Utility Helicopter 60M (UH-60M) Exam 2 Practice

These questions are part of the practice quiz. Start practicing

• What is the primary purpose of the Lockout Procedure for the ENG POWER CONT lever?
• Under which condition will the AFCS FAIL caution appear?
• What is the continuous engine oil temperature range?
• Single-engine torque limit during continuous operation is:
• The tail rotor head and blades are installed on the right side of the tail pylon, canted __ upward.
• What is the order of power priority for electrical power?
• Chip detector PBIT failure during power up yields which caution?
• What is the battery endurance at night with moderate use of the searchlight?
• What is the purpose of the upturned exhaust on the helicopter?
• What condition triggers the bypass valve to open?
• What does BATT LOW CHARGE indicate?
• What is indicated by the Reservoir 2 Low warning?
• Which actuator is hydraulically driven in the UH-60M flight control system?
• What does the XFD position on the fuel system selector do?
• The two yellow dots indicate a 2.5 minute limit corresponding to which temperature range?
• Which criterion indicates a start abort due to rapid increase in combustor temperature within 45 seconds?
• During engine shutdown, NR percentage used with rotor stop is what percent?
• DEC contingency temperature limiting occurs at approximately 903 C +/- 10 C when the opposite Q is less than 50%. What is the duration?
• What does collective to pitch compensate for?
• During a 10-second transient, what is the single-engine torque limit?
• Which statement best describes the hydraulic boost servos?
• As collective increases, what happens to the tail rotor pitch in the 'Collective to Yaw' arrangement?
• Where will TGT be displayed when it exceeds the normal operating range?
• What are the No.1 and No.2 hydraulic pumps mounted to and driven by?
• Which batteries provide up to 15 minutes of uninterrupted emergency power?
• Which of the following is NOT one of the five basic AFCS subsystems?
• Which of the following are the three refueling methods for the aircraft?
• How are main generators different from the APU generator?
• What caution appears if a chip detector fails the PBIT during power up?
• The No. 2 submerged boost pump is powered by which AC Primary Bus?
• What action should be taken if the ENG STARTER ON caution persists after idle and the ENG POWER CONT lever has been pulled out?
• The engine inlet anti-ice automatically activates between what temperature ranges?
• Which statement best describes the meaning of AFCS FAIL?
• DC ESS BUS 1 OFF, DC ESS BUS 2 OFF indicates which condition?
• The RSVR 1 LOW caution illuminates when?
• The mounting flange on each accessory module is used for the installation and drive of which components?
• What category of electrical power do the main generators supply?
• Each accessory module has a mounting flange for the installation and drive of the:
• What is the delay time, in seconds, of the main module in the chip detector for the FUZZ burn?
• If NG signal is lost, what happens?
• From which source does the APU draw its fuel?
• To release Yaw Trim above 50 knots press the pedals switches and the _________ switch?
• Which of the following is the function of the engine alternator?
• The BACKUP PUMP module is driven by which of the following?
• What controls variable geometry in the engine?
• NR limits when power is ON for continuous operation?
• Loss of both the #2 Hydraulic Pump and the Backup Pump would result in the loss of which components?
• During 39 to 52 C, what is the backup hydraulic pump operating time and cooldown when used?
• What is the function of the Power Turbine Section?
• What quantity is considered low level fuel?
• How does the cockpit receive the NG signal?
• Loss of AC power reduces the maximum torque available by up to what percent?
• At what NP percentage does the overspeed condition trigger fuel shutdown?
• What component has built in safeties and controls the generators?
• The DEC is powered by what sources?
• What are two ways the stabilator can fail?
• When the stabilator shows Yellow STAB, what mode is it in?
• What is the purpose of the SAS/FPS computer?
• Which component is associated with longitudinal stability in the AFCS?
• ENG 1/2 OIL HOT caution appears above what temperature in Celsius?
• Abort start condition: During starting, abort if which condition occurs?
• Which option correctly describes how engine oil is cooled?
• If a circuit breaker is found to be popped during the circuit breaker check, what should the pilot do?
• What alerts the pilot if the No. 1 or No. 2 fuel filter is being bypassed?
• Where is the oil for the emergency oil system stored?
• The negative pressure in the fuel system reduces risk of what in case of fuel system damage?
• If a transformer fails, which warning would you expect?
• What is the purpose of the stabilator?
• What is the KIAS limit for one SAS inoperative?
• Under which conditions is TGT limiting not available?
• TGT will be displayed on the Power Pod when TGT indications are above normal operating range (above 793°C).
• The _______________ control panel is where the hydraulic controls are located.
