TM 1-1510-254-CL
6. CABIN PRESS -- DUMP.
7. BLEED AIR VALVES -- OPEN (if cabin
heating is required).
LOSS OF PRESSURIZATION (ABOVE
10,000 FEET)
1. Crew oxygen masks -- 100% and on.
2. Passenger Manual Dropout -- ON.
Check to ensure all passengers have
oxygen masks on and are receiving
supplemental oxygen.
3. Descend as required.
DOOR UNLOCKED WARNING
ANNUNCIATOR ILLUMINATED
Do not attempt to check security of
airstair door or cargo door in light. Re-
main as far from doors as possible with
seatbelts securely fastened.
1. CABIN signs switch -- NO SMOKE &
FSB.
2. BLEED AIR VALVE switches -- ENVIR
OFF.
3. Descend below 14,000 feet as soon as
practicable.
4. Oxygen -- As required.
DUCT OVERTEMP CAUTION LIGHT
ILLUMINATED
1. CABIN AIR control -- In.
2. CABIN TEMP MODE -- AUTO.
3. CABIN TEMP rheostat switch --
Decrease.
4. VENT BLOWER -- HIGH.
E-8