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Page Title:
IMPACT WRENCH HYDRAULIC SUBSYSTEM. |
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 TM 9-2350-238-20-1
F-22. IMPACT WRENCH HYDRAULIC SUBSYSTEM.
Functional Description.
c. Pulling out the two-way valve (1)
a. Hydraulic fluid power for the opera-
allows hydraulic fluid to flow through the
tion of the impact wrench is supplied by
flow control valve (2), through quick-
the 8 gpm pump of the hydraulic power
disconnects (4) and the extension hose (5),
subsystem.
and on to the impact wrench. Then by
pressing the control trigger of the selector
b. The impact wrench hydraulic sub-
valve (6), hydraulic fluid passes through the
directional control valve (7) to the hydraulic
system is a continuous flow system, which
motor (8). The hydraulic motor (8) rotates
allows return fluid from the impact wrench
in either a clockwise or counterclockwise
to continue on to the spade hydraulic sub-
direction, depending upon the setting of the
system, During impact wrench operation,
directional control valve (7). The speed of
the impact wrench is connected to the flow
the hydraulic motor (8) is controlled by ad-
control manifold by means of flexible hoses
justing the flow control valve (2).
and quick-disconnect couplings.
F-44
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