TM 5-5420-278-24&P0023 000023 00-6INNER PONTON AND OUTER PONTON SEPARATION (Contd)SEPARATING OUTER PONTONS FROM INNER PONTONSWARNINGAll personnel must stand clear during lifting operations. Ensureponton foldlocks and travel latch are in good mechanical conditionand securely locked prior to lifting ponton. Failure to comply mayresult in damage to equipment or injury to personnel.NOTESeparation of left and right outer pontons is performed the sameway. Left side is shown.1.Remove screw (20), washer (19), and pin (18) from connecting link (17) and stabilizer lever (16), andlay connecting link (17) down.NOTEIRB hoisting gear must be adjusted so that outer ponton will hanglevel during separation.2.Attach lifting device and IRB hoisting gear to load receiving pins on outer ponton (1).3.Unlock foldlock (2) and raise outer ponton (1) from inner ponton (3) until preload tension on torsionbar lever (4) is off turnbuckle (6).4.Remove two screws (5), washers (8), pins (7), and turnbuckle (6) from torsion bar lever (4) andstabilizer bracket (9).5.Secure outer ponton (1) by installing tag lines prior to lifting.6.Using lifting device, lift and swing outer ponton (1) to open vertical position.7.Remove bolt (25) from outer ponton (1) and pin (23).8.Remove screw (24) from pin (23), and using slide hammer, remove pin (23) and two spacer plates(21) from outer ponton (1) and stabilizer bracket (22).9.Turn stopscrew (11) clockwise until head of stopscrew (11) contacts hinge bracket (14).10.Remove four screws (12) and washers (13) from hinge bracket (14) and outer ponton (1).WARNINGEnsure tag lines are held tight to prevent outer ponton fromswinging, or injury to personnel or damage to equipment mayresult. 11.Using lifting device, remove outer ponton (1) from inner ponton (3) and set on dunnage.NOTENote location and quantity of spacers for installation.12.Lift hinge bracket (14) out of outer ponton (1), and secure in vertical position. Remove spacers (15)and (10).NOTEPerform step 13 if inner ponton(s) will be moved.13.Using suitable lifting device and IRB hoisting gear attached to two deck pins, lift inner ponton (3)from dunnage.
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