(5) Inspect the cup gasket for tears or deterioration. Replace as necessary.
(6) Replace the packing.
d. Reassembly.
(1) Insert the fulcum lever (12) and discs (9 and 11) through the drain hole into the valve body (1).
(2) Install the fulcrum (3) in the fulcrum lever (12).
(3) Install the stuffing box (2), packing nut (4), spring (5) and handle (6) in the body (1).
(4) Install the gasket (8) and cap (10) on the body (1).
114. Hoses
a. Removal.
(1) Loosen clamp (9, fig. 34) securing hose (8) to right spraybar valve nipple and clamp (9) securing
hose (8) to lower right spraybar elbow nipple (12) and remove right hose (8).
(2) Loosen clamp (9) securing the hose (8) to left spraybar valve, nipple (6) and clamp (9) securing
hose (8) to lower left spraybar elbow nipple (12) and remove left hose (8).
b. Installation.
(1) Position hose clamps (9, fig. 34) on both ends of hoses (8).
(2) Position right hose on right spraybar valve nipple and lower spraybar elbow nipple (12) and tighten
both lower and upper hose clamp (9).
(3) Position left hose on left spraybar valve nipple (6) and left lower spraybar elbow nipple (12) and
tighten both lower and upper hose clamp (9).
115. Spraybar and Extensions
a. Removal.
(2) Loosen setscrews and remove shear pin (33, fig. 34).
(3) Remove hose clamps (9) and remove spraybar hoses (8) from nipple (12) onspraybar Y (13).
(4) Remove pivot nuts (20) from pivot spool (18).
(5) Unscrew spraybar (38) from extension elbow (17).
(6) Remove slip joint (15) from elbow (17).
(7) Unscrew spraybar extension from extension pivot (19).
b. Disassembly.
(1) Unscrew remaining spraybar extensions from couplings (24).
(2) Remove all nozzles (22) by unscrewing them from spraybars.
c. Cleaning, Inspection, and Repair.
(1) Clean all parts in an approved cleaning solvent.
(2) Clean all threads with a wire brush.
(3) Inspect all piping and fittings for damage. Repair or replace damaged parts.
(4) Inspect nozzles for damage or clogged orifice. Repair or replace damaged nozzles.
(5) Inspect O-ring seals and replace if damaged.
d. Reassembly.
(1) Replace nozzles in spraybars.
(2) Screw spraybar extensions into couplings.
(3) Screw spraybar (38) into extension elbow (17).
e. Installation.
(1) Replace extension pivot (19) on pivot spool and secure with hex nuts (20).
(2) Screw spraybar extensions (21) into extension pivot (19).
(3) Replace nipple (12) in spraybar Y (13).
(4) Replace hose (8) on nipple (12) and secure with clamp (9).
AGO 6871A
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