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 TM 55-1905-219-14-2
OPERATING INSTRUCTIONS AND SAFETY PRECAUTIONS FOR BOW RAMP WINCH
STARTING WINCH
1.
Lock pawl in the disengaged position and release the mechanical brake.
2.
Turn power cut off switch in the pilot house to the "ON" position.
3.
Hand crank and slack cable limit switches must be closed.
4.
To operate from the station at the winch, turn the selector switch to "LOCAL".
5.
For remote operation, turn the selector switch to "REMOTE".
LOWERING RAMP
1.
Energize ramp winch electrical system.
2.
Release upper dog bolts on ramp and check lines to see they are clear.
3.
Lower ramp by pressing the "DOWN" button. Stop winch by pushing the "STOP" button. Set chain stopper so
as to rest against chain guide casting.
RAISING RAMP
1.
Raise ramp by pressing the "RAISE" button. NOTE: It may be necessary to have both generators operating
in parallel to raise the ramp.
2.
Install the two forward dog bolts.
3.
De-energize ramp winch electrical system.
MANUAL RAMP WINCH OPERATION
1.
To lower ramp by hand, the hand crank is not needed; see warning below:
WARNING :
When lowering the ramp manually, be sure the hand crank is not mounted on the high speed shaft as
injury may be caused by the spinning crank.
a.)
Set the mechanical drum brake by turning the handwheel clockwise.
b.)
Be sure the pawl is locked in the disengaged position.
c.)
Release the electric brake.
d.)
Lower the ramp under control of the drum brake.
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