Main Engine Safeties

1. Overspeed trip 
2. Emergency manual trip
3. L.O low pressure trip
4. Camshaft L.O low pressure trip
5. Thrust bearing high temperature trip
6. Main bearing high temperature trip
7. JCW low pressure slow down alarm
8. Piston cooling water low pressure slow down alarm
9. Main engine fuel leak tank alarm 
10. Sump oil level low alarm
11. Spring air pressure low with starting air valve system line.
12. OMD-alarm 
13. Scavenge fire alarm