TM 55-1510-219-CL
LOW OIL PRESSURE
1.
Oil pressure below 105 PSI below 21,000 feet or 85 PSI 21,000 feet
and above, torque - 49% MAXIMUM.
2.
Oil pressure below 60 PSI - PERFORM ENGINE SHUTDOWN, OR
LAND AS SOON AS PRACTICABLE USING MINIMUM POWER TO
INSURE SAFE ARRIVAL.
DUCT OVERTEMP CAUTION LIGHT ILLUMINATED
1.
Cabin air control - IN.
2.
Cabin temperature mode switch - AUTO.
3.
Cabin temperature rheostat - FULL DECREASE.
4.
Vent blower switch - HI.
5.
Cabin temperature mode switch - MAN HEAT
6.
Manual temperature switch - DECREASE (HOLD).
7.
Left bleed air valve switch - ENVIRO OFF.
8.
Light still illuminated (30 seconds) - LEFT BLEED AIR VALVE
SWITCH - OPEN.
9.
Right bleed air valve switch - ENVIRO OFF.
10.
Light still illuminated (30 seconds) - RIGHT BLEED AIR VALVE
OPEN.
ICE VANE FAILURE
1.
Airspeed - 160 KIAS OR BELOW.
2.
Ice vane control circuit breaker - PULL.
3.
Ice vane - OPERATE MANUALLY.
4.
Airspeed - RESUME NORMAL AIRSPEED.
E-6
