uh-60_a_l_vikan_ch_5_20160313214647 (1) Flashcards
- Maximum wind velocity for rotor start and stop is __KTS from any direction.
Maximum wind velocity for rotor start and stop is 45 KTS from any direction.
- If oil pressure is not steady during steady state forward flight or in a level hover or if oil pressure is steady but under __psi, make an entry on DA Form 2408-13-1. Sudden pressure drops (more than __psi) without fluctuations require an entry on DA Form 2408-13-1.
If oil pressure is not steady during steady state forward flight or in a level hover or if oil pressure is steady but under 45psi, make an entry on DA Form 2408-13-1. Sudden pressure drops (more than10psi) without fluctuations require an entry on DA Form 2408-13-1.
ENGINE % RPM 1 - 2 (Np)__Sec. Transient __Transient ___Continuous ___Transient ___Avoid Operations in the __- __and __- __range except during start and shutdown
ENGINE % RPM 1 - 2 (Np)12 Sec. Transient 105-107%Transient101-105 %Continuous95-101 %Transient91-95 %Avoid Operations in20 - 40 and 60 - 90 range except during start and shutdown
ENGINE Ng__Sec. Transient _______Min Limit ____Continuous ____
ENGINE Ng12 Sec. Transient 102-105 %30 Min Limit99-102 %Continuous0-99 %
ENGINE OIL TEMPERATURE__Min Limit ___Continuous ___
ENGINE OIL TEMPERATURE30 Min Limit 135-150ºCContinuous-50 - 135ºC
GAS TURBINE TEMPERATURE__Sec. Transient ________ Min. Transient (Contingency Power) ____Start abort limit ________ Min Limit ________ Min Limit ____Normal ____
GAS TURBINE TEMPERATURE12Sec. Transient903-949ºC2.5MinTransient (Contingency Power)878-903ºCStart abort limit851ºC10Min Limit851-878ºC30Min Limit810-851ºCNormal0-810ºC
MAIN TRANSMISSION OIL TEMPERATUREPrecautionary _____Continuous _____
MAIN TRANSMISSION OIL TEMPERATUREPrecautionary 105-140ºCContinuous-50 -105ºC
MAIN ROTOR % RPM RPower onTransient ____Continuous ____Transient ____Power off (Autorotation)Maximum ____Transient ____Normal ____
MAIN ROTOR % RPM RPower onTransient101-107%Continuous95-101 %Transient 91-95 %Power off (Autorotation)Maximum110 %Transient105-110 %Normal90-105 %
FUEL QUANTITYNormal ____Precautionary ____
FUEL QUANTITYNormal 200-1500 LbsPrecautionary0-200 Lbs
ENGINE OIL PRESSURE__Min Limit _____Normal Operation _____ PSIIdle _____ PSI* _____ PSI minimum @ 90% Ng and above
ENGINE OIL PRESSURE5Min Limit100-120 PSINormal Operation26- 100 PSIIdle22-26 PSI* 35PSI minimum @ 90% Ng and above
ENGINE % TRQ\_\_-Second Transient Dual-Engine * Above \_\_KIAS \_\_\_\_ * \_\_KIAS or Below \_\_\_\_ * Single-Engine \_\_\_\_ Continuous * Single-Engine \_\_\_\_ Dual-Engine * Above \_\_KIAS \_\_\_\_ * \_\_KIAS or Below \_\_\_\_
ENGINE % TRQ10-Second Transient Dual-Engine Above 80 KIAS 100-144 %
80 KIAS or Below120-144 % Single-Engine135-144 %
Continuous Single-Engine0-135 % Dual-Engine Above 80KIAS0-100 %
80KIAS or Below0-120 %
MAIN TRANSMISSION OIL PRESSUREPrecautionary ____Continuous ____Idle and Transient ____
MAIN TRANSMISSION OIL PRESSUREPrecautionary65-130 PSIContinuous30-65 PSIIdle and Transient20-30 PSI
ENGINE STARTER LIMITSAt ambient temperatures of ______ °C and below, ______ consecutive start cycles may be made, followed by a _______ minute rest period, followed by _____ additional start cycles. A _____ minute rest period is then required.At ambient temperatures above _____°C up to ______° C, ______ consecutive start cycles may be made. A ______ minute rest period is then required before any additional start cycles.
