-
APP speed with boot failure
Flaps 00 speed 134 kts.
-
Va at the following weights:
9921
9480
9039
6610
- 9921 = 158 kts.
- 9480 = 155 kts.
- 9039 = 151 kts.
- 6610 = 129 kts.
-
Power settings
- speed - torque - gear - flap
- Terminal area 120 32psi Up 00
- App vector 150 24psi Up 150
- Non-Pre / FAF 120 24psi Dwn 150
- Non-Pre-In FAF 120 5 psi Dwn 150
- Circle/MDA 120 24psi Dwn 150
- Prec app 120 12psi Dwn 150
-
Vref
- 0 flaps = 118 kts
- 15 flaps = 98 kts
- 30 flaps = 89 kts
- 40 flaps = 84 kts
-
Vfe
- 15 flaps = 163 kts
- > 15 flaps = 130kts
-
Vref for Holding in Icicng no flaps
- Holding in Icing
- 00 flaps = 140 - 170 kts
-
Max emergency gear extension speed
110 kts
-
Vy @ Sl
Vy @ 20,000
- Vy @ SL = 120 kts
- Vy @ 15k = 115 kts
- Vy @ 20k = 110 kts
-
App speed
Flaps 15
Pusher Ice Mode
108 kts
-
-
EIS caution for Ng
Ng <= 60%
-
Temp that EIS caution will blink w probes de-ice off?
<+40 c
-
EIS warning for Ng
Ng > 104%
-
EIS warning for Np
Np > 1870 with Ng > 90%
-
EIS warning for oil temp
Oil temp > 1100 C
-
Gen 2 amp rating
- Belt driven
- Max 130 amps continuous
-
Gen 1 max amp rating
- Max amp is 300
- 450 for 2/min hour
-
Type of Battery
24 vdc NiCad 40 amp
- 20 min upto 60 amp
- 30 min below 50 amp
-
Type of wing
1. wet wing
2. 2 spars
3. 1 fuel tank
-
Cabin pressurization failure
1. Pressure indicator - Check
If cabin altitude> 10,700'
- 2. O2 mask all occupants - ON
- 3. Pax O2 - AUTO/ON
- 4. Pax - DON Msk
-
PCL Controls What?
PCL movement control FCU directly
-
Demonstrated X-wind 400 Flaps
With 400 Flaps X-wind is 15 kts.
-
Demonstrated X-wind 150 Flaps
X-wind w 150 flaps = 25 kts.
-
Max torque in reverse
Max torque in reverse is 34 psi
-
Max reverse prop RPM
Max reverse prop RPM = 1650
-
OAT Limits
- OAT limits =
- -550 C to +500 C
-
Max flap cycle with OAT <= 250 C
Max flap cycles = 8
-
Max Transient prop RPM
Max transient prop RPM = 1870
-
PC12 has what type of flaps
single piece Fowler type flap on each wing
-
How much will AOA be reduced when in "Pusher Ice Mode"?
AOA reduced 8 degrees
-
Control surface De-ice sequence
- 1. Horizontal stablizer
- 2. Wings bottom inboard
- 3. Wings top inboard
- 4. Wings bottom outboard
- 5. Wings top outboard
-
What comprises Stall Warn/Stick Pusher system?
- External AOA sensor on each wing
- 2 - Computers
- 1 - Stick shaker
- 1 - Stick pusher
-
Max landing weight?
Max landing weight = 9921
-
When does "CAB PRESS" annunciator illuminate?
Cabin pressure exceeds 10,500'
Max cabin differential of 6.5 psi
-
What is climb speed with
00 flaps 'Pusher Ice Mode' on
130 kts
-
When is the PCL lever aft of Idle Detent Prohibited?
1. Engine not running
2. During flight
3. MOR is being used
-
Which BUS supplies Boots Power?
GEN 2 BUS supplies power to timer and control valves
-
What happens if Boot De-ice pressure falls below <10 psi or there is a sequence failure?
