For the European Water Jetting Institute, EWJI, safety is one of the most important issues to be covered, so each month a specific content about it will be published.
This time, this information has been provided by the Rental and Sales Manager of DOORNBOS EQUIPMENT (company member), Mr. Bas Buhrmann.
| DO’s | DON’Ts |
- Treat high-pressure hose with extreme caution. They are not garden hoses and should be treated as a high-pressure vessel
- Always visually inspect for frayed, damaged or wear spots before using
- Check the end connections for wear, rust, cracks or other deterioration which could produce a dangerous projectile
- Know the working pressures and burst pressures of all hoses before using them
- Always use clean, filtered mediums to prolong hose life
- Always clean, drain and coil hoses after use
- Use only hoses assembled by an authorized distributor
| - Never fix a hose at the sleeves
- Never use a hose with cuts or wire showing through the outer cover
- Never use a hose with bubbles, blisters or kinks. Don‘t exceed the bend radius and pressure rating for each hose
- Don‘t run over or crush the hose with vehicles
- Hoses with corroded or leaking end connections should be avoided
- Avoid using a dirty medium or medium with sulfur compounds in it or don‘t bend the hose over scaffolding or pull heavy equipment with the hose
- Don‘t let hose support its own weight off towers or buildings
- Never use the hose without hose arrestors (containment grips)
- Don‘t expect water jetting or hydraulic hose to last forever
- Don‘t change or repair a hose without instructions from the manufacturer
- Never disconnect a hose under pressure
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