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T-34 Limits
| Question | Answer |
|---|---|
| ITT Normal idle range | 400-660 |
| ITT Normal operating range | 400-695 |
| ITT Max at shutdown | 610 |
| ITT Max continuous | 695 |
| ITT Max acceleration | 825 |
| ITT Hot Start | 925 for 2 seconds |
| ITT Max during start | 1090 |
| What measures ITT? | 8 thermocouples |
| Prop RPM Idle range | <1800 |
| Prop RPM normal range | 2200 +- 25 |
| Prop RPM overspeed governor | 2332 +- 40 |
| Prop RPM Fuel topping governer | 2398 |
| N1 Introduce fuel | 12 % |
| N1 Flameout | 10-12% |
| N1 Rollback | 40-60% |
| N1 Minimum for flight (griped) | 60% |
| N1 Idle range | 62-65% |
| N1 Normal range | 89-93% |
| N1 Max | 101.5% |
| N1 max acceleration | 102.6% |
| Airspeed Max clean | 280 (surface-20,000) 245 (20,000-25,000) |
| Airspeed Max canopy emergency open | 250 |
| Airspeed Max canopy open | 240 |
| Airspeed Max turbulent air penetration | 195 |
| Airspeed Max gear extension | 150 |
| Airspeed Max flap extension | 120 |
| Airpseed Max gear retraction | 120 |
| Airspeed Max flap retraction | 120 |
| Airspeed Min flap retraction | 90 |
| Airspeed for downwind | 100 |
| VFR overhead break airspeed | 170 |
| Airspeed full flap landing | 85 |
| Airspeed no flap landing | 95 |
| Airspeed best angle of climb (Vx) | 75 |
| Airspeed best rate of climb (Vy) | 100 |
| Airspeed Best maneuvering speed (Va) | 135 |
| Airspeed recommended bailout | 90-120 |
| Torque Max range | 580 |
| Torque Max endurance | 420 |
| Torque Idle range | 150 |
| Torgue Autoignition range | 180-300 |
| Torque descent | 300 |
| Torque overspeed test | 400-500 |
| Torque Normal operating range | 400-1015 |
| Torque Climb | 1015 |
| Torque Max allowable | 1015 |
| Torque max | 1315 |
| Torque max for oil malfunction | 850 |
| Fuel flow idle | 125 |
| Fuel flow normal operation | 335 |
| Fuel type primary | JP5 |
| Fuel type alternates | JP4 and JP8 |
| Oil temp min start | -40 |
| Oil temp normal range | 10-99 |
| Oil temp max | 100 |
| Oil pressure idle range | 40 min |
| Oil pressure Normal range | 65-85 |
| Oil pressure max fluctuation | +-5 psi within limits |
| Max oil pressure | 100 |
| Oil pressure dynamic maneuvers | 10 psi for 5 secs |
| Oil pressure cold days | 80-100 psi |
| G limits up to 280 kts | +4.5/ -1.0 |
| G limits up to 220 kts | +4.5/ -2.3 |
| G limits flaps down | +2.0/ -1.0 |
| G limits gear down | +1.5/ -1.0 |
| Max time inverted | 15 sec |
| Max time vertical nose up | 15 sec |
| Max time vertical nose down | 3 sec |
| Max time wings vertical | 3 sec |
| Max time zero G | transient |
| Starter time limitations | 40s/60s/40s/60s/40s/30min |
| Wing span | 33 feet 4 inches |
| Length | 28 feet 6 inches |
| prop arc clearance | 11 inches |
| max ramp weight | 4425 |
| max takeoff/landing weight | 4400 |
| max aerobatic weight | 4300 |
| max zero fuel weight | 3650 |
| max weight crew and luggage | 425 |
| max sink rate at touch down | 600 fpm |
| max total winds | 25 |
| max crosswind component | 22 NF, 15 FF |
| max operating altitude | 25000 |
| airstart envelope (sea level to 20000) | 80-280 kts |
| Engine flat rated horsepower | 550 (1315 torque) |
| Engine normal rated horsepower | 425 (1015 torque) |
| Engine how many stages? | 3 axial, 1 centrifugal |
| Engine compression ratio | 7:1 |
| Engine reduction ratio | 15:1 |
| Engine compressor turbine RPM (N1) | 37000 |
| Engine power turbine (N2) | 33000 |
| Landing gear nose gear turn limits | +-30 deg |
| Main gear tire pressure | 90 psi +-2 |
| nose wheel tire pressure | 70 psi +-2 |
| Main oleo height | 3 inches |
| nose gear oleo height | 3-5 inches |
| red tire mark max slip | 1/4 inch |
| aldis steady green | Ground: takeoff Air: Land |
| aldis flashing green | Ground: taxi Air: return to land |
| aldis steady red | Ground: stop Air: give way, circle |
| aldis flashing red | Ground: taxi clear Air: Do not land |
| aldis flashing white | return to start |
| aldis flashing red/green | Use extreme caution |
| aldis pyrotechnic | waveoff |
| Oil system capacity | 4.4 gal |
| oil tank capacity | 2.8 gal |
| usable oil | 1.4 upright .25 inverted |
| GPU output needed for start | 28V 600 amps |
| battery rated at... | 24V 24A |
| generator rated at... | 30V 200A |
| starter rated at... | 28V 800A |
| generator control panel | 27-29.5V |
| overvoltage protection | 34V |
| undervolt protection | 25V |
| annunciator light | 25-27.5V |
| battery voltage for start | min 22V |
| min battery voltage during start | 10V |
| replace battery below... | 18V |
| voltage for GPU start | 18-22V |
| ammeter shows __ during GPU | discharging |
| 6 Prohibited maneuvers (anytime) | Night forms inverted stall inverted above 220 kts intentional dirty spin intentional inverted spin intentional feathered spin |
