDFA METHOD. MISSED APPROACH: MDA 800-1000 FPM DESCENT DDA. DESCENT BELOW MDA EXECUTED UPON REACHING POWER, PITCH TO 8°. CONTINUE WITH TWO GO-AROUND, MAX *VDP (APPROX 50% TORQUE, 32 PSI) A/S 120 KCAS MIN.

DURING MISSED APPROACH ENGINE MISSED

NOT AUTHORIZED APPROACH PROFILE FINAL CHECK

CHECK FINAL LANDING CONFIGURATION *VDP

VISUAL DESCENT POINT AN APPROACH TOUCHDOWN: POWER LEVERS RETARD TO FLIGHT IDLE STOP, THEN POWER LEVERS RETARD TO START (GROUND IDLE), CHECK BOTH CONSTRUCTED WITH AVDP PROPS BETA. REVERSE AND BRAKES AS REQUIRED.

SHOULD HAVE THE AIRCRAFT

CROSS THE MDA AT OR BEYOND THE VDP.

A-125

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Appendix A Figure C-26 NOTE MU-2B B, D (-10), F (-20), G (-30)

EITHER THIS ONE ENGINE INOPERATIVE STRAIGHT-IN NONPRECISION APPROACH

PROCEDURE, OR

ALTERNATELY PROFILE C-26b MUST BE A/S 140/130 KCAS, (20-25% TORQUE DEMONSTRATED. 13-16 PSI) DESCEND 500 FPM TO PROCEDURE TURN ALTITUDE.

FLAPS 5°, (IF INSTALLED) (50%-60% TORQUE, 32-40 PSI)

COMPLETE DESCENT AND APPROACH CHECKLISTS. A/S 150 KCAS, 140 KCAS MIN (G), 135 KCAS MIN (F), 130 KCAS MIN (B, D), (APPROX 70% TORQUE, 45 PSI) REVIEW APPROACH PLATE. RADIOS: TUNE & IDENTIFY.

CHECK FINAL APPROACH FIX CROSSING

ALTITUDE *VDP VISUAL DESCENT POINT A/S 140 KCAS (130 KCAS MIN.) (40%- CONSTRUCTED WITH A VDP AN APPROACH CONTINUE WITH ENGINE OUT MISSED APPROACH: 50% TORQUE, 26-32 PS/) FLAPS 5° (IF INSTALLED)

SHOULD HAVE THE MISSED APPROACH PROFILE AIRCRAFT CROSS THE MDA A/S140 KCAS (130 KCAS MIN) AT OR BEYOND THE VDP. *VDP (20-30% TORQUE, 13-20 PSI) 800-1000 FPM DESCENT WARNING MAP MDA A/S140 KCAS (130 KCAS MIN) DO NOT ATTEMPT A GO-AROUND WITH (50-60% TORQUE, 32-40 PSI)

GEAR DOWN BELOW 400' AGL OR AFTER WHEN RUNWAY IN SIGHT, LANDING ASSURED, GEAR DOWN, FLAPS 20° FLAPS ARE 20°, SLOWING TO CROSS THRESHOLD AT 110 KCAS (G), 105 KCAS (F), SELECTED. 100 KCAS (B, D). BEFORE LANDING CHECKLIST COMPLETE CAUTION FINAL CHECK.

DO NOT USE SINGLE CHECK FINAL LANDING CONFIGURATION CAUTION ENGINE REVERSE GEAR EXTENSION TIME.

THRUST WITH THE APPROXIMATELY SIMULATED FAILED TOUCHDOWN, OPERATING ENGINE POWER LEVER SLOWLY RETARD 17 SECONDS G ENGINE POWER TO FLIGHT IDLE STOP. THEN POWER LEVER START (GROUND IDLE), 15 SECONDS B, D, F LEVER ABOVE FLIGHT CHECK PROP BETA, REVERSE AND BRAKES AS REQUIRED.

IDLE.

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