• The intermediate gear box may run at cruise flight for ______ minutes, with loss of all oil.
• How much does the engine weigh?
• SAS DEGRADED advisory meaning?
• Where are the pedal adjustment handles located?
• Through its transfer module, the No. 1 hydraulic system supplies hydraulic fluid to which servos?
• What is the output of the main generators?
• Which item is NOT a cold section module?
• GEN 1 BRG FAIL, GEN 2 BRG FAIL indicate what condition?
• What happens when the FUEL LOW caution is displayed?
• Which component receives the increased/decreased fuel flow to regulate engine power?
• Which system provides pitch rate information to which component?
• To attempt to clear AFCS fault indications, the pilot can_________.
• The PCL input to the HMU is delivered through which component?
• What are the three main inputs to the HMU that affect fuel flow to the combustor?
• Oil pressure should remain steady in the __ to __ range to ensure that when fluctuations occur, they remain in the acceptable range.
• The SAS actuators affect which axis?
• Bank angles shall be limited to ___ when a PRI SERVO FAIL caution appears?
• Static Stability
• The pitch trim is the only ____________ driven actuator.
• How is the electrical system redundant?
• The No. 1 and No. 2 submerged boost pumps located inside the fuel cells receive power from which buses?
• Which two generators serve as the primary AC power sources?
• RSVR 1 LOW caution illuminates when there is what percent fluid remaining in the reservoir?
• When gear box oil temperature reaches 140°C, the switch closes and causes the _____ capacitor to discharge.
• What does a reservoir 2 low indicate?
• What does the backup pump supply pressure to?
• How do you recognize an engine compressor stall?
• When does the HSP shut the engines down?
• Which measure does not prevent over temperature during engine starts, compressor stalls, or when the engine is operated in LOCKOUT?
• If CONV 1 FAIL and CONV 2 FAIL cautions are indicated, what is observed?
• What is the NP continuous limit?
• With engine anti ice activated, maximum Q available is reduced by 20%. If cockpit gunner heater is on, the reduction is increased by 5% for a total of?
• The engine driven fuel boost pumps are driven by which portion of the engine?
• DEC (Digital Electronic Control) primary function?
• Which of the following is a TGT time limit category?
• Which unit is responsible for controlling the APU operation?
• During startup of the electric motor for the backup pump, what does the depressurization valve do?
• What are the indications for a dual generator fail?
• The UH-60M's engine is a front drive, turbo shaft engine constructed in how many modules?
• If SAS OFF caution is displayed, which system is shut down automatically?
• How are the main generators cooled?
• If you have a leak in either stage of primary servos what will you lose if no action is taken?
• NP1 and NP2 are monitored as part of start criteria. They refer to what type of parameter?
• What does the elastomeric bearing do?
• Which statement about UH-60M UES is true?
• Which two DC buses are designated as the DC Primary buses?
• Through what mechanism are the engine power levers locked in ground idle?
• Hydraulic boost servos do what?
• If the backup hydraulic pump fails to come on, what is your immediate action?
• How is static stability defined in this system?
• Gas Generator Speed (NG) appears on the power pod after exceeding what percent?
• T/R QUAD FAIL indicates what?
• As collective increases, tail rotor pitch increases to compensate for torque. Which statement best describes this relationship?
• Which criterion indicates a start abort due to NP/NR rising within 45 seconds?
• In UH-60M, which component governs the starting and sequencing of the APU?
• What is the primary function of the Mechanical Mixing Unit (MMU)?
• Which component is most directly associated with the gas generator speed in the T-700-GE-701D engine?
• Pitch control rod bearings are elastometric and should be inspected for _________ on preflight.
• Where are the two fuel tanks located in the aircraft?
• In flight, the backup pump mode automatically sets to which setting?
• What is the fuel settling time?
• Which of the following is NOT a mechanical mix provided by the MMU?
• If both cables broke, how will the tail be configured?
• Outputs from cockpit controls are carried by mechanical linkage through the pilot assist servos to the __________?
• The rotor brake system is designed to hold the main and tail rotor system during engine starting, with both engines at IDLE and to stop the rotors in approximately ___-___ seconds with 150-180 psi applied at 40% NR during engine shutdown.
• The BACKUP PUMP is the only pump that can supply hydraulic pressure to the _______ and _______
• Which temperature range allows unlimited operation for the backup hydraulic pump in cold weather?
• Short term rate dampening is provided by which system?
• The central component of AFCS systems is comprised of how many FCCs?
• The No. 1 and No. 2 hydraulic pumps are driven by which module?
