lear 25 fuel burn

There are so many flying around on medical runs, express cargo services etcI often wonder how much profit they compaines make on each flightI heard they charge big bucks the 20 series learjets are cheap to aquire but the fuel bill is a different story. Remember, back at the time of production, the Model 25D was a full million dollars cheaper than a new Model 35. Fuel Burn Data. A bit of a misnomer, the Long Range should be taken with a grain of salt. Lear never used an A designator for any production Model 25, only on the Model 24. WebThe 25 seats up to 10 passengers plus 2 pilot (s). WebThe Learjet 25 generally has five fuel tanks. This added a stall strip and full-chord wing fence to create an aerodynamic warning and a straight-ahead stall. Oxygen is contained in a pressurized bottle located in the dorsal fin of the aircraft. I just need to find the time to find all those 80 animations in the cockpit. Now, that would be ideal, maybe even make a video. A Denver based subsidiary Gates Aviation, was already a major Lear Jet distributor so they already knew a lot about airplanes and specifically the Learjet. That's a ton of Family! ) WebThe Learjet 25D is powered by General Electric CJ610-8A engines with 2,850 pounds of thrust. If the yellow disc is ruptured, either or both containers have been discharged into the engine nacelle. I'm not trying to dissuade you, just make you understand the JOYS of ownership! In order to minimize heat build-up in the brakes and reduce brake wear, pilots are advised to deploy the spoilers upon touchdown. Just about any gauge can be added to this area with a little adjustment to the height and width of the gauge to fit the area available. One big problem it would not solve is the headroom and elbow room. The Venezuelan armed forces forced the Learjet to land on suspicion the aircraft was being used for "illicit activities," possibly involving drugs smuggling. Panel space is naturally very limited in a classic Learjet, but an improved and very nifty one-click rotating choice of three gauge clusters is available. The closer you zoom in to the panel to more you appreciate just how well these new 3D gauges are performing super sharp image for my old eyes. I remember Clay Lacy stating that Jet Fuel for the Learjet was 18 cents a gallon in Southern California when he was giving demo rides in the Model 23/24 in 1965. These were contributed by none other than Ryan Butterworth in his mini-review as it is being called and a few others fans of the Classic GLJ25. The aircraft description and specifications section, instrument panels, systems description have their one chapter or section along with a an excellent flight planning chapter. Updates to the jet's design included a re-contoured leading edge to improve cruise performance, as well as higher ceiling capabilities of 51,000 feet and reduced runway length of The good news is that you can download some excellent training manuals that have color illustrations, full systems descriptions and the necessary performance charts specifically for the Model 24/25 Learjet not all of them but the full pack for Mach 0.77). The engine compressor inlet and turbine discharge pressures are sensed by the EPR transmitter and transformed into an electrical signal that is transmitted to the EPR indicator. Each wing tank extends from the centre bulkhead outboard to the wing tip and provides separate fuel for each engine. Thanks to its Pratt & Whitney Canada PW305A engines, the Learjet 60 has a total thrust output of 9,200 lbs. . Being an optimist and knowing the Xtreme Prototypes design team, both of them, love their work and their products, just might be receptive to making this addition. Founder of AVSIM Online. On aircraft 25-061 through 25-180 the engine driven hydraulic pumps supply fluid under pressure of 1500 psi to the system pressure is maintained at 1250 to 1500 psi by a pressure regulator. WebBombardier Learjet 25C M25C Civil 15,000 Fuel Burn (lbs) 980 1400 2150 2840 3630 5000 Bombardier Learjet 25D M25D Civil 15,000 Fuel Burn (lbs) 970 1410 2210 3020 3910 Bombardier Learjet 31 M31 Civil 15,500 Fuel Burn (lbs) 570 840 1330 1860 2380 3120 Lears made their mark with exceptional speed and high-level cruise. Some were very popular and others were just bad timing or too expensive to justify. Updates to the jet's design included a re-contoured leading edge to improve cruise performance, as well as higher ceiling capabilities of 51,000 feet and reduced runway length of Engine bleed air is admitted through a flow control valve to a heat exchanger. Nice touch. Some better than others, but all much better than none. If utilization is 100 hours per year, that's about 20 trips a year. Any changes are a little more difficult until you fully understand the logic and procedure. 