OICEW-8-2E

Overhaul valve

Condition

Aboard ship or in workshop, given one of the following types of valves: safety valve, steam trap, quick closing valve, drain valve or relief valve, and other equipment needed to complete the task.

Performance requirement

Behavior Standard
The student will: During assessment, the student shall, at a minimum:

Disassemble a globe valve

Remove old packing from stuffing box

Inspect valve

Examine disk and seat

Blue-in valve disk and seat

Repair valve as necessary

Machine, grind-in and bed-in valve disk and seat as required

Replace bonnet gasket

Select and install new packing

Take up on valve stuffing box gland

Reassemble valve

Prove valve leak free with hydrostatic test

See the Engineering Assessment Guidelines for additional specifications of behavior and standards.

Note: This assessment supports KUP OICEW-C2.3, and is assessed in EN-2231 Sea Term II: Marine Engineering.