- Holder
- CFS Aeroproducts Inc.
- Revision
- 17
- Revised
- January 11, 2023
- Status
- Current
- Product
- Engine
- Certification basis
- Part 33
- Models
- 12
- Registered
- 56 aircraft
The release keeps the latest revision of each data sheet. Model names are as the data sheet lists them.
On this page
Models · 12
| Model | Also known as | Note |
|---|---|---|
| ALF502L-2C | Formerly Textron-Lycoming, then AlliedSignal, then Honeywell International Inc. | |
| LF507-1F | Formerly Textron-Lycoming, then AlliedSignal, then Honeywell International Inc. | |
| ALF502R-6 | Formerly Textron-Lycoming, then AlliedSignal, then Honeywell International Inc. | |
| LF507-1H | Formerly Textron-Lycoming, then AlliedSignal, then Honeywell International Inc. | |
| ALF502L-2A | Formerly Textron-Lycoming, then AlliedSignal, then Honeywell International Inc. | |
| ALF502L-3 | Formerly Textron-Lycoming, then AlliedSignal, then Honeywell International Inc. | |
| ALF502R-3 | Formerly Textron-Lycoming, then AlliedSignal, then Honeywell International Inc. | |
| ALF502R-5 | Formerly Textron-Lycoming, then AlliedSignal, then Honeywell International Inc. | |
| ALF502R-3A | Formerly Textron-Lycoming, then AlliedSignal, then Honeywell International Inc. | |
| ALF502R-4 | Formerly Textron-Lycoming, then AlliedSignal, then Honeywell International Inc. | |
| ALF502L-2 | Formerly Textron-Lycoming, then AlliedSignal, then Honeywell International Inc. | |
| ALF502L | Formerly Textron-Lycoming, then AlliedSignal, then Honeywell International Inc. |
Airworthiness directives · 28
ADs whose products are models on this data sheet, matched by model and maker.
AD 2020-18-09Engine (Turbine/Turboprop); Engine Fuel and Control; Engine Emergency Shutdown SystemAD 2012-11-07LP turbine bladesAD 2011-24-11Disc Fracture
See all 28 ADsRegistered aircraft
Registry models that point at this data sheet, with their registered aircraft.
Lycoming ALF-502 SER.25 registered aircraftAlliedsign LF507-1F13 registered aircraftHoneywell ALF-502 series4 registered aircraft
See all 33 registry modelsWhat the data sheet says
From the PDF’s text layer, line by line: tables lose their columns. The PDF is the record.
E6NE
Revision 17
CFS AEROPRODUCTS INC.
ALF502L
ALF502L-2
ALF502L-2A
ALF502L-2C
ALF502L-3
ALF502R-3
ALF502R-3A
ALF502R-4
ALF502R-5
ALF502R-6
LF507-1H
LF507-1F
Date: JANUARY 11, 2023
DEPARTMENT OF TRANSPORTATION
FEDERAL AVIATION ADMINISTRATION
TYPE CERTIFICATE DATA SHEET NO. E6NE
Engines of models described herein conforming with this data sheet (which is part of Type Certificate No. E6NE) and other
approved data on file with the Federal Aviation Administration (FAA), meet the minimum standards for use in certificated
aircraft in accordance with pertinent aircraft data sheets and applicable portions of the Federal Aviation Regulations, provided
they are installed, operated, and maintained as prescribed by the approved manufacturer's manuals and other approved
instructions.
TYPE
CERTIFICATE (TC) HOLDER: CFS Aeroproducts Inc.
2133 Aviation Dr. Suite 201
Upland, CA 91786
USA
TYPE CERTIFICATE OWNERSHIP RECORD: Honeywell International Inc. reissued December 15, 1990
111 South 14th Street
Phoenix, AZ 85034
Allied
Signal reissued December 14, 1999
Tex
tron Lycoming issued January 31, 1995
TYPE
ALF502R-3 High bypass turbofan, geared fan, single-stage supercharger, axial-centrifugal flow high pressure compressor,
reverse flow annular combustor, two-stage high pressure turbine, two-stage low pressure turbine.
ALF502R-4 Same as ALF502R-3, but operated at higher thrust.
ALF502R-5 Same as ALF502R-4, with improved first-stage and second-stage turbine nozzle assemblies.
ALF502R-3A Same as ALF502R-3, with gas producer turbine improvements, but operated at higher thrust.