ENGINE STARTER LIMITSAt ambient temperatures of 15°C and below, 2consecutive start cycles may be made, followed by a 3minute rest period, followed by 2additional start cycles. A 30minute rest period is then required.At ambient temperatures above 15°C up to52° C, 2consecutive start cycles may be made. A 30minute rest period is then required before any additional start cycles.
PNEUMATIC SOURCE INLET LIMITSThe minimum air source required to start the helicopter is ____ psig and ____ ppm at ____° C.The maximum is _____ psig at _____° C.
PNEUMATIC SOURCE INLET LIMITSThe minimum air source required to start the helicopter is 40psig and 30ppm at 149° C.The maximum is 50psig at 249° C.
ENGINE OVERSPEED CHECK LIMITIATIONSEngine overspeed check in flight is _________. Engine overspeed checks, on the ground, are authorized by ____________________only.
ENGINE OVERSPEED CHECK LIMITIATIONSEngine overspeed check in flight is PROHIBITED. Engine overspeed checks, on the ground, are authorized by DESIGNATED MAINTENANCE PERSONNELonly.
ENGINE START LIMITSCross bleed start shall not be attempted unless the __________________advisory does not appear, and the operating engine must be at ___% NG speed or above and rotor speed at ___% RPM R.
ENGINE START LIMITSCross bleed start shall not be attempted unless the #1 ENG ANTI-ICE ON OR #2 ENG ANTI-ICE ONadvisory does not appear, and the operating engine must be at 90% NG speed or above and rotor speed at 100% RPM R.
LOADING LIMITS
- Maximum capacity for each storage compartment is ___pounds .
- Maximum cargo hook capacity (UH-60L) ____ pounds.
- Max weight is further limited by cargo floor maximum capacity of ____ lbs per square foot.
- Max weight UH60 with seven lugs wheels _____ pounds.
LOADING LIMITS Maximum capacity for each storage compartment is 125pounds . Maximum cargo hook capacity (UH-60L) 9000pounds. Max weight is further limited by cargo floor maximum capacity of 300lbs per square foot. Max weight UH60 with seven lugs wheels20,500pounds.
AIRSPEED LIMITS
- Max airspeed for one engine inoperative ___KIAS.
- Max autorotational airspeed gross weight at 16,825 lbs or less ___KIAS.
- Max autorotational airspeed gross weight more than 16,825 lbs ___KIAS.
- Sideward/rearward flight into the wind, when combined with wind speed, shall not exceed ___KTS.
AIRSPEED LIMITS Max airspeed for one engine inoperative 130KIAS. Max autorotational airspeed gross weight at 16,825 lbs or less 150KIAS. Max autorotational airspeed gross weight more than 16,825 lbs 130KIAS. Sideward/rearward flight into the wind, when combined with wind speed, shall not exceed 45KTS.
SAS Inoperative Limits KIASOne SAS ____Two SAS ____Two SAS & IMC ____
SAS Inoperative Limits KIASOne SAS170 KIASTwo SAS150KIASTwo SAS & IMC140KIAS
Hydraulic System Inoperative Limits KIASOne hydraulic system ____Two hydraulic systems ____Two hydraulic systems & IMC ____
Hydraulic System Inoperative Limits KIASOne hydraulic system170KIASTwo hydraulic systems150KIASTwo hydraulic systems & IMC140KIAS
Maximum airspeed for:
FLIGHT WITH CABIN DOOR(S) / WINDOWS(S) OPEN:
- Cabin doors may be fully open up to ____ KIAS with soundproofing installed aft of station 379.
- Cabin doors may be fully open up to ____ KIAS with soundproofing removed aft of station 379 or with sound proofing secured properly.
- Gunner’s window(s) may be fully open up to____ KIAS
- Cockpit doors sliding window will not be ____ or ____ during flight except during ____.
- Flight with cockpit door(s) removed is ____.
FLIGHT WITH CABIN DOOR(S) / WINDOWS(S) OPEN: Cabin doors may be fully open up to 100KIAS with soundproofing installed aft of station 379. Cabin doors may be fully open up to 145KIAS with soundproofing removed aft of station 379 or with sound proofing secured properly. Gunner’s window(s) may be fully open up to170KIAS Cockpit doors sliding window will not beOPEN or CLOSEDduring flight except during HOVER. Flight with cockpit door(s) removed is PROHIBITED.
AIRSPEED LIMITSFollowing failure of the Automatic Stabilator Control System.Manual control is available:
* Stabilator shall be full down at speeds below ____KIAS
* Stabilator shall be set at zero degrees for speeds above ____KIAS
* Autorotation airspeed shall be limited to ____KIAS at all gross weights.