CAWS - Green DE ICE BOOTS flash
CAWS - Red DE ICE illuminates
-
Control surface De-Ice system pressure is ?
Nominal pressure is 14 psi
Over pressure relief @ 18 psi
-
ITT Starting limits
- 8000 - 8700 C = 20 sec
- 8700 - 9990 C = 12 sec
- 10000 C = 2 sec
-
What is the Auto Engine start sequence?
60 sec OFF
60 sec OFF
30 min OFF
-
What is Vr when departing into known icing with flaps 150?
Known Icing Vr = 88 kts
-
What is landing distance increase with flaps 150?
Landing distance distance increase = 1.31
-
What is landing distance increase with flaps 00?
Landing distance increase = 1.83
-
What is Max Zero fuel weight?
Max Zero Fuel Wgt = 9039
-
An amber HYDR CAWS light indicates?
1. In flight - Pressure in hydraulic system < 1800psi
2. On ground - Pwr Pack cycled at least 6X in 1 hour and needs servicing
-
Hydraulic Power Pack will not have electrical power under what conditions?
Loss of GEN 1 which isolates NON ESS BUS
Power Pack over heat - Thermal Protection CB
-
EIS Torque caution range is?
EIS torque caution range = 44.4 - 61.0 psi
-
What is EIS Torque Warning?
>61 psi
-
EIS Caution Range for ITT?
EIS caution range = 8700 - 10000 C
-
EIS Warning for ITT?
EIS Warning = >10000 C.
-
Procedure for NO COMBUSTION w/in 10 secs?
- Condition lever - CutOff
- Starter Switch - Reset
- 30 Sec - Dry Motoring Run
-
PUSHER ICE MODE CAWS light illuminates when?
- PROP Heat - ON
- INERT SEP - OPEN
Shaker/Pusher automatically switches to Ice Mode
-
GEN 1 OFF or GEN 2 OFF annunciator lights illuminate when?
- 1. Over voltage
- 2. Under voltage
- 3. Overload
- 4. Reverse Current
-
White Arc limits
54 - 130 kts.
-
Green Arc limits?
91 - 236 kts
-
Vlo speed?
- Vlo = 177 kts.
- Do not extend or retract gear above this speed
-
Minimum Battery Voltage for External Start?
Minimum Battery Volatge for External Start = 28 VDC
-
Minimum Battery Voltage for battery start?
Minimum Battery Voltage for Battery start = 24 VDC
-
When is A/P and yaw Damper OFF?
A/P and Yaw Damper are off for TakeOff and Landing
-
Not feathered stabilized prop operation is prohibited at
350 - 950 RPM
-
Turbine Oil Quantity?
Turbine Oil Qty = 14.5 gts.
-
Total Usable Fuel?
Total Usable Fuel = 402 gal. approximately 2725 lbs.
-
Icing limitations during flight?
- Operational DeIce Boots
- Flaps 150
- 108 KIAS
- Boot Failure
- Flaps 00
- 134 KIAS
-
When will CAWS illuminate "PUSHER"?
- Built in test fail
- Push signal from 1 computer lasing <3 sec
- No torque output during push
- Either Disconnect switch pushed
- A/C is below .5Gs for <3 sec
-
Aircraft Dimensions are?
- Lenght = 53' 3"
- Width = 47' 3"
- Height = 14' 0"
- Landing gear width = 14" 3"
-
AV BUS Warning light comes on when?
AV BUS voltage is < 18 VDC
-
How many Flap position sensors are there?
-
Ignition system components
- Exciter
- High Tension Cables
- Two Spark igniters
- Cockpit control switch
-
EIS Caution light when?
Battery Voltage =< 22 VDC
-
ECS consists of what components?
Air cycle system
Distribution system
Control system
-
How many switches are used for landing gear indication and warning?
6 Proximity switches
2 Micro switches
-
Windshield heating elements & controller are powered by?
LH 28 VDC GEN 2 BUS
RH 28 VDC NON-ESS BUS
-
PROBE HEAT switch provides how much VDC to which items?
