TM 55-1930-209-14&P-1
Table 15-3. Shore Discharge System Valves
Figures 15-7
thru 15-10
Label Identification
Type
Callout
Location
and Valve Function
4-in. gate
SD1
In supply line to shore
DRINKING WATER SUPPLY: Allows drinking
discharge winch reel
water to flow to valve SD2
4-in. gate
SD2
In supply line to shore
PIG LAUNCHER: Allows drinking water to flow
discharge winch reel
to discharge hose when valve SD1 is open.
Allows PIG to move to discharge hose when
valve SD1 is dosed and compressed air moves
PIG
Ball valve
SD3
On starboard side of winch
HOSE REEL WINCH HAND BRAKE: Allows
reel
reel to be manually stopped by using handpump
to engage band brake
Ball valve
SD4
On port side of winch reel
HOSE REEL WINCH HAND ROTATION:
Allows internal disc brake to be bypassed by
using handpump to release brake
Ball valve
SD5
On levelwind hydraulic motor
LEVELWIND: Controls hydraulic fluid to
(Barges
levelwind drive motor to allow levelwind to
2 and 3)
operate under hydraulic power or freewheel
____________________
d.
Make sure winch band brake on starboard side of winch is set. If not, set as follows:
(1)
Open valve SD3 (Figure 15-9).
(2)
Obtain band brake pump handle from stowed position and insert in pump extension.
CAUTION
While pumping, do not exceed 4,000 psi as shown on BAND BRAKE PRESSURE
GAUGE.
(3)
Pump until band brake piston enters cylinder and band is tight on the brake drum.
(4)
Position valve SD3 in neutral position (midway between OPEN and CLOSE position) to lock the
cylinder in the set position.
(5)
Remove pump handle and return to stowed position.
e.
Perform the following as appropriate:
(1)
On Barge 1:
(a)
Make sure valve SD4 (Figure 15-8) is in ON position.
(b)
Make sure that winch control and levelwind control levers (Figure 15-2) are in middle
(neutral) position.
15-16