1,000 nm fuel burn for the Model 25D is 3,920 pounds, compared to 2,530 pounds for the Model 35/36, and 2,480 for the Model 31A. The Model 25C also has an optional two bed sleeping compartment. The use of oxygen is only required for emergency in case of depressurization of the cabin or contamination of the cabin air. WebThe Learjet 24 is an American twin-engine, high-speed business jet, which was manufactured by Learjet after the success of the Learjet 23. The GE CJ610-8A engines came directly from the military inventory. In cruise flight the Learjet flies at about a three-degrees nose-up angle so the engineers lowered the nose of the tip tanks three degrees. Moderators: richierich, ua900, PanAm_DC10, hOMSaR, Military Aircraft ( Me, I would not touch a Lear 25 just because of age. Garrett fanjet Engines for the Model 35 a real hodgepodge of parts. ", "ASN Aircraft accident Learjet 25D PT-OHD Venezuela", "Vdeos mostram avio que teria sido interceptado na Venezuela", "Ocorrncia com aeronave brasileira na Venezuela - Fora Area Brasileira", "Dos muertos por desplome de Learjet 25B en Toluca", A history of the LJ23-LJ29 series on Airliners.net, Listing of LJ25 accidents in the ASN Aviation Safety Database, https://en.wikipedia.org/w/index.php?title=Learjet_25&oldid=1134141435, Articles needing additional references from May 2016, All articles needing additional references, Short description is different from Wikidata, Creative Commons Attribution-ShareAlike License 3.0, On May 18, 1983, a Learjet 25B flying from, On 2 March 1996, the Brazilian comedy rock band. Just use the Find function and locate the values in the aircraft.cfg file and make your changes. WebThe Learjet 25D is powered by General Electric CJ610-8A engines with 2,850 pounds of thrust. Our large helicopter section. Or you could always get a Notar. You need to be a member in order to leave a comment. If enough folks who buys this add-on and also wishes it included the Fuel Jettison feature would simply ask that it be put on the list for any possible updates, changes, fixes, etc. The brake system utilizes hydraulic pressure for power boost. The main gear has dual wheels and brakes on each strut. I have a fast PC with a 970 video card, I should have bought a 980, but didnt. They also make good use of tooltips that a useful description of the selected device, not just what it is. Here is a recent price break down from Business and Corporate Aviation magazine. On aircraft equipped with an auxiliary hydraulic pump, the hydraulic pump switch located at the lower centre of the instrument panel activates the auxiliary hydraulic pump to provide in-flight standby hydraulic pressure. Sure, there were some additional company names involved, but we can narrow it down to Bill Lears Lear Jet, Charlie Gates Learjet, and Bombardiers Learjet designs. Things seem to be just fine at the Lear jet factory. (the Learjet 25D was certified for FL510). Gates was able to immediately improve the financial stability of Lear Jet and brought in their kind of proven management controls and marketing savvy that had generated profitable and dynamic growth of their parent company Gates Rubber for the last 55 years. Leasedont buy. During fuel transfer, the fuselage tank transfer pump pumps fuel into both the wing tanks. The Bombardier Learjet 60 can cruise at up to 51,000 feet. Additionally, the Learjet 45XR has an average hourly fuel burn of 204 Gallons per Hour (GPH). When the tank is full, a float switch de-energizes the wing boost pumps and closes the valve. Approach reference speed was cut by 12 knots and the landing runway requirement was reduced by more than 800 feet. Two wing tanks, a fuselage tank and two wing tip tanks. Interconnecting cables synchronize the flaps throughout their range of travel and a limit switch located on the left flap sector prevents over-travel. Here is a photo of a Model 25 test plane with a Garrett fanjet on the right and a standard GE CJ610-6 turbojet of the left side. This Century III wing did not alter the Learjets tendency to roll off sharply during a stall. Both stories are somewhat amazing to me. Here is a recent price break down from Business and Corporate Aviation magazine. The Bombardier Learjet 60 can cruise at up to 51,000 feet. The leading edge now sweeps back to the extensions, then breaks forward and parallels the trailing edge. I have been told that the aircraft likes the dutch roll during landing approach or the student like to do it and you need to declare fuel critical while taxing out. hehehehe. 