ALF502L High bypass turbofan, geared fan, two-stage supercharger, axial-centrifugal flow high pressure compressor,
reverse flow annular combustor, two-stage high pressure turbine, two-stage low pressure turbine.
ALF502L-2 Same as ALF502L with fan blade modification for increased altitude performance.
ALF502L-3 Same as ALF502L-2 with turbine improvements and automatic power reserve features.
ALF502L-2A Same as ALF502L-2 with gas producer turbine improvements and automatic power reserve features.
*
PAGE 1 2 3 4 5 6 7 8 9
REV. 16 15 16 14 15 15 15 15 16
LEGEND: "- -" INDICATES "SAME AS PRECEDING MODEL"
"---" INDICATES "DOES NOT APPLY"
NOTICE: SIGNIFICANT CHANGES ARE BLACK-LINED
E6NE 2
ALF502L-2C Mechanically identical to ALF502L-2A, but does not include automatic power reserve .
ALF502R-6 Similar to ALF502L-2C, but incorporates ALF502R-5 accessory gearbox.
LF507-1H Mechanically identical to ALF502R-6, but operated at lower, flat-rated thrust.
LF507-1F Mechanically identical to LF-507-1H, but equipped with a single-channel FADEC with hydromechanical backup.
RATINGS (SEE NOTE 1)
I. MODELS: ALF502R-3 ALF502R-4 ALF502R-5 ALF502R-
3A
ALF502L ALF502L-
2
ALF502L-
3
Sea level static thrust, lbs
Maximum Continuous
Normal Takeoff (5 min)
(Note 19)
Maximum Takeoff (5 min)
(Note 19)
6,300
6,700
6,700
6,550
6,970
6,970
- -
- -
- -
- -
- -
- -
7,100
7,500
7,500
- -
- -
- -
- -
- -
- -
II. MODELS: ALF502L-
2A
ALF502L-
2C
ALF502R-6 LF507-1H LF507-1F
Sea level static thrust, lbs
Maximum Continuous
Normal Takeoff (5 min)
(Note 19)
Maximum Takeoff (5 min)
(Note 19)
7,100
7,500
7,500
- -
- -
- -
- -
- -
- -
6,545
7,000
7,000
- -
- -
- -
3
COMPONENTS
Fuel control
Models ALF502R-3/R-4/R-5/R-3A/R-6 / LF507-1H
Models ALF502L/L-2/L-3/L-2A/L-2C
Model LF507-1F
High pressure fuel pump
Low pressure fuel pump
Ignition system (28-volts DC)
Ignitor plugs
FUEL (See NOTE 2)
OIL (See NOTE 3)
PRINCIPAL DIMENSIONS (nominal, inches)
Length, nominal, inches
Models ALF502R-3/R-4/R-5/R-3A
Models ALF502L/L-2/L-3/L-2A/L-2C/R-6/ LF507-1H/1F
WEIGHT (dry pounds, maximum)
Models ALF502L-2A/L2C/L-3
Models ALF502R-3/R-4/R-5/R-3A
Models ALF502L/L-2
Model LF507-1H/ALF502R-6
Model LF507-1F
C.G. LOCATION (refer to Engine Installation Instructions)
Model ALF502R-3/R-4/R-5/R-3A
Models ALF502L/L-2/L-3/L-2A/L-2C/R-6/ LF507-1H/-1F
DESCRIPTION
Hamilton Sundstrand FC 31 -23
H
amilton Sundstrand FC 31-19
Triumph Engine Control Systems EMC-32R F ADEC
Hamilton Sundstrand 025028-110 or
Triumph Engine Control Systems 774959-1
2-160-790-08 or equivalent
I
gnition exciter units (Unison or Champion), completely redundant ignition
s
ystems with additional "continuous-on-demand" ignition compatibility
Champion spark plug P/N CH34084 or equivalent
A
STMD1655 Jet A, Jet A-1, Jet B, MIL-T-5624J
Grades JP-4, JP-5, and JP-8 or equivalent
MIL-L-7808 and MIL-L-23699 or equivalent
LENGTH HEIGHT WIDTH
63.657 55.5 47.8
65.57 54.5 48.6
Weight includes essential engine accessories but excludes starter, hydraulic pump,
integrated drive generator and exhaust nozzle.
1,375
1,336
1,375
1,375
1,385
STA B.L. W.L.
