Limitations Flashcards
Max Ramp weight
36,500lbs
Ambient operating temperature?
Max 48.9 or ISA +35°C
Min -54°C
Max take off weight
36,300lbs
Max landing weight
33,900lbs
Max zero fuel weight
32,000lbs
Minimum structural design weight
21,400lbs
Cargo compartment 1
2000lbs
Cargo compartment 2
1000lbs
Cargo compartment A
2150lbs
Cargo compartment B
1850lbs
Max total weight cargo 1 and 2
2000lbs
Floor loading
125 lbs/ftxft on main floor
75 lbs/ftxft on the shelf floor
Max operating altitude
25,000ft
Max altitude for take off and landing
10,000ft
Max altitude for gear and flap operation
15,000ft
Max runway slope
+/- 2%
Max tailwind component
10kts
Max crosswind component
36kts
Max crosswind contaminated runway
14kts
Max crosswind component packed snow
20kts
Normal cabin pressure differential
5.5psi
Max cabin differential
5.95psi
Max cabin altitude
8,000ft
Max cabin differential on landing
0.5psi
Autopilot restrictions
No back course No single engine approach Off at 200ft AGL or above Not on until 1000ft AGL Off for heavy icing
Flap 5 speed
148kts
Flap 15 speed
148kts
Flap 35 speed
130kts
Vlo gear operating speed
158kts
Vle max landing gear extended
172kts
Va maneuvering speed
164kts
Vb rough air speed
180kts
Max tire ground speed
139kts
Starter generator cranking limits
1 minute on 2 minutes off
1 minute on 2 minutes off
Engine clearing procedure
1 minute on 30 minutes off
Min volts for battery and gpu starts
22volts
Dc generator load
In flight is 1.0
On ground 0.7
TRU load limits
In flight is 1.0
On ground 1.0
AC generator load limits
On ground up to+10°c is 1.0
On ground above +10°c is 0.33
In flight 1.0
Fuel tank capacity
5678 lbs total
2839 lbs per tank
Max 600 lbs imbalance
Minimum NH
60%
Engine start itt
816-850°C for 20 seconds
850-950°C for 5 seconds
Propeller prohibited range
500-780rpm
Max prop torque in feather
50%
Minimum oil temp for unfeathering
10°C minimum
45°C recommended
Max takeoff power
112.5% torque
816°C itt
For 5 minutes
Normal takeoff power
99.5% which rolls back to 97.5%
785°C itt
Max continuous power
97.5% torque
800°C itt
Transient power for 20 seconds
125% torque
850°C itt
1320 rpm
Max reverse power
90% torque
785°C itt
Hydraulic system capacities and minimums for dispatch
#1 system minimum is 1.5 and capacity is 2.68 #2 system minimum is 3.0 and capacity is 5.19
Minimum de-ice pressure
18psi
O2 minimum dispatch pressure fixed system
1300psi 2 crew
1800psi 3 crew
O2 minimum dispatch pressure portable bottle
1750psi
Minimum brake pressure for start
1500psi
Crew portable oxygen bottle pressure
1750psi
How long will a pbe last
Approx 15 minutes
Cabin oxygen bottles
2 small 1100psi bottle in closet or overhead bin
1 large first aid bottle 1900psi
When do emergency lights activate
When power is lost on the right secondary bus
Emergency light battery life and charge source
20minutes and charges from right hand dc secondary bus
How many fire extinguishers and location
3
One behind captains seat
One in the emergency equipment cupboard
And one on the rear cabin bulkhead
Where is the fire axe
Behind the captains seat
What type of batteries
Two 24volt 40 amp hour
What powers and what do the TRUs power?
Powered by AC generators and powers secondary buses
DC Over voltage protection from gpu at?
31.5 volts DC
When does the #1 or 2 TANK FUEL LOW lights come one
When fuel in collector bay reaches 130lbs
When does the #1 or 2 ENG FUEL PRESS caution light come on?
If fuel line pressure before engine pump inlet drops below 5.5psi
Fuel heater temperature limits?
+11°C to +57°C
If outside this range turn on auxiliary pump
What does the #1 or 2 FUEL FLTR BYPASS cautions light mean?
Fuel filter has become restricted and fuel is bypassing
PW121 horsepower rating
Normal takeoff power 1950 hp
Maximum takeoff power 2150hp
Accessory gear box drives what?
Fuel pump engine driven
Oil pump
DC starter generator
What is driven of the reduction gear box?
Hydraulic system main pumps AC generator Propeller control unit Propeller control unit overspeed governor Oil pump for prop control unit
What is the engine oil capacity and max consumption rate?
7.5 U.S. Gallons
Max burn is 1.5 gallons per 10hours operation
When does the itt over temp warning light come on?
810°C
When to add fuel for cold, warm, and battery starts?
