3-12 through 3-13 Flashcards
Ozone concentration and Engines
OZONE:
Airplane operations are prohibited on routes where
Ozone concentration exceeds:
.25 ppm by vol, SL equivalent, at any time above FL 320
and
.1 ppm by vol, SL equivalent, time weighted avg. during any three hour interval above FL 270
CRJ Engine Type
2 General Electric CF34-8C5B1 engines
ENGINE INDICATIONS:
Limitation ranges
Red - Max. and Min. limitations
Amber - Caution range
Green - Normal operating range
CF34-8C5B1
CRJ ENGINE LIMITS:
N1 % RPM
Red = 99.5 Green = 0 - 99.4
CF34-8C5B1
CRJ ENGINE LIMITS:
N2 % RPM
Red = 99.4 Green = 0 - 99.3
CF34-8C5B1
CRJ ENGINE LIMITS:
ITT (C)
Red = Variable Green = Variable
CF34-8C5B1
CRJ ENGINE LIMITS:
Oil Temp. (C)
Red = 164 Amber = 156 - 163 Green = -40 - 155
CF34-8C5B1
CRJ ENGINE LIMITS:
Oil Press. psi
Red = 0 - 24 Amber = Variable Green = Variable
CF34-8C5B1
Powerplant intermix operations are
prohibited
Engine Warm Up
engine must remain idle until oil pressure reaches normal operating range
During Engine Start
Do not exceed 75% N1 for 2 minutes after start or until all operating indications are in the normal range whichever is longer
Thrust Management Data:
Engines running and bleeds config. for t/o the crew must verify
That the target N1 values correspond to the data presented in the thrust setting charts (+/- 1.0%)
Thrust Management Data:
With thrust levers set for take-off
target and actual N1 values should match
ENGINES HIGH PWR SCHEDULE
switchlight is prohibited
N1 IDLE
20-25%
N1 MAX CONTINUOUS
99.5%
N1 NORMAL TAKE-OFF(TOGA)
99.5%
NORMAL TAKE-OFF(TOGA) (1) Normal takeoff power and maximum power (two engines) is limited to 5 minutes.
N1 APR (MAX POWER)
99.5%
APR (2) APR power (one engine) is limited to 10 minutes.
MAX POWER (1) Normal takeoff power and maximum power (two engines) is limited to 5 minutes.
ITT GROUND START
815 C GROUND START (3) ITT must be below 120C before attempting to ground start engine.
ITT ASSISTED START
815 C ASSISTED START (4) ITT must be below 90C before attempting to air start engine.
ITT WINDMILL START
927 C WINDMILL START (4) ITT must be below 90C before attempting to air start engine.
ITT MXIMUM CONTINUOUS
960 C
ITT NORMAL TAKE-OFF (TOGA)
964 C (2 MIN) 948 C (5 MIN) NORMAL TAKE-OFF (TOGA) (1) Normal takeoff power and maximum power (two engines) is limited to 5 minutes.
ITT APR (MAX POWER)
1006 C (2 MIN) 990 C (5 MIN) APR (2) APR power (one engine) is limited to 10 minutes. MAX POWER (1) Normal takeoff power and maximum power (two engines) is limited to 5 minutes.
N2 GROUND START
0-45% GROUND START (3) ITT must be below 120C before attempting to ground start engine.
N2 ASSISTED AIR START
0-45%
ASSISTED AIR START (4) ITT must be below 90C before attempting to air start engine.
N2 IDLE
55-65%
N2 MAXIMUM CONTINUOUS
98%
N2 NORMAL TAKE-OFF (TOGA)
99.4%
NORMAL TAKE-OFF (TOGA) (1) Normal takeoff power and maximum power (two engines) is limited to 5 minutes.
N2 APR (MAX POWER)
99.4%
APR (2) APR power (one engine) is limited to 10 minutes.
MAX POWER (1) Normal takeoff power and maximum power (two engines) is limited to 5 minutes.
OIL TEMP GROUND START
-40 C (MINIMUM) GROUND START (3) ITT must be below 120C before attempting to ground start engine.
OIL TEMP MAXIMUM CONTINUOUS
155 C
OIL TEMP NORMAL TAKEOFF (TOGA)
163 C (15) NORMAL TAKE-OFF (TOGA) (1) Normal takeoff power and maximum power (two engines) is limited to 5 minutes.
OIL TEMP APR (MAX POWER)
163 C (15) APR (2) APR power (one engine) is limited to 10 minutes. MAX POWER (1) Normal takeoff power and maximum power (two engines) is limited to 5 minutes.
OIL PRESS
GROUND START
182 psi (7) 95 psi (after 10 min) GROUND START (3) ITT must be below 120C before attempting to ground start engine 182 psi (7) Oil pressures should show positive value during start and may peak beyond 182 psi (max display value). Oil pressures above 182 psi are displayed as amber dashes. Oil Pressure may be greater than 95 psi for a maximum of (10) minutes.
OIL PRESS
ASSISTED AIR START
182 psi (7)
95 psi (after 10 min)
ASSISTED AIR START (4) ITT must be below 90C before attempting to air start engine
182 psi (7) Oil pressures should show positive value during start and may peak beyond 182 psi (max display value). Oil pressures above 182 psi are displayed as amber dashes.
Oil Pressure may be greater than 95 psi for a maximum of (10) minutes.
OIL PRESS
WINDMILL START
182 psi (7) 95 psi (after 10 min) WINDMILL START (4) ITT must be below 90C before attempting to air start engine 182 psi (7) Oil pressures should show positive value during start and may peak beyond 182 psi (max display value). Oil pressures above 182 psi are displayed as amber dashes. Oil Pressure may be greater than 95 psi for a maximum of (10) minutes.
OIL PRESS
IDLE
25-60 psi (6)
25-95 psi (oil temp <60C)
25-60 psi (6) Oil pressures (above IDLE) between 25 and 45 psi require oil temperature monitoring.
OIL PRESS
MAXIMUM CONTINUOUS
45-95 psi (5)(6)
(5) Maximum oil pressure is limited to 156 psi when oil temperature transient is less than 60C.
(6) Oil pressures (above IDLE) between 25 and 45 psi require oil temperature monitoring.
OIL PRESS
NORMAL TAKE-OFF (TOGA)
45-95 psi (5)(6)
(5) Maximum oil pressure is limited to 156 psi when oil temperature transient is less than 60C.
(6) Oil pressures (above IDLE) between 25 and 45 psi require oil temperature monitoring.
NORMAL TAKE-OFF (TOGA) (1) Normal takeoff power and maximum power (two engines) is limited to 5 minutes.
OIL PRESS
APR (MAX POWER)
45-95 psi (5)(6)
(5) Maximum oil pressure is limited to 156 psi when oil temperature transient is less than 60C.
(6) Oil pressures (above IDLE) between 25 and 45 psi require oil temperature monitoring.
APR (2) APR power (one engine) is limited to 10 minutes.
MAX POWER (1) Normal takeoff power and maximum power (two engines) is limited to 5 minutes.
MINIMUM OIL LEVEL FOR FLIGHT
40% minimum with affected engine not started