EMB 145 memory items / limitations
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| What is the minimum temperature for manual anti-ice operation? | -40C
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| What is the max temp for anti ice operation? | 10C
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| What is the Min / Max Fuel Temp? | -54C to 52C
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| What is the Max Battery Temp? | 70C
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| What is the Max APU Generator Load? | 400 A Below FL300300 A Above FL300
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| What is the Max Main Generator Load? | 400 A
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| What is max tailwind for T/O and Ldg? | 10 Kts.
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| What is maximum N1? How may RPMs? | 100%. 8,700 RPM
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| What is the speed limit for the wipers? | 170 kts
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| What is the speed limit for the D/V window? | 140 kts
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| What is the Max operating altitude (PA)? | 37,000’
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| What is the min and max pressure altitude for T/O? | -1000’ to 8000’
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| What are the min and max temperatures for T/O? | -40 C to ISA+35 C
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| What is the min TAT temp in cruise above FL250? | -45 C
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| What is the min ops temperature? | -54 C up to FL270 increasing linearly to -65 C at FL370
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| What is the maximum altitude for flap extension? | 20,000 MSL
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| What is the minimum altitude for the autopilot to remain coupled on an ILS? | 200 AGL
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| What is the minimum altitude to engage the auto pilot after T/O? | 500 ft. AGL
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| What is Va? | 200 KIAS
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| What is Vloret? Vloext? Vle? | 200 kias, 250 kias and 250 kias respectively
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| What is the maximum airspeed in manual reversion of the controls? | 200 kias.
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| What is Vra? Turbulent air penetration speeds? | 200< 10,000 MSL, 250 or .63M (lower) above
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| What are the recommended crosswind limits for T/O and Ldg? | 30 Kts Dry or Wet. 25 Kts Compacted Snow. 20 Kts Standing water/slush, 10 Kts Ice.
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| What is the Icing Holding Configuration? | Clean and 200 KIAS
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| What is the minimum OAT for landing? Why? | -40c, because of the strut seals. They must be inspected if landing is done colder.
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| What is the fuel types used? | Jet A, Jet A-1, JP-8.
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| Max. Fuel Imbalance? | 800 lbs.
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| 145EP Max useable fuel in each tank? | 4600 lbs (679.8 gal)
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| 145LR Max useable fuel in each tank? | 5717 lbs (844.9 gal)
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| 145EP Max useable fuel in each tank? | 48 lbs (7.1 gal) Increases to 266 lbs. in each tank if one electric fuel pumps in inoperative. Pressure refueling reduces by 7.9 gal. Fuel weighs 6.767 lb/g
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| 145LR Max useable fuel in each tank? | 39 lbs (5.8 gal) Increases to 365 lbs. in each tank if one electric fuel pumps in inoperative. Pressure refueling reduces by 13.2 gal. Fuel weighs 6.767 lb/g
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| What are the fuel tank temperature limits? | -40 C to 52 C
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| What are the maximum and minimum field elevations for T/O or landing? | 8,000 MSL and –1,000 MSL respectively
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| What are the min & max T/O and LDG Pressure Altitudes? | -1000’ to 8000’
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| What is the max EGT for all models? | 800c
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| What is max ramp wt of the 145LR? | 48,722 lbs
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| What is max takeoff wt of the 145LR? | 48,501 lbs
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| What is max takeoff wt of the 145EP | 46,275 lbs
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| What is max ramp wt of the 145EP? | 46,495 lbs
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| What is max landing wt of the 145LR? | 42,549 lbs
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| What is max landing wt of the 145EP? | 41,226 lbs
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| What is max zero fuel wt for the 145LR? | 39,462 lbs
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| What is max zero fuel wt for the 145Ep? | 38,250 lbs
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| What are the maximum flap extension speeds? | Flaps 9 = 250 kias, Flaps 22 = 200 kiasFlaps 45 = 145 kias
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| What is the meaning of the “quick turn-around” weights? | If more than one brake temp sensor is inoperative, and a landing was made at or above that weight at that temperature, the crew must wait 33 minutes and inspect tires before takeoff.
