TM 9-2320-364-102-306 2-29. LOAD HANDLING SYSTEM (LHS) (CONT).(15)Move joystick (1) to LOAD until front of flatrack is raised approximately12 to 18 in. (30 to 46 cm) above trailer deck height.Engine speed must be at idle before using hydraulic selectorswitch, or damage to equipment may result.(16)Turn the hydraulic selector switch (2) to MAN M.F.