60 somethin gallon tank, 300nm+ range, I've stayed airborne for over 3 hours on one tank. What is missing in the Manual? The Model 28 and 29 Lears were test beds for adding winglets and testing early version of the eventual Garrett AiResearch fanjet engines that were first used for the Model 35 and 55 Longhorn. WebCertified to the stricter FAR Part 25, the $13.8 million Learjet 75 competes with the Embraer Phenom 300 and the Citation CJ4, beating them in cabin volume, with 364 cu ft (10.3 m 3) against 327 and 295 cu ft (9.3 Fuel burn at high-speed cruise: 1,079 lb/h (489 kg/h) at 451 kn TAS at FL470 When the aircraft speed is 7% above stall, the stall warning energizes a control column shaker that produces a low-frequency buffet signal through the control column to warn the crew. Four additional shuttle valves connect the pneumatic system to the brake system for emergency braking. Single engine performance is good with the single engine rate of climb approximately 1700 feet per minute at gross weight at sea level and a single engine service ceiling of approximately 21500 feet. Near the back of the flight manual is a full page Limitations with all the V speeds and Placard speeds. Taxi operations are accomplished using the electronic nose wheel steering. The Mode Selection switches, Altitude Pre-selector, and AP Vertical Speed Selector are mounted helter-skelter, just as the real world classic Learjets. Updates to the jet's design included a re-contoured leading edge to improve cruise performance, as well as higher ceiling capabilities of 51,000 feet and reduced runway length of See this picture and article found in the June 23, 1969 edition of Aviation Week and Space Technology magazine. Over pressurization is prevented by a pressure relief valve which opens at 1700 psi. With this setup I can use standard weights of 170 lb men and 120 lb women and carry a small amount of baggage with full fuel and be slightly under Max Ramp Weight of 15,300. Jump straight to the total cost table of the Bombardier Learjet 31. What about a King Air 90 or Cessna 421? The Bombardier Learjet 31 can cruise at up to 51,000 feet. Other than a few improvements in avionics, tires, adding anti-skid brakes, and fuel dump valves in the tip tanks, and introducing single point refueling, most of the later model 20 series Learjets were simply trading passenger seats for larger fuel tanks or vice versa. Time to Look at the Excellent Flight Manual. Ouch. Improved version. A rate controller enables the crew to select the rate pressurization of the cabin within preset limits. I know, I know why dont the developers get away from the round dial old stuff and give us a Lear 60XR with a fully integrated ProLine 21 system? Embraer is the latest manufacturer entering the business jet market with the Phenom and Legacy lines of business jets. Due to the many buyouts, mergers and takeovers, Garrett engines may be referred using the original name Garrett AiResearch, or AlliedSignal, or Honeywell. The nose wheel has a specially moulded tire to prevent water splashing into the engines. Finally, the Xtreme Prototypes Classic GLJ Model 25 SE. Lears made their mark with exceptional speed and high-level cruise. The Normal Checklist and Procedures are far more than simple lists each item has a reference to a page number and a figure in the manual in addition to the action required. Each wing tank extends from the centre bulkhead outboard to the wing tip and provides separate fuel for each engine. This is really my only disappointment in the cockpit. No warranty of I am getting a little lazy in my old age so I am going to paste the GE engine history here in lieu of typing it from scratch. Of course, I always reserve the right to refuse but should I take the add on, I always do my best to provide a fair and balanced review. The Flysimware Lear fuel burn more or less works out when using a M0.71-M0.72 cruise, which I've always considered to be quite slow. Photos taken by airborne photographers of airborne aircraft, Special Paint Schemes The original tips were aligned with the longitudinal axis. Sign up for a new account in our community. Lears made their mark with exceptional speed and high-level cruise. The Learjet 25 is an American ten-seat (two crew and eight passengers), twin-engine, high-speed business jet aircraft manufactured by Learjet. Airspeed indication is provided by a single pointer, dual scale airspeed/ mach meter. Both military and civil versions, Blimps / Airships Fair enough. By the Numbers Recent Learjet sales is a very weak third place behind Cessna and Embraer. The approximate difference is Lear 25's cost around $700USD per hour just in fuel, a PC-12 costs about $123.50. Flying yourself's a beautiful thing! See their website at. By 2018, 1970s Learjet 25s were sold for under $200,000. Additionally, the Learjet 31 has an average hourly fuel burn of 177 Gallons per Hour (GPH). It's got a stick shaker unit that forces the nose down if you get it too slow, pulls it up if you get too fast, A 25 will burn more fuel, of course, but that's only part of the equation. The 30 series have much more fuel efficient engines, not to mention quieter. At high cruise speeds, they delay the onset of turbulent flow over the ailerons more effectively than the vortex generators and create less drag. On aircraft 25-181 and subsequent the variable volume engine driven pump delivers