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| What is the max operating temp? | ISA+35C
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| What restriction is placed on loading the baggage compartment? | Max of 1764 lbs with < 2000 lbs fuel AND only one person in baggage or aft elect bay for aircraft with thrust reversers. 2205 lbs for aircraft with out trust reversers.
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| What is Minimum N2, Idle N2 and Maximum N2, respectively? | Min=53.6%, Idle=64% ground & 68% air, Max=102.5% (Post Mod 102.4%)
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| What is the minimum operating temp? | SL to FL250 = -54c, FL250 to FL370 = -54c linear to –65c
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| What are G-load limits Flaps UP? DN? | UP = +2.50 to –1.00. DN = +2.00 to -0.00
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| What is Vmo? Mmo? | Vmo = 250 kias to 8,000, increasing to 320 kias at 10,000. Then 320 kias to .78 Mmo.
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| What are the APU starter cycles? | Between 3 consecutive attempts: 1 min offBetween 2 series of 3 consecutive attempts: 30 min off.
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| What is the min temperature to start the C11 APU? | -54C
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| What is the max altitude to start the C11 APU? | 25,000’ or 30,000’ For A/C post mod. Min temp to start is -54 C and up to 30,000’
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| What is the max altitude to start the C14 APU? | 30,000’
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| What is the max operational altitude for the C11 and C14 APU | 37,000’
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| What is the max rotor speed on both C11 and C14 APU | 108%
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| When will the C14 APU automatically shut down? | 104%
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| Minimum battery temperature to start APU? | -20 C
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| What is the continuous EGT for both C11 and C14 APU? | 680 C May be exceeded for 5 min up to717 C
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| What is the Max EGT for C11 and C14 APU start? | 884 C May be exceeded for 10 sec when started above FL250 to 925 C
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| Where to find other APU Limits? | Fuel tank limits
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| What must be operative for ALT T/O 1 mode? | ATTCS
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| After reverser deployment… | Do not go around
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| Engine Starter Cycles | Dry motoring On 5 min Off 20 min1st to 4th On 1 min Off 1 min5th On 1 min Off 20 min
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| What are the engine spool vibration limits? | LP 1.8 IPS; HP 1.1 IPS Vibration in the amber range is time limited to 5 min during T/O and go around, and 10 sec during flight.
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| T/O thrust is time limited to… | 5 min.
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| Any engine exceedance must be… | Monitored and logged by crew for MX.
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| Max ITT to start engines. (EP / LR) | 800 C
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| Max ITT for T/O EP | 921 C
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| Max ITT for T/O LR | 948 C
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| Max ITT for CON EP | 868 C
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| Max ITT for CON LR | 901 C
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| Min / Max oil temp | 21C-126C Min oil temp for start -40C (based on type of oil)
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| What is the Max N1? | 100%
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| Min / Max oil pressure below 88% N2 | 34psi to 110 psi May exceed dur start if temp is blw 21 C. Engine must remain at idle until press less than 110 psi, Ops in oil press 111-115 psi is restricted 5 min, or from 116-155psi more than 2 min. Total time above 110, Lim 5 min.
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| Min / Max oil pressure above 88% N2 | 50psi to 110 psi For EP only (3007A). Ops between 50 and 34 psi is permitted during T/O and GA Phase. Ops in oil pres 111-115 psi is restricted to no more than 5 min, or from 116-155psi more than 2 min. Total time above 110, restricted to 5 min.
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| Engine warm up: | Do Not exceed 83% N2 until oil is 40 C Cold 4 Min IF Oil temp is not 40 C 8 Min Warm 2 Min -OR- Run Engine up to 88% N2 and verify oil Press is less than 83 psi
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| Engine cool down: | Run at least 1 min at idle or taxi thrust.
