Condition
Aboard ship, in the laboratory, or in an approved simulator given access to proper equipment and manufacturer’s technical manual.
| Behavior |
Standard |
| The student will: |
During assessment, the student shall, at a minimum: |
|
Change over a basket-type strainer to a clean basket
|
- ensure that a clean strainer is available
- ensure that the clean strainer is filled
- loosen the locking handle
- move the changeover handle to put the clean strainer in service
- tighten the locking handle
|
|
Remove, inspect and clean the out-of-service basket
|
- ensure that pressure is relieved on the out-of-service strainer
- carefully remove the strainer cover
- remove the basket
- inspect the basket and clean if necessary
|
|
Reassemble the strainer basket and lid
|
- replace basket and cover
- tighten the cover bolts or hold-down dogs
- fill and pressurize the idle strainer by briefly cracking the changeover handle
- lock changeover handle
- check the strainer housing for leaks
|
Location
Assessed in EN‑1211 Auxiliary Machinery I.
References
- Table A-III/4 RFPEW-A1.3
- NVIC 07-14 Task 1.2.A
See the Assessment Guidelines for additional specifications of behavior and standards.