| Prohibited maneuvers (solo) | EPs PPEL spins stalls (only previously introduced maneuvers) |
| how many fuel nozzles? | 10 primary, 4 secondary |
| FCU pressure | 800 |
| PCL spool time | 5 sec |
| solitary primary pump operation | 10 hrs |
| how many fuel drains | 5 + 1 firewall |
| how many fuel quantity indicators? | 6 capacitance probes |
| activates low fuel light? | 2 thermistors |
| fuel capacity | 135 gal |
| usable fuel capacity | 130 gal |
| blade angle feathered | 87.5 |
| blade angle low pitch/idle | 17.5 |
| blade angle beta | -5 |
| torque sensing failure 205 ft lb | N1 = 77-80 FF = 150-170 |
| torque sensing failure 650 ft lb | N1 = 85-87 FF = 200-220 |
| torque sensing failure 850 ft lb | N1 = 90 FF = 250-270 |
| glide characteristics clean/feathered | 800 fpm 12:1 |
| glide characteristics gear down/feathered | 1200 fpm 8:1 |
| glide characteristics flaps down/feathered | 1250 fpm 8:1 |
| glide characteristics dirty/feathered | 1650 fpm 6:1 |
| glide characteristics clean/feathered | 2400 fpm 3:1 |
| left safety switch | down: gear warning up: NACWS test |
| right safety switch | down: disables gear up up: AOA |
| nose safety switch | down: beta up: disable rudder shakers |
| 4 EPL dont's | starts, jam acceleration, beta, advance past point at which fluctuations are min during overspeed condition |
| left air intake | acc gear box, oil cooler, cockpit air, starter generator |
| oil/fuel heater | regulates b/w 70-90 F |
| oil cooler bypass | opens @60 F, closes at 71 F |
| what are the 4 gyros? | 2 turn, 1 dir, 1 attitude |
| what are the 4 prop governer parts | flyweights, speeder spring, pilot valve, oil type pump |
| what are pitch change parts | feather spring, counter weights, servo piston, beta ring, high pressure oil |
| open canopy increases rate of descent by ___ | 300 fpm |
| flux detector is where? | in left wing |
| oxygen system capacity | 1850 psi @ 70 F |
| oxygen system volume | 76 cubic feet |
| oxygen relief ruptures at ___ | 2775 psi |
| engine inlet bypass door can't close above ___ | 150 kts |
| engine inlet bypass door opens automatically at ___ | 200 kts |
| icing checklist | pitot heat on cockpit enviro and defog as required engine bypass door auto ignition switch on |
| weather mins for solo | winds 25 steady, crosswind 10 kts, no tail wind homefield ceiling 1500/ 3 vis working area ceiling 3000/ 3 vis working area PA's ceiling 8000/3 vis |
| landing gear warning: gear up flaps down | wheels warning light, horn |
| landing gear warning: gear up PCL below 75 | gear light, wheels warning light, horn |
| landing gear warning: gear handle up on ground | gear handle light, wheel warning light, horn |
| landing hear warning: handle and gear disagree | gear handle light |
| AC switches | high pressure (black): 380 psi from condenser low pressure (copper): 3 psi to compressor |
| ADB min discrepancy records | last 10 flights |
| ADB: turnaround on A sheet good for how long? | 24 hrs, 1 flight |
| ADB: daily on A sheet good for how long? | 72 hours, or 24 hrs since last flight |
| ADB: 7 checks | 7 day chute and first aid 7 day lube 14 day wash 56 day corrosion 1st 100 hr 2nd 100 hr 25 hr oil sample |
| spin characteristics: erect spin | AOA pegged airspeed 80-100 stable turn needle pegged |
| spin characteristics: inverted | AOA 3 units airspeed 0 turn needle pegged |
| spin rate of descent | 9000-12000 fpm |
| rate of descent per turn | 375-500 fpm |
| misc solo requirements | 300 lbs fuel per side landing min fuel 150 lbs temp/dew point 4 deg max spread runway lengths 3000 dry VMC, 4000 wet VMC, 4000 touch and go |
| Engine failure Indications: Flameout | Torque: 0 N1: 10-12 ITT: 200 RPM: 200 FF: 50 Oil temp: decreasing Oil press: various |
| Engine failure indications: Rollback | Torque: low N1: 40-60 ITT: RPM: <2200 FF: 80-100 Oil temp: normal Oil press: normal |
| Engine failure indications: Compressor stall | Torque: fluctuating N1: fluctuating ITT: fluctuating RPM: surges FF: fluctuating Oil temp: normal Oil pressure: normal |
| NACWS: number of aircraft can track and radius? | 50 up to 20 NM |
| NACWS: passive mode | uses ground radar tracks up to 20 NM |
| NACWS: active mode | uses own interrogations up to 6NM |
| NACWS: enroute mode | Proximity zone = 20 NM, +-2700 ft Protection zone = 1 NM, +-500 ft aircraft within 20 seconds of zone will wound alarm |
| NACWS: landing mode | proximity zone = 1.5 NM, +-500 ft protection zone = .1 NM, +-500 ft aircraft within 10 seconds of zone will sound alarm |
| NACWS: DME ranges | 20, 10, 5, 3, 1.5 NM |
| NACWS: range button does what? | toggles between enroute and landing modes |
| PRC 90 frequencies are? | 282.8 SAR T/R 243 Guard T/R 243 beacon Range = 60 miles |
| Smoke flare rings | 1 ring is day 2 rings is night |
| pencil flare range | 200 ft |
Created by:
gtnavyboy
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