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TM 55-1915-200-10
h. Manually raise davit boom to 45 degree angle,
NOTE
exposing hole (9) in boom support.
One  winch  operator  and  three
i. Secure davit in upright position by inserting and
assistants are required for the pre-
locking boom support pin (10) into hole (9) in boom
operation set-up and control check.
support.
Lock  boom  support  pin  by  turning
counterclockwise to engage slot in retainer tab (11).
Turn thumbscrew (6) clockwise.
b. Remove access cover (1, FIGURE 2-244) on
storage compartment (2) and remove remote winch
control (12) and power cord (8).
WARNING
WARNING
Never use davit and winch for any type of human
support or transportation.
Never plug power cord in to an ungrounded outlet.
Never lift a load over personnel. Never walk under
a hoisted load. Do not attempt to hoist loads until
Prior to connecting electrical power ensure that
conditions of load and winch will allow safe
electric  remote  control  is  in  OFF  position.
operation. Severe injury or death could result should
Otherwise the winch could unexpectedly start and
winch or davit equipment fail.
cause serious personal injury or damage equipment.
CAUTION
c. Turn on electrical power at starboard lighting
Always  stop  winch  before  load
distribution panel L-3.
reaches davit boom. Never unwind
d. Plug power cord (8) into davit boom socket (7)
all cable from drum when paying out.
and into shipboard 115 volt AC electrical outlet located
Always leave at least five wraps of
in starboard stairwell leading to starboard aft mooring
cable on drum.
The davit cable
station.
could be damaged.
e. Turn switch on electric remote control to the
OUT position to release tension in cable and lifting hook
(17).
j.
Remove the workboat cover.
f. Remove lifting hook (17) from lifting hook
k.
Pivot boom over the workboat.
keeper (16).
1.
Attach hook to workboat sling.
g. Remove boom support pin (10) from boom
support pin recess (4) by loosening thumbscrew (5) and
m.
Attach a painter to the workboat towing bridle.
turning boom support pin (10) clockwise to disengage
n.
Attach release line to the davit hook.
retainer tab (11).
CAUTION
WARNING
Always ensure that load has come to
Exercise care to prevent davit from
a complete stop and is stable prior to
swinging to one side during lifting
changing direction of winch.
procedure.
Swinging davit could
cause personal injury.
2-624

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