Cleaning, Inspection, Testing and Storage
TRUCK HOSE SPECIAL
TY &
PRESSURE HOSE LOW & MEDIUM
Clean Inspect Proof test - hydrostatic Proof test - pneumatic
HIGH PRESSURE HOSE
Maintenance Inspect Proof test - hydrostatic Proof test - pneumatic
Hose assemblies in opera- Examine hose assembly The hose assembly should Hose assemblies intended
tion should be inspected internally for cut or bulged be hydrostatically tested at for gas or air service should
frequently for leakage, kink- tube, obstructions, and twice the recommended be tested with air or nitro-
ing, abrasion, corrosion or cleanliness. For segment working pressure of the gen at 100 psi with the
any other signs of wear or style fittings, be sure that hose. assembly immersed in
damage. Worn or damaged the hose butts up against
Test pressure should be
water. Random bubbles may
hose assemblies should be the nipple shoulder; band
held for not more than one
appear over the hose and
replaced immediately. and retaining ring are prop-
minute and not less than
fitting area when assembly
HOSE FITTINGS
erly set and tight, and seg-
30 seconds. When test
is first pressurized. This
Clean ments are properly spaced.
pressure is reached, visual-
should not be construed as
At minimum a hose assem-
Check for proper gap
ly inspect hose assembly
a defect. However, if the
bly should be blown out
between nut and socket or
for: a) Any leaks or signs of
bubbles persist in forming
with clean compressed air.
hex and socket. Nuts
weakness. b) Any move-
at a steady rate at any par-
Eaton recommends using
should swivel freely. Cap
ment of the hose fitting in
ticular point on the hose, the
the Jetcleaner Hose
the ends of the hose with
relation to the hose. Any of
assembly should be reject-
Cleaning System (See page
plastic covers to keep
these defects are cause for
ed.
TUBE FITTINGS
ADAPTERS &
296 for details). Assemblies
clean.
rejection. Caution: Testing should be
may be rinsed out with Caution: Testing should be conducted in conducted in approved test
mineral spirits if the tube
approved test stands with adequate
stands with adequate guards
stock is compatible with oil,
guards to protect the operator.
to protect the operator.
otherwise hot water at
(See Assembly Equipment
+150°F max. may be used.
Section for Eaton Proof Test
Storage and handling
Consult Eaton for special
Stands.)
Hose should be stored in a
cleaning equipment.
ASSEMBL ACCESSORIES &
dark, dry atmosphere away
from electrical equipment,
and the temperature should
Y INSTRUCTIONS
not exceed +90°F. Storage
in the original shipping con-
tainer is preferred.
EQUIPMENT HOSE ASSEMBL
Y
APPENDICIES
www.EatonProducts.com
318 EATON Aeroquip Fluid Conveyance Products A-HOOV-MC001-E1 December 2007
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