Inspection

Criteria for the hose inspection

  • Inspect hoses frequently
  • Replace worn or damaged hoses
  • Proper clamping is critical

Hose assemblies have to be replaced if any of the following is applicable:

  • Chafed hose
    • Abrasion
    • Improper clamping
  • Kinked hose
    • Smooth-bore PTFE hose is prone to kinking 
    • Restricts fluid flow 
    • Damaged beyond repair
  • Broken wires
    • Inspect external wire braid 
    • Any broken wires is cause for removal/scrap
  • Twisted hose
    • Hose is not designed to be twisted 
    • Induces stress 
    • Promotes premature wear 
  • Heat damaged (brittle) hose
    • Elastomeric, PTFE and Metal Hose have heat limitations 
    • Cracks during flexing
  • Leaking hose
    • Wetness around fitting
    • Aged hose
    • Improper fitting attachment
  • Rusted hose
    • Corroded wire braids 
    • Any corrosion makes hose assembly suspect