CHAPTER 8
REPAIR OF VALVES, COUPLING, AND TANK
Section I. FLOW CONTROL AND BYPASS VALVES
8-1. General
assembly (125) is removed from tank support assembly
Two valves (fig. 8-1), which are identical in design and
(133), remove bypass valve as instructed in paragraph 8-
function except for end fittings, are used in the
11, step c.
insecticide sprayer. They are manually operated, ball
type, flow control valves containing a back pressure
bleed passage. The valves are used to control flow of
8-3. Disassembly
insecticide fluids within the sprayer system.
Back
pressure is controlled by an adjustable screw.
Disassemble the control valve or bypass valve using
figure 81 and the following steps as guides:
8-2. Removal
Note:
a. Remove the control valve assembly (47, fig. 4-
Discard removed parts that are to be
9) as instructed in paragraph 5-9, step a.
replaced from overhaul kit.
b. Remove the bypass valve assembly(52, fig. 4-
8-1