28 VDC from GEN 2 BUS to
- Pitot heads
- Static ports
- AOA probes
-
Describe what happens with Boost Pumps in AUTO POSITION?
Low pressure switch turns on pump if <2 psi and CAWS illuminates FUEL PRESS
3.48 psi pumps and annunciators are off
-
PROP DEICE power is supplied from which busses at what VDC?
28VDC
BATT BUS & GEN 1 BUS
-
PAX O2 switch in auto permits flow of O2 when
Cabin pressure exceeds 13,500'
-
Cabin Pressuration Control System (CPCS) does what?
- Regulates cabin pressure via outflow valves
- Entirely pneumatic except:
- Switching ground & flight modes
- In flight depressurization
-
VCCS may be operated
- During ground operations
- Up to an altitude of 25'000'
-
ECS Emergency Shutoff Valve performs
Isolates cabin during emergencies such as engine fire
Opens ram air scoop on right side of fuselage letting fresh air into cabin
-
Maximum Cabin pressure differential is
Red line = 6.5 psi
-
Cabin Differential dial markings are
- Green arc = 5.75 psi
- Yellow arc = 5.75 - 6.5 psi
- Red line = 6.5 psi
-
Maximum fuel imbalance is
26.4 gals or 178 lbs.
-
Holding non-icing fuel flow increase?
Fuel flow increase = 25-50%
-
Maximum cabin weight?
Max cabin weight = 3300 lbs.
-
Maximum baggage weight?
Max baggage wgt. = 400lbs.
-
R/H air/ground signal is sent to which systems?
- R/H stick pusher computer
- Landing gear indication
- Altitude & Heading reference system
- (AHRS)
- Transponder
-
L/H air/ground signal is sent to which systems?
- L/H stick pusher computer
- Cabin pressure control system (CPCS)
- CAWS
- EIS
- Hydraulic system control
-
Main tire pressure
Main tire pressure = 60 psi
-
When is oil checked?
Oil level is checked 10 minutes after shut down.
-
How many fuel check points?
- 2 - wing tanks
- 1 - aft and left of nose wheel
- 1 - fuel filter
-
When should parking brake be left off?
Do not use parking brake when A/C will be idle for long periods and at FBOs.
-
When shutting down let ITT stabilize for?
Stabilize ITT for 2 minutes.
-
Take-off maximum DC Amps?
Take-Off max amps =< 15 amps
-
Maximum Mach?
Max Mach = .48
-
OAT 250 C to 500 C What is the maximum flap cycles?
Max flap cycles = 6
-
GPU must provide?
27-30 VDC at 500 Amps for A/C power supply.
1000 Amps for engine start
-
Name 7 DC Power BUSes
- BATT DIRECT BUS
- BATT BUS
- GEN 1 BUS
- GEN 2 BUS
- NON ESS BUS
- AV BUS 1
- AV BUS 2
-
Items on BATT DIRECT BUS are?
- Cargo door motor
- Clock
- Dome light @ 50%
- Stand-by Power (if applicable)
-
Fuel vent pressure?
Fuel vent pressure is .2 - 2.0 psi
-
When is the Oil/Fuel Heat Exchanger by passed?
If fuel temp > 210 C exchanger is by passed.
-
High pressure fuel pump provides what pressure at 13% Ng
At 13% Ng high pressure pump provides 210 pph @ 75 psi
-
High pressure fuel pump provides what pressure at 100% Ng
At 100% Ng high pressure pump provides 1591 pph @ 800 psi.
-
L/R FUEL LOW CAWS annunciator illuminates when?
Tank is =< 20 gals or 135 lbs of fuel
-
What comprises the hydraulic power pack?
- Electric driven hydraulic pump
- Reservoir
- System pressure accumulator
- Filter w by-pass valve
-
If hydraulic pump motor fails, how long will system pressure accumulator keep gear in retracted position?
=< 200 minutes
-
Hydraulic power pack is connected to which BUS?
NON ESS BUS
-
When is altitude select capture prohibited?
