Heavy Weather Conditions.

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

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).

Remove the workboat cover.

f. Remove lifting hook (17) from lifting hook

Pivot boom over the workboat.

keeper (16).

Attach hook to workboat sling.

g. Remove boom support pin (10) from boom

support pin recess (4) by loosening thumbscrew (5) and

Attach a painter to the workboat towing bridle.

turning boom support pin (10) clockwise to disengage

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