T-34 Operating Limits Flashcards
ITT: Normal Idle Range
400-660 C
ITT: Normal Operating Range
400-695 C
ITT: Max @ Shutdown with Condition lever
610 C
ITT: Max continuous
695 C
ITT: Max Acceleration
825 C
ITT: Hot start
925 C
ITT: Max During start
1090 C
Prop RPM: Idle Operating Range
< 1800 RPM
Prop RPM: Normal Operating Range
1800 - 2200 RPM +/- 25
Prop RPM: Overspeed Governor
2332 RPM +/- 40
Prop RPM: Fuel Topping Governor
2398 RPM
N1: Introduce fuel
12%
N1: Flameout
10-12%
N1: FCU Stuck at Min (rollback)
40-60%
N1: Minimum for flight (griped)
60%
N1: Idle Operating Range
62% - 65%
N1: Normal Operating Range
89% - 93%
N1: Maximum
101.5%
N1: Max Acceleration
102.6% (2 sec)
Airspeed: max clean
(Surface - 20,000) 280 kias(20,000 - 25,000) 245 kias
Airspeed: canopy emergency open
250 kias
Airspeed: max Canopy Open
240 kias
Airspeed: max turbulent air penetration
195 kias
Airspeed: gear extension
150 kias
Airspeed: max flap extension
120 kias
Airspeed: min flap retraction
90 kias
Airspeed: downwind airspeed
100 kias
VFR / Overhead break airspeed
170 kias
Airspeed: full flap landing
85 kias
Airspeed: best angle of climb
Vx : 75 kias
Airspeed: best rate of climb
Vy : 100 kias
Airspeed: recommended bailout
90-120 kias
Torque: idle operating range
150 ft-lbs
Torque: autoignition range
180-300 ft-lbs
Torque: descent
300 ft-lbs
Torque: prop overspeed test
400-500 ft-lbs
Torque: normal operating range
400-1015 ft-lbs
Torque: climb
1015 ft-lbs (695C)
Torque: max allowable
1015 ft-lbs
Torque: max torque for oil malfunction
850 ft-lbs
Torque: max range
580 ft-lbs
Torque: max endurance
420 ft-lbs
Fuel Flow: idle
~125 lbs/hr
Fuel Flow: Normal Operation
~335 lbs/hr
Oil Temperature: min starting temp
- 40 C
Oil Temperature: Normal operating range
10-99 C
Oil Temperature: Maximum
100 C (Cold temperatures)
Oil Pressure: idle operating range
40 psi min
Oil Pressure: normal operating range
65-85 psi
Oil Pressure: maximum fluctuation
+/- 5psi (within limits)
G Limit: Up to 280 kias
+ 4.5
-1.0
G Limit: up to 220 kias
+4.5
-2.3
G Limit: flaps down
+2.0
-1.0
G Limit: during gear extension
+1.5
-0.0
Max time inverted
15s
Max time vertical (nose up)
15s
max time vertical (nose down)
3s
Max time wings vertical (knife edge)
3s
max time zero G condition
transient only
Starter time limits
40s/60s/40s/60s/40s/30min
wingspan
33’ 4”
length
28’ 6”
height (rest)
9’ 7”
tread
9’ 8”
prop arc clearance
11”
max ramp weight
4,425 lbs
max takeoff and landing weight
4,400 lbs
max aerobatic weight
4,300 lbs
max zero fuel weight
3,650 lbs
approximate basic weight
3,000 lbs
Max sink rate at touchdown
600 fpm
max crosswind component (No flaps
22 kts
max crosswind component (full flaps)
15 kts
solo max crosswind
10 kts
solo max headwind
25 its including gusts
max operating altitude
25,000’
air start envelope ( SL - 20,000)
80-280 kts
nose gear turn limits
+/- 30 degrees
main tire pressure
90 psi +/- 2
nose tire pressure
70 psi +/- 2
oxygen system capacity
1850 PSI @ 70 deg F
oxygen system volume
76 cubic feet
oil system capacity
4.4 gal
usable oil (upright)
1.5 gal
usable oil (inverted)
.25 gal
Glide Characteristics:
Gear up
Flaps up
Prop feathered
Vbest glide : 100 kias
sink rate (100kias) : 800 fpm
glide ratio (100 kias) : 12:1
no wind glide: 2 nm / 1000 ft
Glide Characteristics:
Gear down
Flaps up
Prop feathered
Vbest glide : 87 kias
sink rate (100kias) : 1200 fpm
glide ratio (100 kias) : 8:1
no wind glide: 1.3 nm / 1000 ft
Glide Characteristics:
Gear up
Flaps down
Prop feathered
Vbest glide : 93 kias
sink rate (100kias) : 1250 fpm
glide ratio (100 kias) : 8:1
no wind glide: 1.3 nm / 1000 ft
Glide Characteristics:
Gear down
Flaps down
Prop feathered
Vbest glide : 88 kias
sink rate (100kias) : 1650 fpm
glide ratio (100 kias) : 6:1
no wind glide: 1 nm / 1000 ft
Glide Characteristics:
Gear up
Flaps up
Prop UNfeathered
Vbest glide : 117 kias
sink rate (100kias) : 2400 fpm
glide ratio (100 kias) : 3:1
no wind glide: 0.5 nm / 1000 ft
NATOPS prohibited maneuvers:
3 - 2 - 1:
(3 inverted)
inverted stalls,
inverted spins,
inverted flight above 220 kias
(2 spins)
intentional spins with gear/flaps down
intentional spins with the propeller feathered
(1 night)
formation flights at night (except emergencies)
airspeed, no flap landing
95 kts