105.200 100.000 98.250
104.8 100.29 98.6
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4
CERTIFICATION BASIS 14 CFR part 33 effective February 1, 1965, as amended by 33-1/-2/-3A/-4 and Special Condition
Number 33-66-NE-1.
MODEL
APPLICATION
DATE
TYPE CERTIFICATE
ISSUED/AMENDED
TYPE CERTIFICATE
CANCELED
ALF502H
ALF502R
ALF502L
ALF502L-2
ALF502R-3
ALF502R-4
ALF502R-5
ALF502L-3
ALF502L-2A
ALF502R-3A
ALF502L-2C
ALF502R-6
LF507-1H
LF507-1F
10/09/73
06/03/76
02/01/77
02/11/80
10/15/78
10/06/81
10/06/81
10/15/81
10/14/82
10/14/82
07/20/83
06/22/84
03/25/91
03/25/91
06/11/76
06/11/76
02/29/80
02/29/80
01/16/81
04/14/82
07/02/82
11/30/82
01/07/83
01/07/83
08/24/83
12/12/84
10/15/91
03/20/92
01/16/81
01/16/81
PRODUCTION BASIS None
NOTES
NOTE 1. Engine ratings are based on calibrated static test stand performance under the following conditions:
Static sea level standard condition at 59oF and 29.92 in. Hg.
No airbleed, no duct losses, no external power extraction.
Engine primary exhaust and fan bypass exhaust system as specified in Figures 3 and 4 of the
applicable engine installation instructions.
NOTE 2. Engines will operate satisfactorily with fuel contaminated to the levels specified in Paragraph 4.4.1 of
the installation instructions for the LF507-1F engine models, and Paragraph 4.4.3 of the installation
instructions for the ALF502R, ALF502L and LF507-1H engine models provided the fuel is introduced
to the engine through a filter satisfying the requirements of the subject paragraph.
NOTE 3. Mixing of these oils (MIL-L-7808 and MIL-L-23699) is prohibited.
NOTE 4. Maximum permissible operating speeds for the engine rotors are as follows:
Low Pressure Rotor
(N1) RPM
ALF502
R-3
ALF502
R-4
ALF502
R-5
ALF502
R-3A
ALF502
L
ALF502
L-2
ALF502
L-3
ALF502
L-2A
ALF502
L-2C
Maximum takeoff
Normal takeoff
Maximum continuous
7,300
7,300
7,300
7,350
7,350
7,350
7,374
7,374
7,374
- -
- -
- -
7,300
7,300
7,300
- -
- -
- -
7,374
7,184
7,374
- -
- -
- -
- -
7,374
- -
Low Pressure Rotor
(N1) RPM
ALF502
R-6
LF507-
1H
LF507-
1F
Maximum takeoff
Normal takeoff
Maximum continuous
- -
- -
- -
- -
- -
- -
- -
- -
- -
High Pressure Rotor
(N2) RPM
ALF502R
-3
ALF502R-
4
ALF50
2R-5
ALF50
2R-3A
ALF502
L
ALF502L
-2
ALF502
L-3
ALF502
L-2A
ALF502
L-2C
Maximum takeoff
Normal takeoff
Maximum continuous
19,640
19,640
19,380
- -
- -
- -
19,760
19,760
- -
- -
- -
- -
19,640
19,640
19,280
- -
- -
- -
19,700
19,420
- -
- -
- -
- -
19,640
19,640
- -
E6NE
5
High Pressure Rotor
(N2) RPM
ALF502R
-6
LF507-1H LF507-
1F
Maximum takeoff
Normal takeoff
Maximum continuous
19,760
19,760
19,380
- -
- -
- -
- -
- -
- -
NOTE 5. MAXIMUM PERMISSIBLE TEMPERATURES
Starting maximum (*)
Maximum takeoff (5 min)
Normal takeoff (5 min)
Maximum continuous
Transient for acceleration
Maximum takeoff (**)
Normal takeoff (**)
GAS TEMPERATURE (DEGREES FAHRENHEIT) AS MEASURED BY 10 THERMOCOUPLES
MOUNTED BETWEEN THE THIRD TURBINE NOZZLE VANES
ALF502
R-3
ALF502
R-4
ALF502
R-5
ALF502
R-3A
ALF502
L
ALF502
L-2
ALF502
L-3
ALF502
L-2A
ALF502
L-2C
1590
1620
1620
1574
1620
1620
- -
1660
1660
1610
1660
1660
- -
- -
1620
1574
- -
1620
- -
- -
- -
- -
- -
- -
1515
1660
1660
1610
