. OPERATION TRANSPORTATION OPERATION TRANSPORTATION down the ramps, operate the boom and arm the machine carefully until it is completely off 3 - 124 8. Turn the swi ng lock switch OF F to release th e swing lock. hen the swing l ock switch is turned OFF , display monitor ) goes o 9. Rais then move t he machine slowl 10. Whe n the m achine i s horizont al on top o f the r ear wheels of the traile r, stop t under th 11. Whe n movin g from o the ramps, set the a ngle of t he arm and boom to 90° to 110°, lower th e bucket to th e groun d, then move the machine slowly 12. Whe slow ly to low the r