TM 10-3930-675-100007 00-6PREPARATION FOR TRANSPORT - CONTINUED0007 00PLACING BOOM SUPPORT IN TRANSPORT POSITIONCAUTIONTo ensure tophandler does not contact underside of boom, exercise tilt function and lock tophandler in tiltedposition while rotating tophandler. Failure to do so may damage tophandler and/or boom.NOTE• Boom must be raised to 19° and extended to 110 in (2794 mm) as shown on ECS display screen.• Tophandler must be rotated 90° to longitudinal position.1.FoldBoomSupport.a.If not previously removed, remove retaining pin from boom support locking pin extension on each side of boom sup-port.b.Run RTCH engine at idle.c.Open door of remote hydraulic control compartment.CAUTIONDO NOT operate locking pins lever and folding boom support lever at the same time. If levers are operatedat the same time, boom support locking pin extensions may shear.NOTE• If the hydraulic function for boom support locking pins, boom folding or bogie wheel lowering are not work-ing, it may be necessary to reposition cab closer to the frame.• Left and right boom support locking pins may not retract at the same time; keep pushing locking pins leveruntil they both retract. Locking pins may also be difficult to retract; work locking pins lever back and forth sev-eral times to get both pins retracted.d.Raise boom folding cylinders to aid in releasing boom support locking pins.e.Push locking pins lever to retract boom support locking pins.BOOM SUPPORTLOCKING PINBOOM SUPPORTRETAININGPINBOOMSUPPORTLOCKINGPINEXTENSION
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