Cold start 12%
Warm start 18%
Battery start 19% or peak Nh
Which prop is the prop sync master?
1
How closely should props be synced before engaging synchrophase?
20rpm and company limit is 5rpm
How does the alternate feather work?
Activates alternate feather pump for 18 seconds and drives prop to feather.
Types and rpm of overspeed protection?
1236rpm overspeed governor using flyweights which decrease metered oil flow to prop.
1308rpm using flyweights which decrease P3 air to MFC which then decrease fuel.
Mechanical pitch stops engage if oil pressure to the prop is lost and will engage ACME screw.
1 or 2 ENG HYD PUMP caution light illuminates when?
When system pressure drops below 2000psi
1 or 2 STB HYD PUMP HOT means?
Motor windings are 170°C or more
What does FARPIN stand for and which engine?
#1 engine Flaps Antiskid Rudder lower actuator Power transfer unit Inboard spoilers Normal brakes
What does LOSER stand for and which engine?
#2 engine Landing gear Outboard spoilers Steering Emergency brakes Rudder upper actuator
What is the alternate gear extension system?
One handle which opens nose doors and allows nose gear to drop.
One handle to open main gear doors.
A hand pump to pump main gear down with its on hydraulic reservoir in the nose.
1 or 2 HYD FLUID HOT caution lights mean what?
Fluid is hot in the reservoir.
Time limit on PTU operation?
5 minutes
Take off warning sounds for what?(gear horn)
Park brake is set Trim is out of take off range Flaps less than 5 or greater then 20 Conditions levers not at maximum ECU selector not in TOP
When does gear horn sound?
If one power lever is back and one up(it can be silenced)
Flap 15 or more and both power levers back and 130kts or less(cannot be silenced)
Steering limits and specs?
Rudder pedals 7°
60° with the tiller
120° free castering
60°to120° NOSE STEERING caution light illuminates
When fully charged how many applications do you get out of the emergency brakes?
4 applications and very small activation range
What does the WT ON WHEELS caution light mean?
Disagreement between the two weight on wheel sensors
How is the main gear held up?
By mechanical up lock on up lock roller.
Hydraulic pressure is bypassed in up position.
How is the nose gear held up?
By over center strut.
Hydraulic pressure bypassed in up position.
What is the maximum speed with any gear door open?
140kts
Nominal surface with for 180° turn.
60ft
What is the wingspan?
85ft
How tall is the tail?
25ft
How long is the plane?
73ft
What is the prop diameter?
13ft
What does the fast slow indicator show?
1.3 Vs
What does the FLAP DRIVE caution light indicate?
Failure of the primary flap drive and torque sensed on the secondary drive.
What does FLAP POWER caution light indicate?
Insufficient hydraulic power at flap motor. 1500psi or less
The ailerons are directly connected to which pilot yoke?
Copilot
The roll control spoilers are directly connected to which pilot yoke?
Captains
At what speed are the outboard roll spoilers deactivated?
140kts
Which spoiler is deactivated above 140kts?
Outboard roll spoilers
Maximum rudder deflections left and right? What flap settings?
16° left and 18° right with flap extended
12° left and right with 0 flap
RUD PRESS caution light speed limit?
200kts
RUD PRESS caution light indicates what?
Pressure failed to go from 1500psi to 900psi at 140kts and above.
Wrong pressure
RUD FULL PRESS caution light indicates what?
3000psi is being supplied to # 1 or 2 rudder system
Which breaker is the aileron trim?
J7
Maximum speed for pitch jam?
Max 150kts or whatever speed it occurred at
Which breaker is for rudder trim?
F7
True or false. Always allow flaps to finish moving in selected direction before changing direction.
True
The autopilot is approved for which glide slope angles?
2.5-4.0°
Above 3° max flap 15
Vmo at 25,000ft
207kts
Vmo at 20,000ft
223kts
Vmo at 15,000ft
239kts
Vmo at 14,000ft and below
242kts
Maximum altitude for airstart .
20,000ft
Minimum V1 and Vr?
Flap 5 is 83kts
Flap 15 is 79kts
Cracked windshield limitations?
Max 180kts
Max cabin diff of 2.5-3.0PSI
Ram ventilation is most effective above what speed?
150kts
Pitch control jam max speed?
150kts max or whatever speed it occurred at.
RUD 1 or RUD 2 push off switch lights on maximum soeed?
200kts
1RUD HYD or 2RUD HYD caution light max speed?
200kts
RUD PRESS or RUD FULL PRESS caution light max speed?
200kts
L or R ELEV HORN HEAT caution light min speed?
173kts
Max prop unfeathering speed?
165 knots
Icing conditions exist at which temperatures?
10°C for ground and 5°C or below for flight with visible moisture present in any form.
Minimum Nh% for selecting fuel on?
10% and expect high ITT