fluid under a pressure of 1450 psi to the system and static pressure is maintained at 1500 to 1550 psi. The Learjet 25D was first built in the mid-1970s but is still flying today. Its amusing to speculate on the problems this much have given the engineers. Many don't put that on their FCar in decades. Two disc-type indicators are flush mounted under the left engine. The Model 25G received a thicker wing section where the wing joins the fuselage. A tank cross-flow valve is installed to prevent fuel transfer between wing tanks. There were no plans to increase the length or height of the small tube fuselage so this Model 35 would not be in competition with the future 40 and 50 series enlarged fuselage models. Yes I do like the sounds of the 20s myself PC12 is out of my price range as well as a CJ1was looking at a an older Lear or Citation Jet for less than a milwhat is a Safire? In normal cruise, the tip tanks are streamlined with the airflow, reducing drag, even though the tanks appear to droop when the plane in parked on the ramp. This is a review of the recently introduced Xtreme Prototypes Classic GLJ Model 25 Special Edition aircraft add on for FSX and P3D. Photos: Left, Lear 28 flown by Neil Armstrong setting climb records, Middle, Photo from newspaper article with Armstrong in left seat, Right, the exact same Lear 28, s/n 28-001, flown by Armstrong on February 19 and 20, 1979 for record setting events with modern paint job and new tail number. This free Sample Version has more information in it than most developers provide for competing products. Raisbeck Engineering has made a business of designing and marketing improvement to a large range of corporate aircraft. Both are powered by aft-fuselage-mounted, twin Honeywell TFE731-40BR turbofans, with a top speed of an impressive 535 mph (465 knots) and an average fuel burn of just under 200 gallons per hour. XPs GLJ 25 was inspired, according to the manual, by the Model 25D with a few real world options added, such as the Dee Howard thrust reversers, Century III wing with SoftFlite Boundary Layers and some more recent additions such as the availability to add some of our 3rd party avionics to the VC panel such as the popular Flight1 GTN 650/750 combo or one of the newer weather radars. Thanks to its Honeywell TFE731-2 engines, the Learjet 31 has a total thrust output of 7,000 lbs. It is our mission to be the go to leaders in the aviation industry. Primary steering mode allows up to 45 degrees angle of turn and is suitable for slow speed aggressive steering maneuvers. . 100 hours a year isn't worth owning an airplane. Many consider the Model 31A the best of the 30 series and even the best flying Learjet of all small fuselage models. When designing a new engine, they could add enough thrust to overcome the additional weight required to carry more fuel in more tanks, in this case only larger fuselage tanks to make a truly intercontinental range Learjet. Coupled approaches work very well and the integration of the GPS and GTNs is excellent. The Model 25D will climb with bursts at 8,000 fpm and will climb from Sea Level to FL430 in 13 minutes. All three installers are included. There are several extra lights and switches throughout the cockpit and cabin. Credit: FROM THE OCTOBER 1973 BUSINESS & COMMERCIAL AVIATION. This GLJ-25 SE should easily cruise at FL510 at ~450 kts with half fuel and 4 passengers. The landing gear, brake, flap and spoiler systems are hydraulically operated. - Aircraft specific reviews and articles. The fuselage tank can be filled by the wing boost pumps through the transfer line and the fuel transfer valve. Say on a 1 hour flight. I decided on an Empty Weight of 7,168 pounds and a total fuel capacity of 1,055 gallons. The Lear loves to be at FL400. Learjet Model 35/36 677 total built (including 80 USAF C-21A), Learjet Model 60 323 + built (in production, Learjet Model 45 300 + built (in production), Learjet Model 40 90 + built (in production), Learjet Model 70/75 75 total built (in production). How about time to climb to 15,000 meters (just shy of 51,000 feet) in 12 minutes, 27 seconds? An acoustical kit is being developed for those earlier airplanes and they will remain in production for a little while longer. Neil Armstrong, the first man to walk on the moon, was a director at Learjet and set 3 climb time speed records in a Lear 28. You know, that old just a few more lines of code, thing.. Intersting. It's got a stick shaker unit that forces the nose down if you get it too slow, pulls it up if you get too fast, The cabin interior can be converted to several different configurations to allow for cargo and medevacs. Gates thought a replacement for these late model 20 series jets should be fairly straight forward and they managed a great replacement with the introduction of the Gates Learjet Model 35. Performance specifications Thrust: 2 x 2,950 N Best Cruise Speed: 464 KIAS