Category B consists of two sectors in the field of maintenance and they are divided in B1 and B2 with certain roles. The operations performed by Category B technicians are as follows:

• Activities related to scheduled on field INSPECTIONS for aircraft maintenance.

• Activities of complex rectification

• Fault diagnosis on aircraft systems and their equipments.

• Modification and performing special INSTRUCTION to monitor and manage the system

• Repairing of airframe and other aircrafts

• Activities performed like removal of aircraft components and fitting the REQUIRED parts.

• Use of BITE (built-in TEST equipment) and diagnostic equipments to perform REPAIR tasks.

• Supervising and certifying the work of other technicians involved in it.

Category B consists of two sectors in the field of maintenance and they are divided in B1 and B2 with certain roles. The operations performed by Category B technicians are as follows:

• Activities related to scheduled on field inspections for aircraft maintenance.

• Activities of complex rectification

• Fault diagnosis on aircraft systems and their equipments.

• Modification and performing special instruction to monitor and manage the system

• Repairing of airframe and other aircrafts

• Activities performed like removal of aircraft components and fitting the required parts.

• Use of BITE (built-in test equipment) and diagnostic equipments to perform repair tasks.

• Supervising and certifying the work of other technicians involved in it.