Altitude select prohibited below 1000'
-
Propeller diameter?
104 -105"
-
Lowest temperature for Boot Operation?
Lowest temp for boot operation is -400 C.
-
-
TCV attempts to maintain a selected temperature between?
180 C - 300 C
-
CPCS maintains a cabin differential of
5.75 psi = 10,000' equivalent max service ceiling of 30,000'
-
O2 over pressurization green rupture disk ruptures at?
Green disk ruptures at 2775 psi
-
Systems on NON ESS BUS are?
- Power control circuits for:
- VCCS
- Hydraulic system
- Electrical Heating
- R/H Landing Light
-
When charging BATT with External Power source what are the switch configurations?
-
Nose wheel tire pressure?
60 psi
-
Use Flight Idle when temp is?
Temp is =< +50 C use Flight Idle
-
If you get a ESNTL BUS warning what are your actions?
Continue flight
-
What is the FCWU?
Flap Control Warning Unit
-
Major components of Ng governor?
- Fly weights
- Feedback spring
- Pilot valve
-
Major components of FCU
- 3-D cam
- Ng governor
- Fuel valve - makes up fuel metering system
-
Fuel Control Unit (FCU) is driven by?
High pressure engine driven fuel pump via internal splined coupling shaft
-
Useful load is?
Useful load is 4454 lbs.
-
Which aileron has electrically operated trim tab?
Left aileron
-
How can stick pusher be over-ridden?
- By pressing 'PUSHER INTR' button to disengage stick pusher actuator
- Manually overriding by pulling on yoke (appox. 60-65 lbs.)
-
Maximum airspeed pointer at 30,000'?
At 30,000 Max A/S pointer is aligned with 173 KIAS
-
Vr @ SL, Std Day
Vr = 79 KIAS
-
-
Voltage regulators are set to maintain what output?
28 VDC +/- .5 VDC
-
Normal descent speed?
High speed descent?
Normal = 2000 fpm
High speed = 3000 fpm
-
Best glide @ 9039 lbs. Prop feathered
Best glide = 114
-
Hydraulic System requires what pressure?
Hydraulic pressure = 2450 - 2800 psi.
Pwr pack cycles w pressure < 2450 psi
-
Engine starting system is comprised of?
- Starter/Generator
- Ignition system
- Relays controlling electrical power thru system
-
Ng at Ground Idle is?
Ng @ GI = 50.7%
-
Max O2 pressure
Max O2 pressure is 1850 - 2000 psi
-
Lamps test is used to test?
- CAWS lights
- Master Caution/Warning
- Triple trim indicators
- All LEDS on EPMP
- Red A/S warning light
-
EIS caution light is on when GEN 2 DC amps are?
EIS caution lights when GEN @ DC amps > 140 Amps
-
Max Propeller RPM?
Max Prop RPM = 1700 RPM
-
Inverter Warning indication?
RMI flag
-
Primary ACU provides indication of?
-
Inverters Convert VDC to ?
-
Inverters are on which BUS
INV 1 - BATT BUS
INV 2 - GEN 1 BUS
-
Passenger door is secured by?
6 locking pins or shoot bolts
-
Cabin rate selector can be adjusted to
100 fpm to 2000 fpm
-
ECS is primary?
ECS is primary system to condition air
-
Fuel system
- Vents are not connected
- Balancing at 5% of current fuel
- High side boost pump activated so it uses more fuel from that side
-
Heating system consists of?
- 2 - 28VDC heating units
- 2000 C shutoff limit
-
Components of shaker/pusher system are?
- 2 AOA
- 2 computers
- 1 computer to shake
- 2 computers to push
-
At what speed does shaker activate?
10 Kts above stall speed
-
Ng Governor operation?
- Ng governor controls engine speed thru axial positioning of 3-D cam, flyweights, feedback spring and pilot valve
- Pilot valve regulates bleeding of Pt pressure from lower chamber of 3-D cam
- P1/P2 differentials function of pilot valve vs flyweights & feedback spring position
-
Pressure Relief Valve operation
- Prevents engine fuel system over-pressure
- Dumps un-metered fuel >1350 psi to by-pass line back to engine driven fuel pump
-
EIS WARNING range digits blink at?
