(2) If an air blast is present, set all switches and circuit breaker CB1 to the OFF position. Go
to the next step.
Step 4.
Check the nozzle assembly for fuel flow (Figure 1-3 on page 1-5).
a. Loosen the nut and lift the catch on the nozzle clamp; remove the nozzle assembly from the
engine head assembly. Place the nozzle assembly into a container.
b. Disconnect the air supply hose from the air coupling at the smoke generator cover assembly.
c. Set circuit breaker CB1 and the power switch to the ON position.
CAUTION
Do not hold the fuel or engine switch in the START position for more than
30 seconds.
d. Hold the fuel switch to the START position until the indicator lights; then release the fuel
switch and allow it to move to the RUN position.
WARNING
FUEL SPRAY. Do not allow open flames, sparks, or heated objects in the
area during the following procedure. Point the nozzle assembly away
from personnel and the smoke generator.
e. Hold the engine switch to the START position until the indicator lights; then release the
engine switch and allow it to move to the RUN position.
f. Observe the fuel flow at the nozzle assembly.
(1) If a fuel flow is not present, set all switches and circuit breaker CB1 to the OFF position.
Reconnect the air hose and reinstall the nozzle assembly. Notify organizational maintenance.
(2) If a fuel flow is present, set all switches and circuit breaker CB1 to the OFF position,
reconnect the air supply hose at the air coupling on the smoke generator cover assembly, and go to the
next step.
Step 5.
Inspect the engine head assembly.
4-9
CM3305
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