PLACE THE FOLLOWING SWITCHES IN THE OFF OR OPEN POSITION CONDITIONED AIR MODE SELECT SWITCH. HOT WATER
PUMP SWITCH, COLD WATER PUMP SWITCH AUXILIARY POWER SWITCHES, LOAD CONTACTOR SWITCH VOLT AMP SELECT
SWITCHES MAIN CONTACTOR SWITCH, OUTPUT CONTACTOR SWITCH REMOTE OPERATION SWITCH FUEL HEATER SWITCH,
AND PANEL LIGHTS SWITCH.
WHEN PRACTICABLE, THE ENGINE SHOULD BE OPERATED FOR A TWO TO FIVE MINUTE PERIOD AT NO LOAD PRIOR TO
STOPPING TO REDUCE THERMAL STRESSES ON THE ENGINE TURBINE WHEEL AND PROLONG ENGINE LIFE.
PLACE MASTER SWITCH IN STOP POSITION AND ALLOW ENGINE TO COME TO A COMPLETE STOP.
Figure 2-12. Stopping the Power Plant. (TS 6115-590-12/2-12)
(9) Open the circuit breaker panel access door and the
air temperature control panel access door (see fig.
(10) Check all doors and panels not specifically opened
in the preceding steps to insure that they are closed and
(11) Open the fuel shutoff valves.
b. Starting. Refer to fig. 2-11 and start the power plant.
Operators working in the area of equipment generating
high frequency noises, especially if such equipment is
operating in a confined area, will be required to wear ear
plugs, supplemented by ear protectors. See your safety
or medical officer for examination requirements and
national stock number for ear plugs and ear protectors.
All personnel within a perimeter of 20 feet back from
operator's position and five feet from the sides and rear
of the power plant are required to wear ear protectors.
2-11. Stopping the Power Plant
a. Preparation for Stopping.
(1) If water system is being used, close hot and cold
water valves on water inlet and outlet connection panel
(see fig. 4-4).
(2) Operate power plant on heat mode until the
conditioned air outlet compartment is completely dry.
(3) If possible, shut off any external equipment powered
by 60 Hz and 400 Hz electrical systems.
b. Stopping. Refer to fig. 2-12 and stop the power
c. After Operation Procedures. Unless power plant
shutdown is only temporary, the following procedures
should be performed after stopping.
(1) Shut off water supply to the power plant.
(2) Shut off fuel supply to the power plant.
(3) Close and secure condenser air inlet panels,
condenser air outlet doors, engine inlet door, air
temperature control panel access door, conditioned air
instrument panel access door.