1660
1660
- -
- -
- -
- -
- -
- -
- -
1668
1593
1574
1668
1593
- -
- -
- -
- -
- -
- -
- -
1620
1620
- -
1620
1620
(*) Time limit 10 seconds above 1560oF for ALF502R and LF507-1H and 1460oF for
ALF502L series
(**) Time limit 15 seconds above takeoff limit
GAS TEMPERATURE (DEGREES FAHRENHEIT) AS MEASURED BY 10 THERMOCOUPLES
MOUNTED BETWEEN THE THIRD TURBINE NOZZLE VANES
ALF502R-6 LF507-1H
Starting maximum (*) 1590 - -
Maximum takeoff (5 min) 1660 1660
Normal takeoff (5 min) - - - -
Maximum continuous 1574 - -
Transient for acceleration
Maximum takeoff (**) 1660 1660
Normal takeoff (**) - - - -
(*)
(**)
Time limit 10 seconds above 1560oF for ALF502R and LF507-1H and 1460oF for
ALF502L series
Time limit 15 seconds above takeoff limit
EXHAUST GAS TEMPERATURE (DEGREES FAHRENHEIT) AS MEASURED BY 16
THERMOCOUPLE PROBES
LF507-1F
Starting maximum (*) 1,360
Maximum takeoff (5 min) 1,169
Normal takeoff (5 min) 1,169
Maximum continuous 1,136
Transient for acceleration
Maximum takeoff (**) 1,169
Normal takeoff (**) 1,169
(*) For LF507-1F time limit 10 seconds above 1315oF
(**) For LF507-1F time limit 15 seconds above takeoff limit
NOTE 5. MAXIMUM PERMISSIBLE TEMPERATURES (continued)
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6
OIL TEMPERATURES / MAXIMUM / DEGREES FAHRENHEIT
ALF502
R-3
ALF502
R-4
ALF502
R-5
ALF502
R-3A
ALF502
L
ALF502
L-2
ALF502
L-3
ALF502
L-2A
ALF502
L-2C
271** - - - - - - 290* - - - - - - - -
* Transient oil temperatures as high as 340oF can be experienced when undergoing a
power reduction. Recovery to acceptable oil inlet temperature should occur after two
minutes steady-state operation.
** Transient oil temperatures as high as 320oF can be experienced when undergoing a
power reduction. Recovery to acceptable oil inlet temperature should occur after two
minutes steady-state operation.
OIL TEMPERATURES / MAXIMUM / DEGREES FAHRENHEIT
ALF502
R-6
LF507-
1H
LF507-
1F
271** - - - -
* Transient oil temperatures as high as 340oF can be experienced when undergoing a
power reduction. Recovery to acceptable oil inlet temperature should occur after two
minutes steady-state operation.
** Transient oil temperatures as high as 320oF can be experienced when undergoing a
power reduction. Recovery to acceptable oil inlet temperature should occur after two
minutes steady-state operation.
ACCESSORY TEMPERATURE LIMITS / ALL MODELS
Additional accessory temperature data are specified in Table III of the LF507-1H engine model
installation instructions, and Table IV of the applicable installation instructions for other
ALF502/LF507 engine models.
AMBIENT OR SURFACE DEGREES
TEMPERATURE FAHRENHEIT
Fuel control assembly Ambient 260
Overspeed fuel shut-off valve Ambient 200
Ignition unit Ambient 250
Overspeed control Surface 212
Fuel manifold Surface 390
Interstage bleed actuator Ambient 350
Anti-icing valve Ambient 350
Fan speed sensor Surface 400
Electronic control unit Ambient 185 (*)
(*) The electronic control unit (ECU) can operate continuously in an ambient
temperature range of minus 65oF to plus 185oF. In addition, the ECU can
operate for up to 5 minutes at a maximum transient temperature of 212oF.
