Learjet 31
The built by Canadian manufacturer Bombardier Aerospace Learjet 31 is a twin-engine Learjet business aircraft in low-wing design. The aircraft has a two - man cockpit and a cabin for up to nine passengers who are accommodated in the seat assembly 1 1.
The first flight of the pre-production, a converted Learjet 35, was held on 11 May 1987. Hull and drive the model 35/36 was combined with the Longhorn wing of the models 28/29. The results were impressive flight performance, such as the service ceiling of 51,000 feet ( 15,500 m).
The version Learjet 31A was announced in October 1990. Compared to the Learjet 31, there were some significant changes, so the increase in travel speed, a digital avionics system with EFIS AlliedSignal (now Honeywell) and thus a modified dashboard layout. The nose wheel is controlled by a steer-by -wire system. The windshield could be electrically heated. 2000 was a further revision: takeoff and landing weight were increased, the engines received a digital control system ( EICAS ), the thrust reverser was now fitted as standard and divided the air conditioning in two zones for the cockpit and cabin.
There was also a Learjet 31er made with extended range.
In October 2003, of which 212 Learjet 31A, the last machine was built by 246 Learjet 31, delivered.
The abbreviation according to ICAO Document 8643 is for all variants LJ31.