Statement of Work.pdf

NOAA Ship PISCES

October 2022

NOAA SHIP PISCES DOMESTIC REFRIGERATION PLANT REPLACEMENT

1. Scope

1.1 Replace the two (QTY 2) Domestic Refrigeration Plants in the Domestic

Refrigeration Room (01-10-2).

2 References

2.1 Technical Manual FRV40-226-090-010 “Refrigeration System, Galley Model

90YR28MSF3ND1K9R”

2.2 Drawing FA02, “General Arrangements”

2.3 Drawing FF04, “Painting Schedule”

3 Government Furnished Equipment

3.1 Two (QTY 2) Carrier Refrigeration Plants 90YR13NSB4ZA1K2R – estimated value:

$40,000

4 Requirements:

4.2. All work of this specification shall be performed by an authorized service provider of

Carrier or under the direction of Carrier approved factory trained service technicians.

Contractor shall ensure to maintain the OEM warranty on the new Refrigeration Plants.

4.3. Contractor shall tag-out all affected electrical and piping connections prior to work on the vessel.

4.4. All shipboard welding shall be completed by ABS certified welders using ABS approved welding procedures.

4.5. Modify the GFM furnished Reefer Plants to reduce the height and footprint of the new refrigeration units. All skid and refrigeration piping modifications shall be performed carefully to prevent any damage / intrusion of foreign debris to the refrigeration equipment.

4.5.1. Modify the Reefer Plants to fit within the following dimensions: 54-inches long x

24 inches wide x 60 inches tall. Reduce the amount of open space between plant equipment in accordance with OEM recommendations. Maintain plant serviceability for future onboard maintenance. Watertight Door clearance is: 30-inches wide by

62-inches tall.

4.5.2. Relocate the gauges on one plant to the opposite side so that the system gauges can be readily viewed within the Domestic Refrigeration Room.

Bow Thruster Room Repairs

July 2020

4.5.3. Replace the condenser using a smaller, contractor furnished condenser properly sized for a 1.8 ton refrigeration plant.

4.6. Secure & tag out chilled water to the old refrigeration units. Disconnect & tag out all electrical connections. Remove and dispose of the old domestic refrigeration plants.

4.7. Modify the existing refrigeration unit skid foundations to suit the new Reefer Plants skids. Ensure that the new Domestic Refrigeration Plants do not cover or obstruct the man-hole cover on the deck.

4.8. Procure new resilient mounts and mount the new refrigeration plants to the modified foundation using the new resilient mounts and stainless steel hardware. New resilient mounts shall be Christie & Grey Cushyfloat Model 17/1657/I-55 (or rated equal).

4.9. Procure the use of a crane to lift the new refrigeration plants shipboard. Install the new refrigeration plants in the Domestic Refrigeration Room.

4.10. Relocate the control panel and isolation switches to the aft bulkhead. Install junction boxes as needed for electrical connections.

Control Panel and Isolation Switches

4.11. Replace the copper nickel refrigeration piping from the new refrigeration plant skid to a minimum of 12 inches past the deck piping penetrations. New piping shall be pressure tested. Demonstrate pressure test of newly installed piping to COR.

4.12. New piping includes installation of new piping penetrations through the 01 Level deck. Test all piping deck penetrations with the Government furnished ABS Surveyor.

4.13. Procure, install, and set new TXVs for each Evaporator Coil compatible with the new R-404A refrigerant.

4.14. Contractor shall recharge the refrigeration system to proper levels upon completion of service. Contractor is responsible for procuring and installing necessary refrigerant.

4.15. Commission, test, and operate the new Refrigeration Plants.

4.16. Turnover 3-cylinders (90 lbs total) of new R-404A refrigerant to the ship as spare.

4.17. Prepare a recommended spares list and submit as a CFR to the COR along with pricing for each spare part. Procurement of recommended spares will be the topic of additional work as a growth item (AIR) to this contract.

4.18. Insulate new refrigeration piping. Repair all disturbed insulation affected by this work in the Domestic Refrigeration Room and 01 Level overhead deck / bulkhead penetrations.

4.19. Paint the new Refrigeration Plants and foundations. Paint all disturbed surfaces to match surrounding surfaces.

4.20. Complete post installation service checks to validate system operation and perform post system commissioning maintenance to include changing out compressor oil and inspecting / adjusting any operational parameters. Post installation service checks comprise a minimum of two (QTY 2) service visits.

5. Quality Assurance

5.1. Operate the refrigeration systems and check for leaks. System shall be leak free.

5.2. Witness the box pull-down temperatures to ensure systems are functioning properly for a minimum of 24 hours.

6. Notes

6.1. Ship’s force will be available to operate Ship’s Cranes. Note that the Forward Stores

Crane has a maximum operating capacity of 1,000 lbs. Contractor will be responsible to furnish a crane for installation of the new refrigeration plants.

6.2. Photographs of existing units provided below:

Inboard Refrigeration Unit

Outboard Refrigeration Unit

END OF ITEM