hose assemblies of various lengths and sizes. Hydraulic
INSTALLING HOSE LINES FOR TEST.--For
pressure up to 15,000 psi and pneumatic pressure up to
the hydraulic testing of hoses, take the following
1,500 psi are available for the testing of the hoses. The
actions. Open the Plexiglas door on the hydraulic test
test stand is a completely self-contained unit mounted
chamber. Remove the plugs from the manifold ports.
on legs that permits bolting to the deck. Access doors
Select the proper size adapters for the hose lines being
and removable panels provide easy access to all
tested, and install them in the manifold ports. Connect
components for maintenance. Figure 10-19 shows the
the hose lines to be tested between the two manifolds.
controls and instruments, and table 10-6 lists the
Close the hinged door at the top of the test chamber.
functions of each. You should be familiar with these
controls and instruments before using the test stand. To
adjustable for various hose lengths. Loosen the
operate the hose burst test stand (CGS Scientific),
thumbscrews that secure the rear manifold and slide it
follow the procedures listed below.
backward or forward on the tracks to obtain the desired
Before you perform the following preliminary
adjustments, ensure that the air and electrical systems
For the pneumatic testing of hoses, take the
are energized. Check the reservoir oil level. If the
following actions. Unlock the two side bolts that secure
reservoir is not full, add hydraulic oil. Make sure that
the pneumatic chamber in the retracted position. Pull
the manifold bypass valve is closed. Open the manifold
out the chamber to the extended position and secure it
bleed valve. Make sure that the air booster inlet valve is
with the two slide bolts. Unlatch and open the two doors
closed. Make sure that the high-pressure air bleed valve
at the top of the pneumatic chamber. Open the hinged
is closed. Set the air pressure regulator for minimum
screens inside the chamber. Select a suitable adapter
pressure (fully counterclockwise). Turn on the gauge
and connect the hose to be tested to the connection in
shutoff valve. Set red follower needles on the gauges to
the chamber. Use a suitable plug to seal the opposite
end of the test hose. Close the hinged screens. Close
and lock the two doors at the top of the chamber.
Figure 10-19.--Controls and instruments.