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| Max Altitude for single engine or single bleed in ice conditions? | 15,000’
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| Max airspeed after T/O without re-trimming? | 160 KIAS
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| Max duration of ISIS on batteries | 40 min Can be extended to 45 min by turning off pitot heat 3 (non-icing conditions)
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| Electromechanical gust lock | When ever set to unlocked position elevators must be checked. Check must be performed at least 10 sec. after unlocked position.
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| Single engine go around | Prohibited
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| Max operating altitude when one bleed or pack is closed? | 25,000’ 37,000’ when operating APU bleed supplying pack 1 (engine bleed 1 closed) and engine bleed 2 supplying pack 2. Cross bleed closed.
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| Max Pneumatic Differential Negative Pressure? | -0.3 psi
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| Max Pneumatic Differential Over Pressure? | 8.1 psi
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| Max Pneumatic Differential Pressure? | 7.8 psi
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| Windshear prevention/ recovery | Thrust levers MaxGo Around Buttons Press
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| T/O configuration warning | Do not take off.Airplane Configuration Correct
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| Battery Over temp | Associated Battery Off
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| Cabin Fire or Smoke | Crew Oxygen Masks Don, Select 100%Smoke Goggles or PBE DonRecirculation Fan OffCrew Communications Establish
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| Baggage Compartment Smoke | Baggage Fire Extinguishing Button (if Installed) Press
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| APU Fire | APU Fuel Shutoff Valve Close
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| Engine Fire, Severe Damage or Separation | Identify the affected engine.Thrust Lever IdleStart / Stop Selector StopFire Extinguishing handle Pull (Do Not Rotate)
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| Engine Low N1 | If during takeoff, below V1Rejected T/O procedure Accomplish
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| ATTCS No Margin | If during takeoff, below V1Rejected T/O procedure Accomplish
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| Engine ATTCS Failure | Thrust Levers Max
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| Dual Engine Failure | Airspeed Minimum 260 KIASAltitude Max 25000’Oxygen Mask (if required) DonEngine Restart Procedure Accomplish
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| Engine Reverser Failure | If during takeoff, below V1Rejected T/O procedure Accomplish
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| Engine Thrust Reverser Disagree | If during takeoff, below V1Rejected T/O procedure Accomplish
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| Rejected T/O (At or below V1) | Thrust Levers Idle or Max Reverse
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| T/O with Engine Failure above V1 | Maximum T/O Thrust CheckAt Vr Rotate the Airplane.With Positive rate of climb: Landing Gear UP Airspeed V2
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| Engine out | If during takeoff, below V1Rejected T/O procedure Accomplish
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| Anti-Ice inoperative in Icing Conditions | If during takeoff, below V1Rejected T/O procedure Accomplish
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| Pitch Trim Runaway | Contol Column Hold FirmlyBelow V1:Take off RejectAbove V1 or in flight:Quick Disconnect button Press and Hold
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| Jammed Elevator | Elevator Disconnect Pull
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| Aileron / Roll Trim Runaway | Contol roll attitude manually with control wheels and rudder: Quick Disconnect button Press and Hold Aileron Systems 1&2 Off
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| Jammed Aileron | Aileron Disconnect Pull
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| Inadvertent spoiler opening in flight | Control the airplane using thrust, elevator and stabilizer:Speed Brake Close
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| Rapid Cabin Depressuration | Crew Oxygen Masks DonCrew Communications EstablishEmergency Descent As Required
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| Emergency Descent | Cabin Crew Notify Fasten Belts On Thrust Levers Idle Spd Breaks Open A/S 250 KIAS Ldg Gear DNMEA Check
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| Abnormal Engine Start | To Abort Start: Associated Thrust Lever Idle Start/Stop Selector Stop
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| Rudder / Yaw Trim Runaway | Quick Disconnect button PressRudder Systems 1&2 Off
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| Steering System Inoperative or Uncommanded Swerving on Ground | Control the airplane using rudder command and differential brakes:Steering Handwheel Do Not UseIf unable to ctrl the a/c, as an addit action:Steering Disengagement Button PressConsider using differential t/r if serviceable.
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Created by:
RBadley
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