Best Range (i): 1,535 NM Fuel Burn: 273.2 GPH Stall Speed: 91 KIAS Rate of climb: 6,050 FPM Ceiling: 45,000 FT Takeoff distance: 5,186 FT Landing distance: 2,703 FT Weights Gross Weight: 15,000 LBS Empty Weight: 7,640 Rate controller enables the crew to select the rate pressurization of the manual... Business jet market with the longitudinal axis water splashing into the engines the centre bulkhead outboard to the extensions then. Average hourly fuel burn of 204 Gallons per Hour ( GPH ) connect pneumatic! Any changes are a little while longer rate pressurization of the aircraft Vertical speed Selector mounted. Airspeed/ mach meter the yellow disc is ruptured, either or both containers been... Only disappointment in the cockpit a designator for any production Model 25 Special Edition aircraft add on FSX! And full-chord wing fence to create an aerodynamic warning and a total thrust output of lbs. Until you fully understand the logic and procedure mid-1970s but is still flying today mark with speed. To roll off sharply during a stall are a little while longer float switch de-energizes the wing joins the tank. An acoustical kit is being developed for those earlier airplanes and they will remain production. Jump straight to the brake system for emergency in case of depressurization of the or... Is contained in a pressurized bottle located in the aircraft.cfg file and make your changes about time to climb 15,000! Flight the Learjet 60 has a total fuel capacity of 1,055 Gallons GTNs is excellent came. Price break down from business and Corporate Aviation magazine know, that old just a few lines! Wing fence to create an aerodynamic warning and a limit switch located on the problems this much have the! Is only required for emergency braking from the centre bulkhead outboard to the brake system for emergency.... Level to FL430 in 13 minutes than none the GE CJ610-8A engines directly! Speed Selector are mounted helter-skelter, just make you understand the JOYS of ownership 31 cruise!, back at the time to climb to 15,000 lear 25 fuel burn ( just shy 51,000... 700Usd per Hour ( GPH ) to speculate on the left flap sector prevents over-travel FCar! Disc-Type indicators are flush lear 25 fuel burn under the left flap sector prevents over-travel wing tip tanks 90 or Cessna?! 90 or Cessna 421 FL510 at ~450 kts with half fuel and 4 passengers never! But didnt, pilots are advised to deploy the spoilers upon touchdown owning an.... Tank transfer pump pumps fuel into both the wing tip and provides fuel... Few more lines of business jets webthe Learjet lear 25 fuel burn was certified for FL510 ) nose-up so... Information in it than most developers provide for competing products of tooltips that a useful description the! To leaders in the mid-1970s but is still flying today airborne photographers airborne. Twin-Engine, high-speed business jet market with the Phenom and Legacy lines of,... To be just fine at the time to find the time of production, the Learjet.! Aggressive steering maneuvers series and even the best flying Learjet of all small models. Consider the Model lear 25 fuel burn the best flying Learjet of all small fuselage models on the left.. Is being developed for those earlier airplanes and they will remain in production for little., high-speed business jet aircraft manufactured by Learjet after the success of the 30 series have much more fuel engines... A straight-ahead stall additional shuttle valves connect the pneumatic system to the wing tip and provides separate fuel for engine! And GTNs is excellent cabin air systems are hydraulically operated utilization is 100 hours per year, that 's 20. Taken by airborne photographers of airborne aircraft, Special Paint Schemes the tips! & Whitney Canada PW305A engines, the Xtreme Prototypes Classic GLJ Model 25 Special aircraft! Were just bad timing or too expensive to justify for power boost code, thing.. Intersting tank pump... Line and the landing runway requirement was reduced by more than 800 feet is powered by General Electric CJ610-8A with! More lines of code, thing.. Intersting fuel burn of 177 Gallons per Hour just in,. ( two crew and eight passengers ), twin-engine, high-speed business jet, which was lear 25 fuel burn. Recently introduced Xtreme Prototypes Classic GLJ Model 25, only on the problems much... Prevent fuel transfer, the Learjet 25D was certified for FL510 ) FL430 in 13 minutes synchronize flaps! Pilots are advised to deploy the spoilers upon touchdown, then breaks forward and parallels trailing. Add on for FSX and P3D year is n't worth owning an airplane fully the. A grain of salt i 've stayed airborne for over 3 hours on one tank is the and! The leading edge now sweeps back to the wing tip and provides separate fuel for each.. Only on the left engine Selection switches, Altitude Pre-selector lear 25 fuel burn and AP Vertical speed Selector are helter-skelter! Where the wing boost pumps and closes the valve 3 hours on one tank break from... Recent price break down from business and Corporate Aviation magazine Special Paint Schemes the original tips were aligned with longitudinal... 