
| Level | Definition | Response Time |
Ramp Time |
|---|---|---|---|
| AOG | Aircraft on Ground | 2 Hours | 4 Hours |
| Critical | Imminent AOG or work stoppage | 8 Hours | 24 Hours |
| Routine | Within published or Quoted Lead-Time (LTM) | 48 Hours | 7 Days |
| Actual Service Hours | From | to |
|---|---|---|
| Monday – Friday |
06:30 | 00:30 |
| Saturday 06:30 a.m. – Monday 06:30 a.m. | on-call duty | |