Limitations Flashcards
1
Q
What are the max wind component for takeoff/landing on the MD80? Headwind/Tailwind
A
Headwind… 50 Knots (Company)
Tailwind… 10 Knots
2
Q
What is the max demonstrated crosswind component for the MD80? (Dry and Wet Rwy)
A
30 Knots.
3
Q
What is the max demonstrated crosswind component for rudder-manual on the MD80? What about rudder restricted during landing?
A
12 knots (company)
4
Q
What is the max demonstrated crosswind component with braking action reported poor?
A
10 Knots (company)
5
Q
What are the Max/Min Takeoff and Landing PA limitations on the MD80?
A
Max…8,500’ PA
Min…-1,000’ PA
6
Q
What is the max cabin differential pressure for the MD80?
A
8.07 psid
7
Q
If the Mach trim compensator is INOP. What is the max Mmo on the MD80?
A
.78M
8
Q
What is the minimum A/P engagement height?
A
500’ AGL.
9
Q
Can we operate in NIL reported braking actions?
A
No, it is prohibited.
NIL indicates that the idle thrust is more than braking capabilities.
MU must be better than .25
10
Q
What is the Vmo/Mmo for the MD80?
A
340 Kias; .84 Mach
11
Q
What is the MRPW for the MD80?
A
161,000 pounds
12
Q
What is the MTOW for the MD80?
A
160,000 pounds
13
Q
What is the MLDW for the MD80?
A
139,500 pounds
14
Q
What is the MZFW for the MD80?
A
122,000 pounds
15
Q
Can the A/P be used on single engine operations?
A
Yes but the SE couple approaches are not authorized inside the the OM or FAF.
16
Q
When should the A/P be disconnected?
A
On a SE approach, by the OM or the FAF
On a two engine approach, 50’ below MDA/DA(H) or 50’ AGL on VMC conditions.
17
Q
What are the APU Gen load limitations?
A
Max continuous: -On Ground = 1.25 -On Flight Below FL250 = 1.0 Above FL250 = 0.7
18
Q
What are the AC power distribution limits?
A
115VAC +/-8v;
400CPS +/-20cps.
19
Q
What are the engine generator load limits?
A
Peak = Over 1.5 for 5 sec;
Max = 1.5 for 5 minutes;
Max continuous = 1.0
20
Q
What are the DC power distribution limits for the MD80?
A
26 +/-4 VDC.
21
Q
What are the Transformer Rectifier (TR) load limitations?
A
Max cont: 1.0
Max diff: 0.3
There should always be some indication on all load meters.
22
Q
What is the minimum battery voltage with no electrical load?
A
25v DC.
23
Q
What is the minimum battery voltage with the emergency power sw ON?
A
25v DC
24
Q
What is the expected battery voltage with battery ON and charging?
A
31 +/-6 VDC.
25
What is the hydraulic transfer pump pressure range?
2,000 - 3,100 psi.
26
What is the max charging amperage on a pulse mode?
0-40 Amps.
27
What is the maximum discharging amperage with Emergency Power Switch "ON"?
50 Amps. Right.
28
What is the acceptable external power source voltage and frequency?
115 +/-8 VAC
| 400 +/-20 CPS
29
The DO NOT reset CB's on the MD80 are?
Battery charger, Fuel Pump, Fuel quantity, Aux hydraulic pump, Lav flush motor (company).
30
What are the max allowable load factors for the MD80?
| Flaps up and Flaps down
```
Flaps UP (+2.5g to -1.0)
Flaps DOWN (+2.0 to 0.0g)
```
31
What are the Takeoff and Landing operational runway slope limitations for the MD80?
Takeoff ....+1.7%, -2.0%
| Landing ....+2.0%, -2.0%
32
On contaminated Rwy's, the max depths for takeoff and landing on dry and wet snow/slush/standing water are?
```
Takeoff:
Dry snow: 4"
Wet snow: 1"
Slush/standing water: 1/2"
Landing:
Dry snow: 6"
Wet snow/slush/standing water: 1"
```
33
What is the max turbulence air penetration for the MD80?
Above 10,000':
285 KIAS or M .79;
whichever is lower.
Below 10,000':
250kias or min maneuver speed.
34
What are the reverse thrust limitations for dry runway?
| What about on wet or slippery runways?
Dry runways, 1.6 EPR.
Wet or slippery runways, 1.3 EPR.
35
With the mach trim compensator INOP, What's the Mmo?
.78M
36
What is the max battery amp charging in steady mode?
65 amps
37
APU gen. load limits
Max. Cont. (ground) = 1.25
Max. Cont. (Flight below 25,000' MSL) = 1
Max. Cont. (Flight above 25,000' MSL) = 0.7
38
What is the maximum operating altitude of the MD80?
FL370. Above FL370 is permitted to comply with a TCAS RA warning.
39
What are the maximum Turbulent Air Penetration speeds?
285 KIAS or .79M whichever is lower
At 10,000' and below, 250 kts or min. maneuvering speed.
• Do NOT fly less than minimum maneuvering speed for existing configuration. (Company)
40
What is the minimum T.O. and Ldg. temperature for the MD80?