E6NE
7
NOTE 6. FUEL AND OIL PRESSURE LIMITS / ALL MODELS
ALF502
R-3
ALF502
R-4
ALF502
R-5
ALF502
R-3A
ALF502
L
ALF502
L-2
ALF502
L-3
ALF502
L-2A
ALF502
L-2C
Fuel
Maximum (psig)
Minimum (*)
35 - -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
(*) True fuel vapor pressure plus 5 psi
Oil (psig)
Sea level (*)
Ground idle
97+10
25
- -
- -
- -
- -
(*) At maximum continuous power and above plus 5 psi
ALF502
R-6
LF507
1H
LF507
1F
Fuel
Maximum (psig)
Minimum (*)
- -
- -
- -
- -
- -
- -
(*) True fuel vapor pressure plus 5 psi
Oil (psig)
Sea level (*)
Ground idle
- -
- -
- -
- -
- -
- -
(*) At maximum continuous power and above plus 5 psi
NOTE 7.
ACCESSORY DRIVE PROVISIONS
ALF502L, L-2 / L-3 / L-2A / L-2C / R-3 / R-3A/ R-4 / R-5 / R-6 models
ALF507-1H / -1F models.
Maximum accessory power extraction (shp) is shown in installation instructions paragraph
4.1.2., Figures 12.
ACCESSORY DRIVES FOR ALF502R-3 / R-4 / R5- / R-3A / R-6 / LF507-1H / -1F
DRIVE TYPE
ROTATION
FACING
ENGINE
PAD
SPEED Tc Ts To Tst Tmt
MAXIMUM
OVERHANG
MOMENT
(lb-in)
Starter Special (1) CW 0.8621(2) --- 855 --- 246 --- 200
Hydraulic Pump AND2000-1X1B (MOD) CCW 0.253(2) 300 --- 855 234 590 150
IDG/CSD (3) AS970A-13V (MOD) CW 0.458(2) --- --- 1596 505 1200
(1) Details of pad type and design are available in Table III and in the installation drawings of the applicable engine
installation instructions.
(2) Speed of the drive – is equal to the constant provided multiplied by the engine high pressure rotor (N2) speed.
(3) IDG/CSD pad rating is 96 shp at any engine speed
CW = clockwise
CCW = counterclockwise
Tc = continuous torque rating (lb-in)
Ts = static torque rating (lb-in)
To = overload torque rating (5 minutes lb-in)
Tst = shock torque rating (lb-ft)
Tmt = normal maximum torque (20 seconds lb-in)
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8
NOTE 7. (CONTINUED)
ACCESSORY DRIVES FOR ALF502L / L-2 / L-3 / L-2A / L-2C
DRIVE SPECIFICATION
(8)
TYPE
ROTATION
FACING
ENGINE
PAD
GEAR
RATIO
(6)
CONT
(1) EMERGENCY
IMPACT (5)
Starter AND20002-XII-D MODIFIED CCW 0.458 1200 (4) - - 4000
Boost Pump SPECIAL CCW 0.214 70 - - 1000
Power Takeoff AS970A-13V MODIFIED CW 0.458 (9) 1120 (2) 4000
1541 (3)
Hydraulic Pump AND20001-X1-B MODIFIED CCW 0.253 (9) 227 (7) 1250
(1) Max permissible continuous torque at any engine speed (lb-in)
(2) Max permissible torque for 10 minutes, (in-lb)
(3) Max permissible torque for 7 seconds, (in-lb)
(4) Max peak torque during starting cycle
(5) Max impact torque (in-lb)
(6) Relative to N2 speed
(7) Maximum permissible torque for 10 minutes (lb-in). Power takeoff pad not to exceed 560 in-lb at this condition.
(8) See specification for overhang moment
(9) Continuous power extraction capability under all operating conditions is as follows:
Power takeoff: 60 shp
Hydraulic pump pad: 5 shp
(10) See Installation Drawing
NOTE 8. For in-flight operation in icing conditions, the minimum permissible N2 rpm is 67%. However,
momentary N2 excursions down to 60%, not exceeding 60 seconds duration, are permissible within
300 feet above ground level (AGL) during final approach to landing.
NOTE 9. Engine starting torque and speed requirements are shown in Figure 7 of the applicable engine
installation instructions.
NOTE 10. These engines meet the fire prevention requirements of Special Condition No. 33- 66-NE-1 providing
the compartment ventilation design requirements of Paragraph 4.6.2, 4.6.2.1, and 4.6.2.2 of the
applicable engine installation instructions are met.
NOTE 11. Customer bleed air extraction limits are shown in Paragraph 4.9 of the ALF502L/L-2/L-3/
L-2A/L-2C installation instructions and Paragraph 3.1.1 of the ALF502R-3/R-4/R-5/R-3A/
R-6/LF507-1H/-1F installation instructions.
