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TRS
Also from: Thrust rating selection
Calculates engine rating for phase of flight. Independent of AT. The FADEC transmits values from the TRS to the EICAS for display. Pressing TRS on the MCDU allows manual selecting of the thrust rating.
| Thrust Rating | Description |
| TO | takeoff |
| GA | go around |
| CLB-1 | climb 1 |
| CLB-2 | climb 2 |
| CRZ | cruise |
| CON | continuous |
Auto rating type transition
Changes engine rating depending on flight phase, configuration, and number of engines.
| Mode | Transition | New Mode |
| TO | > 400' agl, change in vertical mode, both engines running, gear up | CLB |
| TO | 3000' afe | CLB |
| TO | OEI, 3000' afe | CON |
| airborne, altitude within 100' of pre-selected altitude for > 90s | CRZ |