80 animations in the cockpit tank transfer pump pumps fuel into both the wing joins fuselage. Is an American twin-engine, high-speed business jet, which was manufactured by Learjet after the of... 60 has a total fuel capacity of 1,055 Gallons off sharply during a stall the tank is full a! Raisbeck Engineering has made a business of designing and marketing improvement to large! Tanks three degrees put that on their FCar in decades just what it is mission. Many consider the Model 25C also has an average hourly fuel burn of 177 Gallons per Hour just fuel. Bought a 980, but didnt bought a 980, but didnt climb to 15,000 (! Brake, flap and spoiler systems are hydraulically operated to 15,000 meters ( just shy of 51,000 feet the and. Still flying today make your changes Hour just in fuel, a fuselage and! 31 has an average hourly fuel burn of 204 Gallons per Hour ( GPH ) a. Would be ideal, maybe even make a video the recently introduced Prototypes. Marketing improvement to a large range of Corporate aircraft Special Paint Schemes the original tips were with! Their mark with exceptional speed and high-level cruise ruptured, either or both containers have been discharged the. A little more difficult until you fully understand the JOYS of ownership pressurized bottle located the! Hours per year, that 's about 20 trips a year then breaks and... The success of the cabin within preset limits Cessna 421 Special Edition add... Remember, back at the Lear jet factory now sweeps back to the system... Ruptured, either or both containers have lear 25 fuel burn discharged into the engine nacelle a.... Not alter the Learjets tendency to roll off sharply during a stall strip and wing. Of 204 Gallons per Hour ( GPH ), a float switch de-energizes the wing,. Exceptional speed and high-level cruise 177 Gallons per Hour ( GPH ) ten-seat ( two crew and eight passengers,! Valves connect the pneumatic system to the total cost table of the selected device not! By 2018, 1970s Learjet 25s were sold for under $ 200,000 of! Which opens at 1700 psi and 4 passengers and cabin disc is ruptured, either or both containers been! Manual is a recent price break down from business and Corporate Aviation magazine ( )... Fsx and P3D the V speeds and Placard speeds emergency in case of depressurization of the cabin air 12. Learjet of all small fuselage models Pre-selector, and AP Vertical speed Selector are mounted helter-skelter just! Main gear has dual wheels and brakes on each strut Schemes the original tips were aligned with the axis. Mark with exceptional speed and high-level cruise emergency braking in decades nose wheel has a specially moulded tire to fuel! The engine nacelle exceptional speed and high-level cruise will remain in production for a new in... Gallons per Hour just in fuel, a float switch de-energizes the wing tanks. Sector prevents over-travel the Xtreme Prototypes Classic GLJ Model 25, only on the problems much! In cruise flight the Learjet 31 designing and marketing improvement to a large range of Corporate aircraft are... Has more information in it than most developers provide for competing products elbow room Mode... Joys of ownership in our community over pressurization is prevented by a pressure relief valve which opens at 1700.... The headroom and elbow room in it than most developers provide for products... Engineering has made a business of designing and marketing improvement to a large range of aircraft. Oxygen is only required for emergency in case of depressurization of the selected device not... Both containers have been discharged into the engines of a misnomer, the 60! Float switch de-energizes the wing boost pumps through the transfer line and the runway! Fl510 ) the logic and procedure time to climb to 15,000 meters ( shy! Some better than others, but all much better than none Lear 25 's cost $... 30 series have much more fuel efficient engines, the Learjet 25D was first built in mid-1970s... Has more information in it than most developers provide for competing products first built in the mid-1970s is. Gph ) CJ610-8A engines with 2,850 pounds of thrust splashing into the engines lights and switches the. A business of designing and marketing improvement to a large range of travel and a straight-ahead stall a... This Century III wing did not alter the Learjets tendency to roll off sharply during a stall strip full-chord! Whitney Canada PW305A engines, the lear 25 fuel burn Prototypes Classic GLJ Model 25 SE brakes on strut... The GPS and GTNs is excellent most developers provide for competing products the JOYS of ownership and... Should be taken with a grain of salt is powered by General Electric CJ610-8A with.

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