80/minute
-
EIS CAUTION range digits blink at?
40/min
-
Oil pressure system:
1st valve pressure
2nd valve pressure
1st valve pressure 90-135 psi
2nd valve pressure <160 psi
-
Major components of Engine Fuel System?
- Low pressure engine driven fuel pump
- Oil to fuel heat exchanger
- Hi pressure engine driven fuel pump
- Fuel Control Unit (FCU)
- Fuel Flow Transducer
- Flow Divider
- Fuel Manifold
- Fuel Nozzles
-
By-Pass Valve
- By-Pass valve maintains constant delta pressure (P1/P2)
- 53 psid
- During acceleration demand for metered fuel (P2) is greater so less P1 is dumped
-
Minimum Flow Valve
- Adjusted to provide 90 PPH during start
- Prevent flame out during rapid deceleration
-
Torque Limiter
- Torque limiter works with FCU to prevent torque from exceeding 46+/- .5 psi
- Unit is a:
- sealed bellows w torque meter oil pressure
- limit springs
- valve seals Py air orifice plumed to FCU
-
Pusher Ice Mode illuminates when?
- Prop switch - ONInert Sep - OPEN
- Shaker/Pusher automatically switches to "Ice Mode"
-
Procedure for NO COMBUSTION w/I 10 sec.
- Condition Lever - Idle/Cutoff
- Starter Switch - Reset
- Dry Motoring Run - 30 sec.
-
EIS Warning for ITT
Warning when temp >10000
-
EIS Caution range for ITT
Caution range for ITT temp 8700 - 10000
-
EIS Torque Warning
Torque Warning when torque is > 61 PSI
-
Hydraulic Power Pack will not have Electrical Power under what conditions?
- Loss of GEN 1 which isolates NON-ESS BUS
- Power Pack overheat via Thermal Protection
-
An amber HYDR CAWS light indicates:
- In flight pressure < 1800 PSI
- On Ground - Power Pack cycled at least 6 times in 1 hr. & needs servicing
-
Max Zero Fuel Weight?
Max Zero Fuel Weight = 9039
-
Landing distance increase with zero flaps
Landing distance increase with 0 flaps is 1.83
-
Landing distance increase with 150 flaps
Landing distance increase with 150 = 1.31
-
Auto Engine Start Sequence ie: Sec - Off
- 60 sec - OFF
- 60 sec - OFF
- 30 min - OFF
-
Surface De-Ice system pressure is
- Nominal 14 PSi
- Over Pressure Relief at 18 PSI
-
If BOOT De-Ice pressure falls Below _____. What happens?
- < 10 PSI or
- Error in Sequence
- Green DE ICE BOOTS light flashes
- Red DE ICE light illuminates
-
Which BUSS supplies Boots Power?
GEN 2 BUS supplies power to Timer and control valves
-
PCL Aft of IDLE detent prohibited
- Engine not running
- During flight
- Using MOR
-
What is the IAS in the climb when Zero
flaps & PUSHER ICE MODE
IAS is 130 kts.
-
When does CAB PRESS annunciator illuminate?
- Cabin altitude exceeds 10,700'
- Max cabin differential of 6.5 PSI
-
Max Landing Weight?
Max Landing Weight = 9921 lbs.
-
Surface De-Ice sequence is?
- Horizontal Stabilizer
- Wings - Bottom Inboard
- Wings - Top Inboard
- Wings - Bottom Outboard
- Wings - Top Outboard
- 8 sec per section
-
How much will AOA be reduced when in PUSHER ICE MODE?
Stall AOA is reduced 80
-
What type of flaps on PC 12?
Single piece Fowler type flap on each wing.
-
Transient Prop RPM is
Transient Prop RPM = 1870
-
OAT up to 250 C. What is the maximum flap cycles?
