Beechcraft C-12C Operator And Technical Reference Manual page 900

TM 1-1510-218-10
c. Wing Fire. There is little that can be done to
control a wing fire, except to shut off fuel and electrical
systems that may be contributing to the fire or that
could aggravate it. Diving and slipping the aircraft
away from the burning wing may help. If a wing fire
occurs, perform the following:
1. Perform engine shutdown on affected
side.
2. Land as soon as possible if fire continues.
d. Electrical Fire. Upon noting the existence or
indications of an electrical fire, turn off all affected
electrical circuits, if known. If electrical fire source is
unknown, perform the following procedure.
1. Crew oxygen masks – As required.
2. Passenger oxygen – As required.
3. MASTER SWITCH – OFF.
conditions only).
4. AII nonessential electrical equipment –
OFF.
NOTE
With the loss of dc electrical power, the
aircraft will depressurize.
instruments, with the exception of the Prop
RPM, N RPM, and TGT gauges, will be
1
inoperative.
5. BATT switch – ON.
6. Generator switches
RESET, then ON.
7. Circuit breakers – Check for indication of
defective circuit.
CAUTION
As each electrical switch is returned to ON,
note load meter reading and check for
evidence of fire.
8. Essential electrical equipment – ON
(individually until fire source is isolated).
9. Land as soon as practicable.
e. Smoke and Fume Elimination.
1. Crew oxygen masks – 100% and on.
9-10
(Visual
9-27. FUEL SYSTEM.
Illumination of the No. 1 or No. 2 FUEL PRESS
All electrical
warning light usually indicates failure of the respective
engine driven boost pump. Perform the following:
(individually) –
Illuminated. Illumination of a No 1 or No 2 NO FUEL
XFR light, with fuel remaining in the respective
auxiliary fuel tank, indicates a failure of that automatic
fuel transfer system. Proceed as follows:
evident, perform following procedure.
2. Passenger oxygen – ON.
3. BLEED AIR VALVE switches – ENVIRO
OFF.
4. VENT BLOWER switch – AUTO.
5. AFT VENT BLOWER switch – OFF.
6. CABIN AIR/TEMP MODE switch – OFF.
7. If smoke and fumes are not eliminated,
CABIN PRESS switch – DUMP.
NOTE
Opening the storm
depressurizing, will facilitate smoke and
fume removal.
8. Passenger oxygen
Confirm that all passengers are receiving
supplemental oxygen.
9. Engine oil pressure – Monitor.
a. Fuel Press Warning Light Illuminated.
1. STANDBY PUMP switch – ON.
2. FUEL PRESS light out – Check.
3. FUEL PRESS light still on – Record
unboosted time.
b. No Fuel Transfer
1. AUX TRANSFER switch (affected side) –
OVERRIDE.
2. Auxiliary fuel quantity – Monitor.
3. AUX TRANSFER switch (after respective
auxiliary fuel has completely transferred) –
AUTO.
c. Nacelle Fuel Leak. If nacelle fuel leaks are
window, after
masks – Check.
Caution Light