Manual control not available:
* Placard airspeed limits shall be observed as not-to-exceed speed (powered flight and autorotation), except in no case shall the autorotation limit exceed ____KIAS.
AIRSPEED LIMITSFollowing failure of the Automatic Stabilator Control System.Manual control is available: Stabilator shall be full down at speeds below 40KIAS Stabilator shall be set at 0 degrees for speeds above 40KIAS Autorotation airspeed shall be limited to 120KIAS at all gross weights.
Manual control not available: Placard airspeed limits shall be observed as not-to-exceed speed (powered flight and autorotation), except in no case shall the autorotation limit exceed 120KIAS.
PROHIBITED MANEUVERS
- Hovering turns greater than ___° per second are prohibited. Intentional maneuvers beyond attitudes of ___ ° in pitch or over ___° in roll are prohibited.
- Simultaneous moving of ___ to___ or ___ in flight is prohibited.
- ___ ground taxi is prohibited.
PROHIBITED MANEUVERS Hovering turns greater than30° per second are prohibited. Intentional maneuvers beyond attitudes of +/- 30° in pitch or over 60° in roll are prohibited. Simultaneous moving of BOTH EPCLtoIDLEor OFFin flight is prohibited.
REARWARDground taxi is prohibited.
RESTRICTED MANEUVERS
- Manual operation of the stabilator in flight is _____, except as required by formal training and _____ requirements or as alternate stabilator control in case of AUTO mode malfunctions.
- Prolonged rearward flight and downwind hovering are to be avoided to prevent accumulation of _____ in the helicopter and _____ to windows on _____.
RESTRICTED MANEUVERS Manual operation of the stabilator in flight is PROHIBITED,except as required by formal training and MAINTENANCE TEST FLIGHTrequirements or as alternate stabilator control in case of AUTO mode malfunctions. Prolonged rearward flight and downwind hovering are to be avoided to prevent accumulation of EXHAUST FUMESin the helicopter and HEAT DAMAGEto windows on OPEN CARGO DOORS.
MANEUVERING LIMITATIONSNOTE: Maneuvers entered from a low power setting may result in _____ of _____ % RPM R orgreater.
MANEUVERING LIMITATIONSNOTE: Maneuvers entered from a low power setting may result in TRANSIENT DROOPof 5% RPM R orgreater.
High Speed yaw maneuver limitationsAbove ___KIAS avoid _____________ to prevent excess tail rotor system loading.
High Speed yaw maneuver limitationsAbove 80KIAS avoidABRUBT, FULL PEDAL INPUTSto prevent excess tail rotor system loading.
Sling Loads
- Maneuvering limitations with a sling load is limited to a maximum of __° angle of bank in forward flight.
- Side flight is limited by ________and is decreased as _______
- Rearward flight with a sling load is limited to __knots.
Sling Loads Maneuvering limitations with a sling load is limited to a maximum of 30° angle of bank in forward flight. Side flight is limited by BANK ANGLEand is decreased as AIRSPEEDINCREASES Rearward flight with a sling load is limited to 35knots.
Bank Angle LimitationBank angle shall be limited to __° when either PRI SERVO PRESS caution light appears.
Bank Angle LimitationBank angle shall be limited to 30° when either PRI SERVO PRESS caution light appears.
LANDING GEAR LIMITATION
LANDING SPEED LIMITATIONSMaximum forward touchdown speed is limited to ___knots ground speed on level terrain.
LANDING SPEED LIMITATIONSMaximum forward touchdown speed is limited to 60 knots ground speed on level terrain.
SLOPE LANDING LIMITATIONS
- __° nose-up, right wheel up or left wheel upslope, reduced by __for each __KTS of wind.
- __° nose downslope. Landing in nose downslope conditions with tail winds greater than ___KTS shall not be conducted.
- The main gearbox may be operated up to __minutes at a time with pressure fluctuations when the helicopter is known to be at a ________________.
SLOPE LANDING LIMITATIONS
15° nose-up, right wheel up or left wheel upslope, reduced by 2for each 5KTS of wind.
6° nose downslope. Landing in nose downslope conditions with tail winds greater than 15KTS shall not be conducted. The main gearbox may be operated up to 30minutes at a time with pressure fluctuations when the helicopter is known to be at a NOSE-UP ATTITUDE.