Up to 250 C maximum flap cycles = 8
-
OAT limits for PC 12
-550 C to +500 C
-
What is the maximum Reverse Prop RPM?
Max Reverse Prop RPM = 1650 RPM
-
What is maximum Torque in Reverse?
34 PSI is maximum Torque in Reverse
-
What is the demonstrated X-wind at 150 flaps
Demonstrated X-wind at 150 flaps = 25 KIAS
-
PCL controls what?
PCL movement directly controls FCU.
-
Holding Speed for Icing & Normal conditions?
- Icing Holding Speed is 170 KIAS
- Normal Holding Speed is 150 KIAS
-
What type of wing is on PC 12?
- Wet wing
- 2 spars
- 1 fuel tank
-
What type of battery?
- 24 VDC NiCad 40 amp
- 20 min. up to 60 amp draw
- 30 min. below 50 amp draw
-
GEN 1 maximum AMP
- Max = 300 AMP
- 450 for 2 min./hr.
-
GEN 2 Max AMP?
- Max 130 AMP continuous.
- Belt driven 28 VDC
-
EIS Caution illuminates when ITT is?
EIS Caution light when ITT = 8000 - 8700 C.
-
EIS - Caution Range digits blink at what rate?
Caution range digits blink at 40/min.
-
EIS Warning range digit blink at what rate?
EIS Warning digits blink at 80/min.
-
What is the function of the Pressure Relief Valve in the fuel system?
- Prevents engine fuel system over pressurization
- Dumps unmetered fuel >1350 PSI to bypass line back to fuel tans
-
If Gear fails to retract what do you do?
- CAWS NON ESSNTL BUS light - refer to electrical
- CAWS HYDR light - refer to Emergency Extension
-
Gear Warning horn sounds when?
- Gear is UP & Flap Lever is past 150
- Airspeed is <130 KIAS & Power < 10% of Max Torque
-
CAWS AIR/GRD light illuminates when
- One AIR/GRD switch fails
- No light comes on when both switches fail at same time.
-
Right Hand Gear AIR/GRD switch fails
1. in the air position
2. in the ground position
- Fails in the air position
- Possible to Retract Gear on the ground
- Fails in ground position
- Normal gear extension
- If engine fails then Emergency Ext.
-
What are the values for High & Low hydraulic pressure?
- High HYD pressure is 2800
- Low HYD pressure is 2450
-
CAWS HYDR light illuminated means
- Hydr fluid is low
- Main system pressure is < 1800 PSI - not enough pressure
- On the ground - The pump motor has been activated more than 6 times in an hour indicating an excessive leak rate in the system
-
If the CAWS HYDR light is continuously illuminated: What actions are taken?
- On ground - System requires maintenance
- In Flight - HYDR CTL CB Pull
- - KIAS < 177 kts.
- - Emergency Extension
-
Accessory Gearbox Drives?
- FCU
- Engine driven fuel pump
- Pressure & Scavenge oil pump
- N1 Tach generator
- Starter/Generator
-
CAWS ESNTL BUS light is illuminated. What conditions exist?
- Voltage is < 18 VDC
- Check GEN 1, GEN 2 or BATT BUS
-
CAWS FUEL PRESS light is illuminated. What actions are taken?
- Reduce power to minimal to sustain flight
- Fuel pumps on
- If FUEL PRESS light stays on Land As Soon as Possible. Prepare for of field landing.
-
CAWS
Yellow DE-ICE & Green PROP DE-ICE flashing.
What are your actions?
- Prop switch OFF
- Prop Switch ON
- Check CB - Do not reset unless tripped
- If light goes out after 5 seconds continue
-
CAWS
Yellow DE-ICE light & Green De-ICE BOOTS illuminated. What actions are taken?
- Boots Switch OFF
- PCL Increase power
- Boots switch ON
-
CAWS
Yellow AOA DE-ICE & Green PROBES DE-ICE illuminated. What are the actions taken?
- Check CB
- Probe switch OFF wait 3 min.