• Which axis do the SAS actuators influence to maintain vehicle stability?
• Which of the following is a start abort criterion related to engine oil pressure?
• Why does the fuel system operate on negative pressure?
• Which component drives variable angle of incidence to enhance pitch handling?
• The main generators provide electrical power at which frequency?
• What is the purpose of the dampers?
• During continuous operation, dual-engine torque limit above 80 KIAS?
• The trim actuators affect which axis?
• Avoid operation in which throttle ranges except during start and shutdown?
• What does the 'Collective to Roll' linkage do?
• Which action is associated with lockout in engine control?
• Oil pressure should remain steady in which range?
• Which statement about Stabilator is true?
• At what NG should the starter caution disappear?
• The Basic Autopilot provides which capability?
• In electronic coupling between collective and yaw, what happens to tail rotor pitch change after airspeed passes 40 knots?
• Where are the primary servo isolation switches located?
• Which system keeps the engines at an approximate equal torque?
• Redundancy in the electrical system means that, in the event of a single component failure, the aircraft can remain powered due to which feature?
• If one SAS is turned off, what happens to the remaining SAS?
• Which statement about SAS DEGRADED advisory is true?
• What does the 'Collective to Yaw' linkage do?
• On which panel can you find both the TAIL SERVO and BACKUP HYD PUMP switches?
• What is the approximate dual engine 10-minute limiting value for TGT?
• HMU stands for which term?
• What is the 12-second transient NG limit?
• Can you feel SAS in your flight controls?
• The stabilator position indicator receives power from which component?
• When will AFCS FAIL caution come on?
• Which component controls the operation of the APU?
• What is the TGT start abort temperature?
• During engine starting, the rotor brake system holds the rotors with engines at what condition?
• Which statement correctly matches hydraulic inoperative condition to its airspeed limit?
• The main generators operate at what percent Nr?
• How many stages are there in the compressor section (NG)?
• What are the four modules of the T-700-GE-701D engine?
• Turn coordination in FPS is available at or above how many KIAS and on which axis?
• Which statement best describes the APU starting capability?
• How does the switch behave with weight on wheels?
• The ______ caution indicates the majority AFCS has shut down.
• NG and NP have what type of connection?
• If the AC REF BUS DEGRAD advisory appears, what has occurred?
• The collective trim beeper can be used below 50 KIAS to ________?
• In DEC/EDECU lockout, which function is available?
• The APU uses approximately how many pounds per hour?
• Which of the following is NOT a PCL position?
• Temperature limiting system limits fuel flow when the TGT reaches the dual engine 10 minute limiting value of approximately how many degrees Celsius?
• Operating an engine against the gust lock on rotor brake equipped helicopters is:
• The No. 1 submerged boost pump is powered by which AC Primary Bus?
• The failure of the No. 2 hydraulic system illuminates which advisories if the backup pump fails to come on?
• The Outer Loop is associated with which AFCS subsystems?
• If both DC converters fail, which buses would be lost?
• To avoid damage to the engine start switch actuators, do not move the ENG POWER CONT levers from which two positions while pressing the starter button?
• Fuel flow shutoff during an NP overspeed happens where?
• How does the MMU minimize inherent control coupling?
• How is the term LOCKOUT defined?
• At what fuel quantity does the FUEL LOW caution illuminate?
• STAB DEGRADED advisory meaning?
• Which controls are locked in the ground idle position by the rotor brake solenoid through a locking arm?
• If No. 1 and No. 2 DC Primary buses lose power, which fault most likely caused this?
• A dual converter fail would result in no power to which DC buses?
• Static stability is associated with which term?
• If the tail rotor cable breaks, what caution would appear?
• Which of the following is a basic AFCS subsystem?
• What can the backup pressurize?
• Which item is a hot section sub assembly?
• During motor start, the depressurization valve provides how many psi for 3-5 seconds?
• What are the primary sources of AC power?
• Which NAV radio is covered in a warning that could possibly harm personnel?
• What engines does the UH-60M have?
• How do you manually disengage the starter?
• What term describes a part that can be removed and replaced at AMC level?
• What is the function of the primary servos in UH-60M flight control?
• What caution indicates a major AFCS shutdown?
• In a dual generator fail scenario, which MFD remains operational?
• What percentage of control input is damped by SAS?
• Which option is not a method used to refuel the aircraft?
• Where does the engine receive its electrical power?
• Engine torque indicates the power delivered to which component?
• Accessory section module is driven by which engine section?
• The RSVR LOW caution indicates what condition?
• Which system employs rate damping to improve stability and moves nothing?