-54*C
41
What is the criteria for the Air Conditioning Automatic Shutoff system in the MD80?
The system must be in AUTO for all takeoffs, approaches and go-arounds. (Company)
If the system is INOP, both air cond. sys. must be off for takeoff and the static Takeoff EPR adjusted. At least one air conditioning system must be ON at EFCA.
42
DC Power Distribution (L/R DC Buses)
26 +/- 4 VDC
43
If the BATTERY CHARGER annunciator light illuminates prior to takeoff, what should be done?
Takeoff is not authorized.
44
What are the Flap/Slat speed limitations?
1. Slats Ext./Flaps 0° = Slat Mid 280 KIAS or .57 Mach*
2. 11° = Flap/Slat Mid 280 KIAS or .57 Mach*
3. 15° = Flap/Slat Full 240 KIAS or .57 Mach
4. 28° = Flap/Slat Full 200 KIAS or .57 Mach
5. 40° = Flap/Slat Full 200 KIAS or .57 Mach
* If AUTO SLAT FAIL annunciator illuminates, limit speed for slat extension is 240 KIAS.
45
What are the four main rudder limitations on the MD80?
1. Rudder power must be ON for takeoff.
2. RUDDER TRAVEL UNRESTRICTED annunciator light must be illuminated for takeoff. (Company)
3. If RUDDER TRAVEL UNRESTRICTED annunciator remains illuminated above 200 KIAS, refer to QRH.
4. If RUDDER CONTROL MANUAL annunciator illuminates, follow QRH procedure. Do not attempt an approach or missed approach from a speed less than 135 KIAS.
46
What are the Speedbrakes/Ground Spoilers limitations?
1. Speedbrakes may be used only in the 0-degree flap configuration, with or without slats extended.
2. DO NOT move speedbrake lever to ground spoiler position in flight.
3. DO NOT extend landing gear while the speedbrakes are deployed.
4. DO NOT operate the airplane below 220KIAS with the speedbrakes extended. (Company)
5. DO NOT arm ground spoilers prior to landing gear extension.
47
What is the Stall Warning limitation for the MD80?
Dual pre-stall stick shakers and Supplementary Stall Recognition system must be operative for all dispatch conditions.
48
What are the normal fuel grades used on the MD80?
JET A and A-1.
49
Min Fuel for Dispatch
4,000 lb. on each main tank
50
Min Fuel for Go-Around
500 lb. in each main tank
51
What is the maximum permissible fuel imbalance on the MD80?
1,500 lb.
52
What is the maximum permissible Auxiliary-Tank imbalance? (this limit does not apply to ballast fuel loads)
400 lb.
53
What is the maximum fuel tank loading;
1. Wing Tanks (Combined)
2. Center Tank
3. Fwd/Aft. Aux. Tanks
1. Wing Tanks (Combined) ......18,000 lb.
2. Center Tank .......20,600 lb.
3. Fwd/Aft Aux Tanks .....3,800 lb. ea.
54
Max turbulence air penetration below 10,000'
250 Knots
55
What is the CSD oil Temp. limits and the Temp. rise limit?
Max Continuous .....Base of Yellow Arc
Max .....Red Radial Line
CSD Oil Temp. Rise Limits; Base of the Yellow Radial Line (11.2°C) indicates an operating point which, when exceeded, may indicate a system malfunction and shall be recorded in the flight log book.
56
What is the minimum hydraulic quantity with flaps retracted and system pressurized?
Any quantity above red line (5 Qts.)
57
Min. allowable Oil press.
40 psi.
58
Can altitudes above FL370 be attained on the MD80?
Only to comply with TCAS RA excursions.
59
What are the instrument limitation markings?
| Red and Orange lines/Yellow, Green and White Arc's.
Max/Min. limits = Red radial line
Max limit for T/Off(N1, N2; EGT only) = Orange radial line
Precautionary ranges = Orange Arc
Normal operating ranges = Green Arc
Normal EGT op/range(some aircraft) = White Arc
60
What is cabin emergency relief pressure (Red radial) for the MD80?
8.32 psid
61
What are the max T.O and Ldg. temperature limitations for the MD80?
Below 2,525' PA is +50*C.
| At and above 2,525' PA is ISA+40*C.
62
When should the A/P be disengaged?
50' below MDA or DA under IMC.
| 50' above TDZ during VMC.
63
What are the maximum CSD oil temperature and rise limits?
Max continuous-base of yellow arc.
Maximum-Red radial line.
Base of the yellow radial line (11.2*C) indicates an operating point which, when exceeded, may indicate a system malfunction and shall be recorded in the logbook.
64
What happen if the cargo compartment smoke detector or fire suppression system is inoperative?
Refer to the MEL.
65
How soon must the aircraft land after activation of the BTL 1 on the CARGO FIRE INFLIGHT procedure?
60 minutes.
66
What is the max demonstrated crosswind component on a runway with <150 ft width (Ldg only)?
10 Knots
67
Can we operate the air conditioning system while the aircraft is being de-ice/anti-iced?
