TM 10-3930-664-10 d. Move the travel and range select lever to neutral position, "N". e. Engage parking brake by placing PARK BRAKE switch to ON position. f. Bring mast assembly to a vertical position by pushing or pulling the TILT and ROTATE joystick as required. g. Push the LIFT and SIDESHIFT joystick forward to lower the forks until forks are resting on the ground. 2-14. STOPPING THE ENGINE a. Stop the forklift, see paragraph 2-13. b. Turn all lights and accessories off. c. Allow the engine to idle for three to five minutes. d. Turn the ignition switch counterclockwise to the OFF position. e. Perform  the  after  operation  checks  listed  in  the  Preventive  Maintenance  Checks  and  Services  table,  refer  to para 2-6. 2-15. FORKLIFT OPERATIONS CAUTION · When using the 4KRTFL to load or unload containers, the load backrest must be removed from the rotate carriage.  Refer to paragraph 2-15b.  Attempting to load or unload a container with the load backrest installed may cause a load to drop off the forks causing damage or personal injury. · For maximum stability of the load during forklift operations, the forks should be positioned so that the  center  of  the  load  is  midway  between  the  forks  and  the  distance  between  the  insides  of  the forks is greater than half the load width. a. Adjusting Fork Width. (1) Lift end of fork to disengage the indexing lug from the positioning notches on the rotate carriage. (2) Move the fork to the left or right to desired position and lower end of fork to allow indexing lug to seat in positioning notch. 2-36