• Why is Collective/Airspeed to Yaw mixing completely phased out when the airspeed is above 100 knots?
• The main transmission is made up of ________ modules
• What direction does the turbine shaft rotate?
• Are the DC converters redundant?
• Which action isolates a leak in the 1st stage primary servos?
• How does the engine compensate for variable power demands from collective inputs?
• The warning associated with LOCKOUT states: Going to DEC / EDECU LOCKOUT to obtain additional power does not remove which limits?
• Outputs from cockpit controls travel to the MMU through which path?
• Which of the following describes the inner-loop function of SAS?
• NR limits during power-off autorotation normal range?
• Which of the following is NOT a Stabilator function (SCALP)?
• Which of the following is one of the four signals used by the FCCs to position the stabilator?
• What is the effect of inner-loop SAS movement on pilot feedback?
• Which servo remains pressurized to allow limited tail rotor control when main hydraulics fail?
• If both tail rotor control cables fail, a centering spring will position the tail rotor servo linkage to provide ____˚ of pitch.
• What does LDI stand for in the hydraulic system?
• The main generators supply voltage in which range?
• Which advisory indicates the Stability Augmentation System is not active?
• The No. 1 hydraulic system supplies hydraulic fluid through its transfer module to which servos?
• The UH-60M engine is described as which type of engine?
• Malfunctions in anti-ice systems can cause what percent decrease in pressure?
• Which part of the engine delivers power to the main rotor via the input and transmission modules?
• ________ actuators are only controlled by the No. 2 FCC.
• If a leak occurs in a pilot assist SERVO, which indication would not appear?
• Which component helps prevent excessive oil pressure during cold starts?
• Gas Generator Speed (NG) is indicated on the power pod after exceeding what percent?
• As collective increases, what does the 'Collective to Roll' linkage do to the rotor disk?
• When the APU generator is ON, what is the source of AC power?
• The tail rotor provides approximately ________ lift.
• TGT limiting will not be provided during which condition?
• Under what condition would the AC REF BUS DEGRAD advisory appear?
• Which subsystem shuts off fuel during an overspeed event?
• What is the purpose of the APU accumulator?
• Which HMU input is delivered through the torque motor?
• One advantage of the wide chord blades is ___.
• Which advisory indicates the stabilator control is operating with reduced functionality?
• Which advisory is associated with the No. 2 hydraulic system failure that indicates the boost servo state?
• FPS stands for what in UH-60M autopilot?
• Which component changes 115 VAC to 26 VAC in the electrical system?
• GEN 1 FAIL, GEN 2 FAIL cautions indicate which condition?
• If rotor brake is engaged, what is true about engine power lever movement?
• What should you do if the starter fails to drop off?
• The APU fuel is supplied from which main fuel cell?
• If you have a SAS OFF caution you will always turn off _______
• Name the four mechanical mixes provided by the MMU.
• Appearance of the BOOST SERVO OFF caution indicates what?
• The MMU is designed to reduce ___________.
• If flights over 6 hours are made, engine oil level must be at the full line of the sight glass before flight.
• When does the DEC receive the NP overspeed signal and shut off the fuel?
• Engine out audio and warning are activated for which parameters?
• Which statement describes when lockout should be used due to NP1/NP2 behavior?
• How does adjusting the engine power control levers in lockout affect engine power?
• TGT limit with two yellow dots indicates what?
• The No. 1 and No. 2 DC Primary buses are powered by which component?
• With one engine operating, what NG must be maintained to start the other engine?
• The engine oil service capacity is which of the following values?
• Basic autopilot functions are provided by?
• What drives the accessory gear box?
• FPS stands for which term?
• NP stands for which of the following?
• What are the three sources of pneumatically driven air?
• If all MFDs have failed except the #3 display, which emergency condition is most likely?
• Why is the depressurization valve only connected on the Backup Pump?
• NG limits: What is the continuous NG limit?
• What does yaw to pitch compensate for?
• The fuzz burn-off feature is deactivated when oil temperature reaches ______ C.
• Under which condition would engine power control levers be allowed to pass the idle position?
• What indicates a clogged fuel filter in the system?
• Where is the accessory section module mounted and how is it driven?
• During engine start, which sequence is recommended when ENG OUT warning occurs?
• What quantity is used as the threshold for low level fuel?
• When do the FUEL 1 LOW and FUEL 2 LOW cautions appear?
• Tail rotor quad caution indicates what happened?
• ENG OIL PRESS caution appears at what PSI value?
• Dynamic stability is provided by?
• AFCS stands for which of the following?
• Airspeed is limited to __________ with either hydraulic pump fails
• What is the maximum TGT allowed during start abort conditions?
