ENG 1(2) HEAT SYS DEGRADED Alert
| 73-09-05 | ENG 1(2) HEAT SYS DEGRADED Alert |
|---|
Applicable to: -
73-09-05-A One or Both sides affected and without ETOPS limitations
| Repair interval | Nbr installed | Nbr required | Placard |
|---|---|---|---|
| A | 2 | 0 | No |
One or both may be displayed for two flights provided that the APU and the AC auxiliary generation are operative.
73-09-05-B One side affected and without ETOPS limitations
| Repair interval | Nbr installed | Nbr required | Placard |
|---|---|---|---|
| C 13.04.2026 | 2 | 1 | No |
(m)
1)
2)
One may be displayed provided that:
1)
The APU and the AC auxiliary generation are
operative, and
2)
CFDS does not report a ENGXD-0720-BDCV TEST ABORT COUNT
message.
73-09-05-C One or Both sides affected and with ETOPS limitations
| Repair interval | Nbr installed | Nbr required | Placard |
|---|---|---|---|
| C 13.04.2026 | 2 | 0 | No |
One or both may be displayed provided that:
1)
ETOPS is not conducted, and
2)
The APU and the AC auxiliary generation are
operative.