NOTE 12. Fuel venting; emission control is not included on these engines and therefore airframe compliance
must be provided in accordance with SFAR-27 (superceded by part 34).
NOTE 13. These engines may use approved type fuels separately or mixed in any proportion. Fuel control
adjustments are not required when switching fuel types. Fuel additives and concentrations by volume
approved for use in fuels for these engines are provided in the applicable engine manual.
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9
NOTE 14. Certain engine parts are life limited. For ALF502R-3/R-4/R-5/R-3A and R-6, these limits are listed in
the manufacturer's Service Bulletin No. ALF502-72 -0002. For the ALF502L/L -2/L-3/L-2A and L -
2C, they are listed in Service Bulletin No. ALF502 -72-0004. For model LF507-1H, they are listed in
Service Bulletin No. LF507 -1H-72-2. For model LF507- 1F, they are listed in Service Bulletin No.
LF507-1F-72-2.
NOTE 15. Overhaul and hot end inspection intervals for models ALF502R -3/R-4/R-5/R-3A and R -6 are
specified in the manufacturer's Service Bulletin No. ALF502 -72-0001. For models ALF502L/L -2/L-
3/L-2A and L-2C, they are specified in Service Bulletin No. ALF502 -72-0005. For model LF507-1H,
they are specified in Service Bulletin LF507 -1H-72-1. For model LF507- 1F, they are specified in
Service Bulletin LF507-1F-72-1.
These Time Between Inspection/Time Between Overhaul Service Bulletin Nos. ALF502 -72-
0001/LF507-1F-72-1/LF507-1H-72-1 do not apply to FA A approved continuous airworthiness
maintenance programs developed in accordance with FAA Maintenance Review Board procedures;
e.g. Maintenance Steering Group III Analysis.
NOTE 16. Deleted.
NOTE 17. The ALF502L, L-2, L-3, L-2A, L-2C, R-3, R- 4, R-5, R- 3A, R-6 and LF507-1H and - 1F models
comply with the windmill test requirement of part 33.92, Amendment 9, up to a N1 of 2,000 rpm and a
N2 of 3,420 rpm.
NOTE 18. ALF502L, L-2, L-3, L-2A, L-2C, R-3, R-4, R-5, R-3A, R-6, and LF507-1H and 1F models comply
with the instrument connection requirement of part 33.29, Amendment 5.
NOTE 19. A thrust setting limited to 7,800 lbs. (ALF502L -3 and ALF502L -2A) static thrust at sea level, has
been established as maximum takeoff thrust rating. A thrust setting limited to 7,500 lbs. (ALF502L-3,
ALF502L-2A, and ALF502L -2C) static thrust at sea level, has been established as normal takeoff
thrust rating for normal takeoff operation.
When the automatic reset mechanism in the fuel control is utilized, operation to the norma l takeoff
rating operating limits will insure the maximum takeoff rating operating limits are not exceeded when
the reset mechanism is actuated.
The time limit at the maximum takeoff rating is five minutes and shall include any time accumulated
above the normal takeoff rating.
NOTE 20. For the ALF502R -5 and ALF502R-3A: A thrust setting limited to 6,970 lbs. static thrust at sea level
flat rated to 71oF with a maximum MGT of 1660 oF has been established as a maximum takeoff thrust
rating. A thrust setting limited to 6,970 lbs. static thrust as sea level flat rated to 59 oF with a
maximum MGT of 1620 oF has been established as the normal takeoff rating for normal operation of
this model.
For the LF507-1H: A thrust setting limited to 7,000 pounds static thrust at sea level flat rated to 85 oF
with a maximum MGT of 1660oF has been established as the maximum takeoff thrust rating. A thrust
setting limited to 7,000 pounds static thrust at sea level flat rated to 74 oF with a maximum MGT of
1620oF has been established as the normal takeoff rating for normal operation of this model.
For the LF507-1F: A thrust setting limited to 7,000 pounds static thrust at sea level flat rated to 74 oF
with a maximum EGT of 1169 oF has been established as the normal takeoff rating for normal
operation of this model.
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10
NOTE 21. The LF507-1F in the manual backup control mode operating configuration is in compliance with the
Certification Basis defined herein, when operated in accordance with the instructions contained in the
approved manufacturers operating instructions for Part Number 2-003-040-15.
….END….
E6NE