TM 9-6115-664-13&P
CAUTION
Do not hold START / PRIME - RUN / OFF switch in START position for more than 10
seconds. Damage to starter motor can occur. Wait 30 seconds before placing in
START position again. If engine does not run after third attempt, contact
maintenance personnel.
(5)
Wait 5 seconds, then move the START / PRIME - RUN / OFF switch (I 1) to the START position. Switch is
spring loaded and must be held in place. Release switch when engine starts.
CAUTION
To prevent damage, allow engine to warm up for a few minutes before activating
the APU ON switch and applying the load. Additional warm up time may be
required in extremely cold conditions. Continually operating a cold engine can
shorten its service life.
(6)
Momentarily move the APU ON switch (6) to the ON position, then release. The APU ON switch activates the
alternator and applies the load.
(7)
Check voltmeter (1) for proper voltage. Voltmeter indicator should fall within the green band.
c. APU Shut Down. To stop the engine and shut down the APU, place the START / PRIME - RUN / OFF switch (1,
Figure 2-2 or 11, Figure 2-3) in the OFF position.
d. Emergency Shutdown. In an emergency situation, press the EMERGENCY STOP push button (2, Figure 2-3) to
immediately shut down the APU. The push button must be pulled out to the off position before the APU can be started
again. Ensure START / PRIME - RUN / OFF switch (11) is moved to OFF position.
2-9. OPERATION OF AUXILIARY EQUIPMENT.
a. Auxiliary equipment consists of the remote control panel and an auxiliary fuel hose. Refer to paragraph 2-8.b. for
operation of the remote control panel.
b. An auxiliary fuel hose is provided to allow operation of the APU using an external (to the vehicle) fuel supply.
Connect the auxiliary fuel hose as follows:
(1)
Disconnect vehicle fuel hose from the APU fuel fitting (33, Figure 2-1).
(2)
Remove auxiliary fuel hose from underside of APU enclosure.
(3)
Connect one end of auxiliary fuel hose to fuel fitting. Connect opposite end to external fuel supply. Ensure
both ends are tightened securely.
(4)
Operate APU in accordance with normal procedures (paragraph 2-8).
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