Air Force X Group Training Institutes Training Institutes of Air Force X Group Once Airforce Agniveer is Selected Air Men are being subject to 12 weeks Joint Basic Phase Training which is being held in Belgaum Karnataka Where General Service Training and General Service Knowledge is taught. Once Joint Phase Training is Conducted  for 12 weeks training, ‘X’ and ‘Y’ Group trainings are held in different stations. In this Blog we are going to Discuss Training Institutes of Air Force X Group. The details of the institutes are as follows:- Automobile Fitter: Mechanical Transport Training Institute- Chennai for 6-9 months.