13
PI-123
January 2022
4.
High pressure fittings should have a known burst rating of not less
than 3.0 times system operating pressure. Never use a damaged or
corroded fitting or one with damaged or missing threads.
5.
Use only high pressure rated fittings and hose in the waterblast
system. For 10,000 psi waterblast service all fittings and hose should
have a minimum burst rating of 25,000 psi; for 15,000 psi service they
should have a minimum burst rating of 37,500 psi; for 20,000 psi
service they should have a minimum burst rating of 50,000 psi.
6.
Use wrench flats (when available) or a properly adjusted smooth jaw
plier wrench (JS PN 64119) to tighten fittings. Avoid using pipe wrench
as wrench marks will cause high pressure fittings to crack and fail.
REPLACEMENT PARTS
1. Read General Safety
section prior to repairing equipment and
installing replacement parts.
2. Only trained persons should be authorized to perform maintenance
or repairs to equipment.
3. Read and follow all manufacturer’s repair instructions. All tool,
torque, clearance and lubrication recommendations should be followed.
4. During replacement of any part, inspect mating part for wear and
replace if necessary.
5. Do not attempt to install or use a part whose dimensions,
clearances, function or use are suspect.
6. Test repaired equipment carefully and thoroughly before putting it
into service. Do not put any piece of repaired equipment into service if
its performance is questionable. If repaired equipment performance is
questionable, call manufacturer of repair parts for assistance.
This section concludes all the same information included in the yellow
JETSTREAM SAFETY WARNING pamphlet (PI-082).
Содержание PI-123
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