No; The operation of the air conditioning system is prohibited while any of those operations are conducted.
68
Can we use autoland?
No; the use of autoland is prohibited.
69
What are the prohibited flap settings on the MD80?
Flap settings from 13.1 to 14.9 degrees are prohibited.
70
What is the hydraulic engine and aux pump pressure range while in high mode?
2,800 to 3,100 psi (up to 3,200 psi is acceptable)
70
What is the low mode hydraulic engine driven pump pressure range for the MD80?
1,300 to 1,600 psi (readings up to 1,700 psi are acceptable)
71
When maybe ok to use fuel heat?
Prior to takeoff and final approach, if indicated fuel temp is 0*C or less but fuel heat must be OFF for takeoff, final approach and go-around.
72
When do the fwd/aft aux fuel tanks start transferring fuel to the center tank?
When the center tank reaches approximately 13,200 lbs and the transfer pumps are in auto.
73
When should engine anti-ice be ON?
Engine anti-ice must be ON for taxi and takeoff if visible moisture is present or anticipated and the ambient air temperature is 5*C (41*F) or less. Visible moisture includes a temperature/dewpoint spread of 3*C (5*F) or less.
74
When should the airfoil ice protection system may be place ON?
Airfoil ice protection system may be ON at EFCA, when airframe icing conditions are anticipated or encountered.
75
Can airfoil ice protection be used above 10*C (50*F)?
No.
76
Do we need auto slat to dispatch an MD80?
Yes; auto slat must be operative for all dispatch conditions.
77
Can the aux tanks transfer switches be ON during taxi, takeoff or landing?
No; they must be off during such operations.
78
When should engine and airfoil ice protection must be used?
During flight, when RAT is reading between 5 and -15*C and icing conditions are present or anticipated.
79
When should the tail deice system be cycled ON?
Within one minute to landing flaps extension, once every 20min while in icing conditions; and after exiting icing conditions but prior to turning the airfoil anti-ice system OFF.
80
When should the tail deice system be cycled ON?
Within one minute to landing flaps extension, once every 20 min while in icing conditions; and after exiting icing conditions but prior to turning the airfoil anti-ice system OFF.
81
What is the max brake temperature for setting the parking brake on the MD80?
250*C
82
What is the max brake temperature for takeoff?
205*C
83
What is the minimum flight crew bottle oxygen pressure?
1,300 psi
84
What are the APU starter motor limitations?
2 consecutive starts attempts (90 sec each)
5 min OFF for cooling
3rd attempt (90 sec max)
60 min OFF for cooling
85
What is the minimum oxygen pressure for the flight crew bottle?
1,300 psi
86
Can we use the APU air, inflight?
No, the APU air switch must be OFF for all inflight operations.
87
What is the APU operating service ceiling on the MD80?
FL350
88
What is the APU EGT start limit?
760*C for 30 sec.
89
What are the engine starter duty cycle limits?
90 sec ON, 5 min OFF for cooling.
| Subsequent starts of 30sec ON and 5min OFF.
90
What is the max residual EGT before moving the fuel lever to ON?
100*C
92
What are the maximum EGT limits for the -219 engine on takeoff?
MAX - Red radial line - 625 - 5 min
FLEX - Red radial line - 630 - 2 min
NORMAL - Orange radial line - 590 - 5 min
- Orange radial line - 595 - 2 min
The sum time at both settings must not to exceed 5min.
92
What is the minimum allowable oil pressure for the -219 engines?
40 psi
93
What are the engine EGT limits for starting?
| Ground and Flight
Ground - 500*C
| Flight - 625*C Red radial
94
What is the max EGT limit for Idle?
480*C; but this is not considered a limitation. Rather a guideline for a possible abnormal condition.
95
Can we operate an engine above idle power with engine oil pressure above 55 psi during cold weather?
No; power is limited to idle until pressure is below 55 psi.
96
What is the minimum oil quantity with the engine stabilized at idle thrust?
8 quarts
97
How long can the oil temp be on the yellow arc or with the amber light illuminated? (Not in Red)
15 min
98
What is the normal range for a full oil quantity indication?
12 - 16 quarts
99
The -219 engine should be shutdown if what engine limits are exceeded?
EGT - Red radial +15*C
N1 - Red radial +1.2%
N2 - Red radial +1.0%
100
What is the engine ignition limitation for the rotary switch?
10min ON, 10min OFF
| Repeat as necesary.
101
What are the engine ignition limitations for the toggle switch?
2 min ON, 3 min OFF
| override position: 2 min ON, 23 min OFF.
102
Powered push-backs must be pre-approved but when authorized; what is the max EPR to be used?
Max EPR is 1.3
| All EPR values above 1.2 should be limited in use and momentary to brake inertia.
103
When is required to warm-up the engines?
When 2 hrs or more has laps after the last engine shutdown.
105
How long should the engines be warmed-up/
5 min at normal taxi thrust.
106
What is the normal engine cooling period after touchdown?
2 min; but if the engine has operated above 85% N2 for more than 1 min, the cooling period is 5 min.