• What drives the Leak Detection Isolation (LDI) in the hydraulic system?
• What provides the FCCs with pitch rate information for the stabilator?
• Which of the following equipment is listed as installed to permit flight into trace or light icing conditions?
• The AC REF BUS DEGRAD advisory is triggered by the failure of which transformers?
• The engine alternator powers which components?
• APU GEN ON indicates what about the AC power source?
• What prevents the two stages of the primary servos from being turned on simultaneously?
• The backup pump pressurizes which set?
• If alternator power is lost to the engine, will the DEC remain functional?
• AC REF BUS DEGRAD indicates what electrical fault?
• How are the primary servos isolated?
• The No. 2 hydraulic system provides pressure to which combination of servos?
• If the ENG STARTER ON caution remains after reaching idle, what should you do with the ENG POWER CONT lever?
• In helicopter electrical architecture, how is a bus defined?
• Approximately how long will batteries last as the sole source of DC power?
• Which statement best describes the effect of PCL lockout on engine power?
• What are the four PCL positions?
• Tail rotor head installed on which side of the tail pylon?
• Tail rotor lift approximately what percent?
• Which caution indicates a failure that affects both SAS1 and SAS2 or hydraulic pressure below minimum?
• What happens when the fuel filter clogs?
• Is the APU capable of starting both engines simultaneously?
• The No. 2 hydraulic system supplies pressure through its transfer module to which servos?
• For 33 to 38 C, how many minutes of operation with the pump off cooldown?
• Which component is responsible for initiating fuel shutdown during an NP overspeed condition?
• Other than bleed air, what is used to assist engine anti-ice functions?
• Which of the following is a mechanical mix provided by the MMU?
• Which temperature value is associated with the DEC contingency temperature limiting?
• The phase-out above 100 knots is due to the efficiency of which components?
• The AFCS is a computer system comprised of sensors, processors, and what component?
• In the UH-60M electronic coupling between collective and yaw, maximum mixing occurs over which airspeed range?
• NG is the abbreviation for which engine parameter?
• TGT stands for which parameter?
• In the event of a tail rotor servo failure due to cable problems, what is the tail attitude and rotor speed range?
• If the ENG STARTER ON caution remains after pulling the ENG POWER CONT lever, which action may be taken?
• Which cockpit control has a telescoping (extend/retract) feature?
• LRU stands for what?
• The primary servos provide movement to which swashplate directions?
• To orient the yaw trim release above 50 knots, which combination of controls is used?
• The ________ accessory module has a low oil pressure switch and chip detector.
• Which statement describes the power source for the DEC if the engine's alternator power is lost?
• With the TAIL SERVO switch in BACK-UP position, which stage of the tail rotor servo is pressurized?
• Which generator type is liquid cooled?
• Which loop handles Trim/FPS with actual control movement?
• When the SERVO OFF switch is moved from NORM to 1ST STG or 2ND STG, what occurs?
• What does the HSP automatically prevent?
• The three control inputs connecting the primary servos to the main rotor swash plate are ________, ________, and _______ control rods.
• What should you do before responding to ENG OUT warning and audio?
• The primary source of power for the DC electrical system comes from which component?
• Which statement about the tail rotor quad fault alert is true?
• Prior to turning on the APU Generator what should the pilot do?
• What provides the primary source of DC power?
• Which condition blocks engine power control levers from being advanced past idle?
• The auto-transformers provide power to which component?
• Loss of both the #1 hydraulic pump and the backup pump leaves the tail-rotor servo stages unpressurized. Which landing procedure is required?
• Which component is driven by the mounting flange in each accessory module?
• When will you see the APU GEN ON advisory?
• On the ground, which condition will bring the backup pump on?
• What is a bus?
• To attempt to clear AFCS fault indications, the pilot can:
• Which items are the cautions and advisory associated with the stabilator?
• What is the maximum cruise flight duration with loss of all oil in the intermediate gear box?
• What DEC function remains available while in lockout?
• The Collective input to the HMU is delivered through which system?
• What is the service capacity of the engine oil?
• Lockout does not control which items?
• Main Rotor Speed is a result of input speeds to which system at 100%?
• How does the engine oil cooling system operate?
• During a 10-second transient, what is the dual-engine torque limit above 80 KIAS?
• What are the two operational sections of the engine?
• The No. 1 and No. 2 batteries can provide uninterrupted emergency power for how long?
• Under what condition will the NG digital readout on the power pod display?
• Lockout Procedure: What is the first action when initiating ENG POWER CONT lever Lockout?