EP's Flashcards

1
Q

Abort start procedure

A

1- Ignition does not take place after reaching N1=20% 20ah 15 sec vent & wait 60 40 Ah- wait 30 seconds, then vent 15 and wait 30 seconds
2- if abnormal noises are heard
3- TOT rises abnormally rapidly(if limits aren’t exceeded wait 15 seconds after N1=0 to drain excessive fuel
4-if engine hangs
5- No positive engine or transmission oil pressure at idle
6- If N1 or N2 increase beyond engine limits
7-Abnormal vibrations during a to increase
8- if starter still engaged at 50%

TURN OFF ENG MAIN SWs
SHUT OFF RESPECTIVE TWISTGRIPS

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2
Q

Three basic rules

A

1- Maintain ac control
2- analyze the situation
3-take proper action

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3
Q

Restrictions by of CBs

A

Shall not be reset in flight unless pic judges it to necessary for safe completion of flight

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4
Q

OEI ESTABLISH

A

Maintain within OEI limits
If engine is tending toward zero
65 Vy or Vtoss 40-best climb gradient
If Engine has residual power - determine if OEI flight is able- double the torque on good engine
If OEI can be maintained- continue EP procedure
If engine power can’t attain OEI, land as soon as possible and reestablish power for landing

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5
Q

Warning lights and cautions

A

Red WARNING - he Ny, indicated an emergency condition requiring immediate attention
Yellow - caution, immediate action not needed but possible need for corrective a action

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6
Q

BAT DISCH - warning

A

Gong, (normal during start)
Check GEN,BAT AMPS, DC VOLTS
reduce electrical consumption
Land as soon as practicable

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7
Q

GEN OVHT - memory item

A
AFFECTED GEB SWITCH OFF
if GEN OVHT stays on for more than a minute
OEI flight condition establish
Identify affected engine
Single engine emergency shutdown
Land as soon as practical
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8
Q

HYD PRESS

A

Pressure loss in the respective system

System 2 - yaw servo will be lost, increased part pedal forces

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9
Q

STARTER

A

Gen sw off
Check starter caution off
Check electrical load and reduce electrical consumption
Pull CB if starter caution is still on
After landing shutdown engine with twist grip to avoid engine over temperature

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10
Q

TRGB CHIP

A

Metal particles in tail rotor gearbox

Land as soon as practicable

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11
Q

XMSM OIL P , Memory

A

XMSM oil pressure indication check in normal range

Land as soon a practicable

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12
Q

XMSM OIL T , memory

A

XMSM oil temperature and oil pressure - check indication
If within limits land as soon as practicable
If indications are out of limits - reduce power as much as possible
LAND AS SOON AS POSSIBLE

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13
Q

SINGLE EMERGENCY SHUTDOWN, memory

A

Make certain affected engine controls are selected

ENG MAIN sw(affected engine). - IDLE, check indications, the OFF

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14
Q

Engine over speed driveshaft failure - memory

A

Nro decrease, affected engine has Tq to zero, N2 oscillates
Normal engine- Tq, N1 and TOT increase, N2 del new on previous setting
1-establish OEI
2-identify affected engine
3- single engine emergency shutdown
4- land as soon as practicable

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15
Q

ENGINE OVERSPEED- governing failure- memory

A

Both engines TQN1 and TOT oscillate but bad engine increases and good decreases

Use collective to maintain. n2&Nr within limits
Identify affected engine
TWIST GRIP ON AFFECTED ENGINE UNTIL NORMAL ENGINE TAKES THE LOAD
Collective readjust
Select MAN ENG MODE SELECT
Adjust TWiST GRIP TO 20%~30%
Readjust collective
Land as soon as practicable
TWIST GTIP , REDUCE BEOFE LOWERING COLLECTIVE TO MAINTAIN N2/Nro

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16
Q

Engine oil temp high, memory

A
Increase airspeed
I'd affected engine
OEI establish
Engine main sw to ground idle
Monitor oil temp
Land as soon as practiable
If above limit single engine emergency shutdown
Land as soon as practicable