TM 1-1510-223-CL
N-1
NORMAL PROCEDURES
BEFORE EXTERIOR CHECK
1. GPU – Connect as required.
*2. Publications – Check.
3. Oxygen system – Check.
*4. Flight controls – Unlock and check.
*5. PARKING BRAKE – Set.
6. Elevator trim – Set to 0 (neutral).
*7. Gear – DN.
*8. Keylock switch – ON.
*9. Weather radar – OFF.
10. Fuel pumps/crossfeed operation – Check.
*11. ICE VANE CONTROL switches – STBY/OFF.
*12. Battery switch – ON.
*13. Lighting and anti-ice/deice systems – Check
as required.
*14. FUEL gages – Check fuel quantity and gage
operation.
15. HYD FLUID SENSOR TEST switch – De-
press. Check HYD FLUID LOW annunciator
light illuminates after approximately 2 sec-
onds, and extinguishes after approximately 6
seconds.
16. Engine fire protection system – Check.
17. Stall and gear warning system – Check.
