SOR-24-012 - PWS- DISTILLING PLANT REPAIRS CASREP 24-014 - REP.docx

USNS Peary

( TAKE 5 )

ABSTRACT

This item describes the requirement to trouble shoot and repair the Aqua-Chem evaporators.

REFERENCES

NAVSEA Drawing No. 531-7488738, SRD-Distilling Plant Sys Diagram NAVSEA Tech Manual T9531-AU-MMC-010, Distilling Plant And Bromination Disinfection System, Model SPD35-53TPD

ITEM LOCATION/DESCRIPTION

Location/Quantity Location: Main Machinery Room (5-66-0), 4th Deck, Port, Frame 67 Quantity: One (1) Unit No.1 Description of Equipment/Systems Manufacturer: Aqua-Chem Model: SPD35-53TPD Type: Single Stage Waste Heat Double Plate Seawater Distiller GOVERNMENT FURNISHED EQUIPMENT/MATERIAL/SERVICES: None

NOTES

The contractor and all subcontractors, regardless of tier must consult the General Technical Requirements (GTR) to determine applicability to this work item. In performance of this work item, the contractor and all subcontractors regardless of tier must comply with the requirements of all applicable GTRs including but not limited to GTRs 1 through 7, 22, 23, 24, 28, and 29.

The contractor and all subcontractors regardless of tier are advised to review other work items under this contract, including but not limited to Work Items 020, 021, and 023, to determine their effect on the work required under this work item. Many of the definitions relating to performance of this work item are found in Work Item 001.

THIS SHIP CONTAINS HIGH VOLTAGE (HV) ELECTRICAL SYSTEMS. OBEY ALL POSTED AND VERBAL INSTRUCTIONS REGARDING SAFETY AND EXCLUSION FROM HIGH VOLTAGE AREAS. AT NO TIME APPROACH, WORK ON, OR ENTER A HIGH VOLTAGE AREA WITHOUT PROPER AUTHORIZATION.

THE T-AKE CLASS ELECTRICAL COLOR CODING DOES NOT FOLLOW CONSISTENT COLOR SCHEME. THE SHIP IS KNOWN TO HAVE CURRENT CARRYING CONDUCTORS COLORED GREEN, BLUE, BLACK, AND WHITE. ASSUME ALL ELECTRICAL CABLES ARE ENERGIZED UNTIL TESTED AND PROVEN OTHERWISE. TEST ALL ELECTRICAL CABLES TO ENSURE THEY ARE DE-ENERGIZED PRIOR TO WORKING ON THE ITEM.

QUALITY ASSURANCE REQUIREMENTS: None additional

STATEMENT OF WORK REQUIRED

Tag-Out all required systems and equipment. Drain and dispose of any liquid in accordance with all federal, state, and local regulations.

Provide the services of the Original Equipment Manufacturer (OEM) representative identified in paragraph 7.5.1.

Open, trouble shoot, and repair Distiller unit No.1. Unit is leaking High Temperature Fresh water (HTFW) into the distillate output.

Make all repairs to seal the leaking HTFW.

Inspection/Test Hydro-test Flowing hydro-test of re-assembled evaporator (lower) plate packs. With distiller cover open, run hot water at normal pressure (refer to Reference 2.1 and 2.2), inspect for leaks.

Operational Test Operational test unit for 24 hours.

Manufacturer’s Representative:

Provide the Services of an authorized Aqua-Chem service representative during all removals, repairs, installations, and testing.

Possible Source Aqua-Chem Inc Service Department P.O. Box 14824 Knoxville TN 37914 1-800-964-7035 865-544-2065

OR

Carl McMillan Technical Service Manager T: +1 865 286 8404 M: +1 865 850 2985 cmcmillan@aqua-chem.com

Preparation of Drawings: None GENERAL REQUIREMENTS: None additional.

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