General OM-12 Revision Flashcards
Va limit Load factors : Gear and Flap retract
-1 g to 2.5g
Max Operating Altitude
25,000 FT
Va limit load factor : Gear and Flap Extended
0g to 2.5g
What is the maximum Cargo door operation X wind component
No more than 45 knots
Where do you refer for distachatbility items
MEL/CDL
What is the maximum silver airways seat capacity on all ATR76 pax aircraft
70 seats
What is the max ramp weight
51,080 LBS
What is the max takeoff weight
50,705 LBS
What is the max Landing weight
49,273 LBS
What is the max Zero fuel weight
46,296 LBS
Where do you refer for cargo loading limitations
Refered to company document E096
Vmo/Mmo
250 Kias / 0.55
Va
175 KIAS
How many flaps position we have on the ATR 600 72
3 position
0°
15° - 185 KIAS
30° - 150 KIAS
VLE
landing gear extended speed
185 KIAS
VLO
Landing gear extention speed
170 KIAS
VLO
Landing gear retraction
160 KIAS
Vwo
Wiper operating speed
160 KIAS
Max tire speed
165 KIAS
Vmcl
Minimum control landing speed for Flaps 15 and 30
Flap 15 98 knots
Flap 30 98 knots
Maximum tailwind limit for takeoff and landing
15 knots
but silver is 10 knots
Maximum runway slope
+/- 2%
Maximum demostrated X Wind for To or landing flap 30
35 Knots
Maximum demostrated X Wind for To or landing flap 30 with braking action reported on the runway
10 Knots
Reserve Takeoff TQ and time limitation
100% TQ / 10 min
Reserve takeoff NP and Time limitation
101% NP / 10 Min
Main battery voltage
24 volts 43 amps
The ACW system power
The green and blue hydraulic system
Emergency battery voltage
24 volts 17 amps
inviter 1 powers
AC bus 1 and AC standby bus
inverter 2 power
Only AC bus 2
what are the 3-emergency power source in case of a full loss of DC power
Main battery
Emergency battery
Transpor Forner rectifier unit
what is the purpose of the GCU
to provide protection to the DC power system
How many batteries we have in the our ART 72-600
2 Ni DC batteries
DC systems loads
28 volts 400 amps system
inverters voltage
Max load
500 KVA NONE
575 KVA 30 MINUTES
750 KVA 5 MINUTES
ACW voltage
20 KVA NONE
30 KVA 5 MINUTES
40 KVA 5 SECONDS
system 341 to 488 HZ
ACW system is driven by
propeller reduction gear box
AC Wild system produces electrical power after
66 % NP - propeller rotation
ACW system provide 3000 psi to the hydraulic system
true or false
True
The blue hydraulic system powers
Flaps, Spoilers, Emergency break
The green hydraulic system powers
normal break and landing gear and anti skips
what is the engine manufacture?
Pratt and Whitney
what is the name of the propeller manufacture?
Hamilton
how many blades each engine has
6 Hamilton blades per engine
reduction gear box
It drives the ACW generator the propeller HP pump and the speed governor the auxiliary feather pump the properller break the fuel / oil cooler
what is in the Accessory gear box
DC starter / generator
the High-Pressure fuel pumps
the engine oil pump
Engine rating limiting
reserved takeoff 2750 HP maximum continuous 2500 HP Takeoff Power 2475 HP Climb power 2192 HP cruise power 2132 HP
ATPCS in case of an engine failed during takeoff
the system will provide 10% up trim to the live engine and auto feather to the failed engine
ATPCS during flight
if arming conditions are meet it will only provide auto feather no up trim
ATPCS up trim and feather conditions
PWR MGT TO
ATPCS push bottom on
PLs more than 49 degrees
TQ more than 46%
ATPCS auto feather condition on flight
PWR MGT TO
ATPCS push bottom on
BOTH PLS more than 49 degrees
BOTH TQ more than 46%
How much hydraulic fluids does the reservoir has on the tank
4 liters
The low pressure will come on the Hydraulic green and blue system
at 1500 PSI
Low pressure will come on on the Auxiliary pump at
less than 1500 psi
wiper max operating speed
160 knots
what are the two de-icing boots
Chordwise boot
Annular boots
maximun fuel capacity
11,025 pounds
maximum steering angel
60 degrees
how many emergencies exit
5
minimum pavement width
70.2 for 180 degrees turn
aircraft dimension
89.1 feet fuselage
24 feet horizontal stabilizer
88.7 wingspam
maximum range with maximum payload
830 NM
Total portable water on board
4 gallons
Emergency equipment in the cockpit
3 quick donning masks 3 smokes google 3 life vests 2 flashlights 1 set of fire gloves 1 fire extinguisher smoke PBE escape rope 1 crash axe
How many PBE are in the aircraft
4 PBE in total
How many oxygen bottles are on board?
2 bottles
but Minimum 1 bottle is required to cover a cabin depressurization at middle of the flight from FL250 to 13,000 feet with less than 4 minutes.
what does the storm light does
It helps when flying at night operations in the ON position it overrides and prevent blinding the pilot in case of lighting.
how long does the integral emergency battery is good for
10 minutes and has 6 volts
starter limitation
3 starts within 1 minute 30 second maximum combined, followed by 4 minutes off
Approved lubricating oil
PWA 521
maximum pressure refueling
50 PSI
Total useable fuel in each tank
5510 pounds
Maximum fuel unbalanced
1609 pounds
Maximum differential pressure
6.35 PSI
maximum negative differential pressure
-.5 PSI
Maximum differential pressure for landing
.35 PSI
maximum differential pressure for landing
.35 psi
Maximum differentials pressure for OVBD valve full open selection
1 PSI
Maximum altitude for one single bleed operation
20,000 feet
Max load and time limit for DC Gen
400 A none time
600 A 2 minutes
800 A 8 seconds
max load and time limit for Inverter
500 none
575 30 minutes
750 5 minutes
Max load and time limit for ACW GEN
20 KVA none
30 KVA 5 minutes
40 KVA 5 second
MAX load and time limit for TRU
60 A time none
90 A 5 minutes
single DC Gen operation
flight level must be limited to FL200
maximum tire speed
165 Knots
takeoff with more than one failed MFC module is prohibited true or false
false
Tail stands missing or not availed procedures
The captain will tell the flight attend to hold row 1-9 and the remaining rows can we deplane.
Max X-wind normal conditions Dry RWY/Good braking Action
35 knows
maximum tail wind for silver limitation
10 knots
Minimum height for auto pilot engagement on takeoff
100 feet
Minimum height for use the auto pilot or flight director
- 1,000 feet except during takeoff or approach
- VS or IAS approach mode 160 feet
- CAT 1 APP mode 160 feet
Cabin light illumination system
Must be on for not less than 15 minutes before each flight
(TCAS) Traffic Alert and Collision Avoidance System
limitation
- TCAS must be turned to (TA) traffic adversity ONLY in Engine out Operation
- Stick pusher/shaker failure
- Flight with the landing gear down
How many FMS / Flights management System we have on the ATR 72-600
2
How many FMS / Flights management system we need for an Approach
1
How many GPS on the aircraft?
2
maximum differential pressure for OVBD valve fully open position
1 PSI
Maximum negative Differential Pressure
-0.5
Max differential Pressure for Landing
.35 PSI
Max differential Pressure
6.35
Prohibited fuels
JP4 and JETB
MAXIMUM ALTITUDE WITH ONE BLEED OFF OPERATION
20,000 FEET
