TM  10-8110-201-14&P CHAPTER 2 OPERATING  INSTRUCTIONS Section I. OPERATING PROCEDURES 2-1. General. NOTE If equipment fails to operate refer to troubleshooting  procedures  in  Chapter 3.  This  section  furnishes  the  operator with the necessary information for dispensing the fuel or water, stopping operation and preparing the empty drum for transit. 2-2. Operating Controls. a. Coupler Valve Assembly Handwheel.  The handwheel (fig. 2-1) is a manual control which is us- ed to open and close the coupler valve assembly. Turn  the  handwheel  clockwise  to  close  the  coupler valve  assembly  and  stop  the  flow  of  product.  Turn the  handwheel  counterclockwise  to  open  the coupler valve assembly and start the flow of pro- duct. b. NOTE The check valve located in the check valve   assembly adapter opens and closes automatically with the coupler valve  assembly. Pressure  Control  Fill  and  Stop  Buttons. (1) Fill Button. The FILL button (fig. 2-2) is a push-type  manual  control  which  is  used  to  change the flow of fuel in the pressure control to open the cycling valve. Push the FILL button to start the flow of fuel through the pressure control. (2) Stop Button. The STOP button (fig. 2-2) is a  push-type  manual  control  which  is  used  to change the flow of fuel in the pressure control to close the cycling valve. Push the STOP button to stop  the  flow  of  fuel  through  the  pressure  control. 2-3. Dispensing Fuel. Do not dispense gasoline to a vehicle on which the engine is operating. Be certain the nozzle of the dispensing hose is pro- perly bonded to the vehicle being filled prior to beginning the transfer opera- tion. Do not allow smoking within 100 feet (30.5 meters) of the dispensing area. Post NO SMOKING signs around the area. Avoid getting gasoline on the body or clothing, if  clothing  becomes saturated with gasoline, remove the clothing immediately and wash the body with hot soapy water and soak clothing in  soapy  water.    Avoid spillage of gasoline.  If  spillage  of  gasoline  occurs, cover the area with dry soil to reduce the rate of vaporization. Be certain a suitable  fire  extinguisher  is  present  and that  it  is  properly  charged  and  position- ed so as to be readily available in case of fire. NOTE Assure hose assembly and pressure con- trol have been properly connected and pump assembly properly setup for operation prior to dispensation of fuel(fig.  2-3). a. Open the coupler valve assembly by turning the  handwheel  (fig.  2-1)  counterclockwise. b. Start the pump assembly. c.  Dispense   product   directly   from   hose assembly  nozzles. 2-4. a. NOTE Push down on the end of the drum to remove maximum amount of product from the drum being emptied. Preparing the Empty Fuel Drum for Transit. Stop the pump assembly. b. Turn  handwheel  (fig.  2-1)  clockwise  to  close the  valve. c. Disconnect  the  coupler  valve  assembly  from the check valve assembly adapter. d. Place  the  dust  cap  on  the  adapter. NOTE The empty drum is now ready to be plac- ed on a suitable carrier. 2 - 1