Cot does not jog down once in the transport position................................................................................................24
Trolley manual release button does not lower the lifting arms ...................................................................................25
Trolley manual release button lowers the lifting arms, but not smoothly .....................................................................25
Trolley error LED indicates an error (solid amber) ....................................................................................................25
Trolley control panel does not move the lifting arms .................................................................................................25
Trolley stops part way while rolling to the transport position ......................................................................................25
Trolley is in the transport position with a cot and the trolley LEDs are not illuminated green.........................................26
Trolley is in the transport position and the cot is not locked in at the foot end..............................................................26
Transfer does not lock into the anchor ....................................................................................................................26
Cot/trolley battery charging issues..........................................................................................................................27
Checking the battery voltages ...........................................................................................................................27
Checking the incoming power to Power-LOAD....................................................................................................28
Checking the inductive primary board ................................................................................................................30
Service ....................................................................................................................................................................33
Transfer removal...................................................................................................................................................33
Trolley removal .....................................................................................................................................................33
Cover removal and replacement.............................................................................................................................35
Manual release button assembly removal and replacement......................................................................................37
Control board assembly removal and replacement ..................................................................................................39
Master on/off switch replacement ...........................................................................................................................39
Trolley actuator assembly replacement...................................................................................................................40
Hydraulics assembly removal and replacement .......................................................................................................41
Hydraulic cylinder rod end replacement ..................................................................................................................44
Communication board replacement ........................................................................................................................45
Inductive coil replacement .....................................................................................................................................46
Trolley position sensor (TPS) replacement..............................................................................................................48
Flat roller and V-guide roller replacement................................................................................................................50
Hydraulic cylinder removal and replacement ...........................................................................................................50
Velocity fuse removal and replacement...................................................................................................................52
Non-locking manual valve removal and replacement ...............................................................................................53
Hose removal and replacement..............................................................................................................................54
Pump/motor assembly replacement .......................................................................................................................55
Motor cable removal and replacement ....................................................................................................................56
Motor replacement ................................................................................................................................................57
Pressure compensated flow control valve replacement ............................................................................................58
Battery replacement ..............................................................................................................................................59
Filling the reservoir................................................................................................................................................60
Primary coil replacement, foot end .........................................................................................................................60
Primary coil replacement, head end........................................................................................................................63
Transfer lock bearing removal and replacement ......................................................................................................65
Power-LOAD assembly ..........................................................................................................................................67
Assembly kit, Power-LOAD - 6390-001-054 ..........................................................................................................70
Anchor assembly ....................................................................................................................................................71
Anchor pawl assembly, head end...........................................................................................................................74
Anchor plunger assembly, middle ..........................................................................................................................77
Transfer assembly ..................................................................................................................................................78
Foot end fastener assembly ...................................................................................................................................82
Transfer trolley lock assembly ................................................................................................................................83
Trolley assembly.....................................................................................................................................................84
Trolley main frame ..................................................................................................................................................88
Trolley/transfer interface mechanism ................................................................................................................... 101
Wing assembly, left...............................................................................................................................................102
Hydraulics assembly............................................................................................................................................. 103
Manifold assembly ................................................................................................................................................ 104
EN 2 6390-309-002 Rev AB.0
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