TM 5-5420-278-100039 000039 00-9BAY RETRIEVAL (Contd)WARNINGDo not place fingers under transverse upper couplingswhen opening them, or serious injury to personnel mayresult.NOTEUse the roadway tool and crowbar to close the gapbetween inner pontons when transverse uppercouplings cannot be opened otherwise.ab. Open two transverse upper couplings (8) by lifting each lever and returningit to its own receptacle block.CAUTIONTo prevent seizure and distortion, ensure lower lock-drive jackscrew is backed-off one full rotation afterlower lock-drive pin is fully retracted.ac. Using T-wrench, turn lower lock-drive to ensure jackscrew (15) moves freelyand lower lock-drive pin (14) is fully retracted.ad. Using T-wrench or round end of crowbar, open two outer ponton locks (9) ateach end of both outer pontons. Visually check to see each lock/release lever (10) is clear of catch plate (11).ae. Move two foldlocks (13) to closed position (facing up) at each end of bay.af. Move travel latch (12) to closed position (facing down) at each end of bay.T-WRENCH OR CROWBARCONNECTING TOOLCROWBAR88101110911121314915
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