LAUNCH OF BRIDGE (Contd)
Ensure upper coupling lock remote control lever on each
side of bridge is fully engaged. Assistant will check
opposite side (do not walk under bridge). Do not proceed
to next launch function unless both levers are fully
engaged. Assistant will manually engage them if
necessary. Failure to fully engage both levers may result
in lower bridge half falling to ground, and damage to
equipment and possible injury or death to personnel may
Check alignment of lower couplings on both bridge
halves prior to performing step 42.
42. Depress ACTION 1 button (1) to L14-A-LIFT LAUNCH BOOM TO COUPLE
POSITION, and observe lower support boom (7) lift lower bridge half (4) until
upper coupling lock remote control lever (5) (red lever) engages in receptacle
bracket (8) at both sides of bridge.
43. Depress LAUNCH button (2) to confirm and step into next function.
44. Depress ACTION button (1) to L15-A-LOWER LAUNCH BOOM, and observe
lower support boom (7) lower launch boom (6).
L15-A-Lower launch boom
L14-A-Lift launch boom to