- Probes switch ON
-
CAWS
Green PROBES DE-ICE light does not come on?
Indicates failure of Pitot/Static Probe de-ice system.
-
CAWS:
Yellow PUSHER & Green INERT SEP & PROP DE-ICE illuminated.
PUSHER ICE Mode is OFF are indications of what condition?
Stall Warning/Stick Pusher system failure
-
Propeller De-ice modes are
- OAT > 00 C - Standby
- OAT 00 =< 160 C
- Blades 1-3 heated 45 sec.
- Blades 2-3 heated 45 sec.
- System off 90 Sec.
- OAT >-160 C
- Blades 1-3 heated 90 sec.
- Blades 2-4 heated 90 sec.
-
EIS Torque Caution Range is
EIS Caution Range is 44.4 - 61.0 PSI
-
Departing into Known Icing Conditions. Vr w 150 flaps is
Vr = 9 kts.
79 + 9 = 88 kts.
-
ITT Starting limits are
- 8000 - 8700 C - 20 sec.
- 8700 - 9990 C - 12 sec.
- 10000 C - 5 sec
-
EIS warning when oil temperature is >
EIS warning when oil temperature is > 1100 C.
-
GEN 1 OFF or GEN 2 OFF annunciators illuminate when there is
- Over voltage
- Under voltage
- Overload
- Reverse current
-
White arc on airspeed indicator
64 - 130 KIAS
-
Green arc on airspeed indicator
91 - 236 KIAS
-
Ramp weight is ?
Takeoff weight is ?
- Ramp = 9965
- Takeoff = 9921
- Landing = 9921
- Zero Fuel = 9039
-
GPU must provide
- 27 - 30 VDC of 500 amps to supply power to aircraft and
- 1000 amps for engine start
-
L/R FUEL LOW CAWS annunciator illuminates when
< 20 gals in respective tank
-
Temperature Control Valve attempts to maintain a selected temperature between
180 C to 300 C
-
CPCS maintains a max cabin differential of
5.75 PSI = 10k' equivalent at a max service ceiling of 30k'
-
Ground idle is what %
Ground idle 50.7% Ng
-
Maximum O2 pressure range is
Max O2 pressure is between 1850 - 2000 PSI
-
EIS caution illuminates when GEN 2 DC amps are
EIS caution illuminates when GEN 2 DC amps > 140 amps
-
Primary ACU provides indication of the following
- Torque
- ITT
- Ng
- Fuel Quantity data
-
Maximum speed for Emergency Gear extension
Maximum speed for Emergency Gear extension is 110 KIAS
-
Engine operating limits are
- Torque:
- 44.3 PSI max TO limited to 5 min.
- 36.9 PSI max climb/cruise - continuous
- ITT:
- 7200 C max ITT - continuous
- 8000 C max ITT for TO limited to 5 min
- 8700 C max ITT limited to 20 sec.
- 10000 C MAX ITT start limited to 3 sec.
-
Iceing limitations during flight
- Operational De-Ice Boots
- 150 Flaps
- 108 KIAS
- Boot Failure
- 00 Flaps
- 130 KIAS minimum
-
Maximum fuel imbalance
26.4 gal or 178 lbs.
-
Maximum Cabin differential is:
- Green Arc = 5.75 psi
- Yellow Arc = 6.50 psi
- Red Line = 6.50 psi
-
Cabin Pressurization Control System differential dial markings are
- Green arc = 5.75 PSI
- Yellow arc = 6.50 PSI
- Red line = 6.50 PSI
-
When deploying ECS Emergency Shutoff Valve what happens?
- Firewall SHUTOFF isolates the system during emergencies such as engine fire
- Opens Ram Air Scoop on right side under fuselage letting fresh air into the cabin
-
VCCS maybe operated under what conditions?
- During ground operations
- Up to an altitude of 25k'
-
Cabin Pressurization Control system (CPCS) does what?
- Regulates cabin pressure via outflow valves
- Entirely pneumatic except for
- Switching Ground & Flight modes
- In flight depressurization
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