TM 9-2320-364-102-36 2-3. LOCATION AND USE OF CONTROLS AND INDICATORS(CONT).Figure 2-15. Crane Remote Control UnitKeyControl or IndicatorFunction1SWING Control LeverMoves crane clockwise and counterclockwise.TELESCOPE and HOIST control leversshould be operated at the same time or hookblock will contact boom tip and cause damage.2TELESCOPE Control LeverMove TELESCOPE control lever to OUT position to extend the boom. Move TELESCOPE control lever to IN position to retract the boom.3BOOM Control LeverRaises and lowers the boom.4HOIST Control LeverReels in and pays out the cable.5REMOTE CONTROL UNITON/OFF/EMERGENCYSTOP SwitchSupplies and shuts off electrical power to the crane and controls truck engine speed from REMOTE CONTROL UNIT. Also provides crane EMERGENCY STOP/TRUCK IDLECONDITION.6REMOTE Hookup WireOutletAllows cable hookup between the crane and remote.