ATTCH_SOW_updated_dates.pdf

TS Golden Bear – FY16

AC Chiller Renewal

SR No 2020001 – AC Chiller Replacement

ABSTRACT

Contractor to supply two (2) each AC Chillers for TS Golden Bear to renew three (3) R114 York AC Chillers presently installed. Refer to specifications noted below in the “Description” section. Contractor is responsible for the purchase and transportation to the MARAD Warehouse if it needs to be stored prior to installation or to the ship if it is to be delivered during time that the installation will take place. A separate work item will be for the installation of the two (2) AC Chillers. Due to the lead time for this item, it is suggested that the purchase and delivery be done during 2016 Spring (April-May 2016).

Installation will be done during the 2016 Fall (Sept – December 2016)

DESCRIPITON

Two (2) each Carrier Marine Chiller Model 30HXS146 with the following features:

- Nominal capacity 146 tons and NLT 130 tons at 90 deg F sea temp.

- Utilize dual compressor and refrigerant circuits for redundancy.

- High efficiently screw compressor design.

- HFC-134A refrigerant (or equivalent as approved by MARAD).

- Marine condenser- 90/10 cuni tubes, 90/10 cuni clad end tubesheets, cast bronze heads.

- 150# ANSI flanges for cooler connections.

- NEMA 4 electrical enclosures.

- Marine 2-part epoxy coating.

- Option: Suction service valves for compressors

- Option: Wye Delta start, and Minimum load control

- Meet existing piping arrangement with "minus-one pass cooler" (in right hand, out left hand), and standard two-pass condenser (in and out right hand).

- Communications module for mod-bus/IP communication to automation network.

- OEM recommended spare parts

STATEMENT OF WORK

Contractor is responsible for the purchase and the transportation of the two (2) new Carrier Model 30HXS146 AC Chillers.

Contractor may store the new AC Chillers at the MARAD Warehouse if they are to arrive prior to the time the ship is ready to have them installed. An alternate arrangement of storage at the Contractor’s facility is acceptable providing that that the new equipment is secure and safe from tapering or weather or other conditions that might damage the chillers.

Contractor is responsible for all labor and material and transportation and rigging costs associated with the purchase and storage of the two (2) new Carrier Chillers.

DELIVERABLES

Contractor to supply three (3) sets of Manufacturer’s instructions with Bill of Materials and Spare Parts lists specific to the machine supplied. One electronic set for ship and one electronic set for COR

As Built Drawings if different from the ABS Approved Drawings – 3 sets of marked up drawings hard copy and one set of electronic for ship and one set of electronic for COR

Warranty of the new Chillers to be from the time that they are installed aboard the vessel and commissioned and operable versus from the purchase date. This stipulation is necessary in the event that the AC Chillers might be stored for some length of time before being installed

OEM Recommended Spare parts to be delivered to ship with a complete listing of same and will be received by Lisa Warner-Power and/or Chief Engineer

SR No 5186553 – Removal R114 Chillers & Install R134a Chillers

ABSTRACT

Contractor to Remove the three (3) York R114 Chillers and install Contractor-Supplied two (2) each Carrier R134a AC Chillers. Contractor to use the ABS approved drawings for new Chiller deck supports, Electrical, Piping and other services. Final installation to be commissioned and tested to the satisfaction of ABS, USCG, Chief Engineer and COR. This work should be planned for 2016 Fall (Post Cruise August –December 2016)

LOCATION AND DESCRIPTION

Location:

Chiller flat starboard side Engine Room below Machine Shop

Description:

Two (2) each Carrier Marine Chiller Model 30HXS146 with the following features:

• Nominal capacity 146 tons and NLT 130 tons at 90 deg F sea temp.

• Utilize dual compressor and refrigerant circuits for redundancy.

• High efficiently screw compressor design.

• HFC-134A refrigerant (or equivalent as approved by MARAD).

• Marine condenser- 90/10 cuni tubes, 90/10 cuni clad end tubesheets, cast bronze heads.

• 150# ANSI flanges for cooler connections.

• NEMA 4 electrical enclosures.

• Marine 2-part epoxy coating.

• Option: Suction service valves for compressors

• Option: Wye Delta start, and Minimum load control

• Meet existing piping arrangement with "minus-one pass cooler" (in right hand, out left hand), and standard two-pass condenser (in and out right hand).

• Communications module for mod-bus/IP communication to automation network.

• OEM recommended spare parts

Herbert Engineering ABS-approved drawings:

• TS Golden Bear Replacement Guide R1 – Disregard the new hatch proposal – use the soft patch provided above the Chillers

• 320-6251872 Elementary Wiring Diagram

• 320-6251872 Rev D, AC CHLD WTR SYS, Elem Wiring Diagram

• 514-6251447 AC Chilled Water Sys Rev E 810052476

• 514-6251447 Rev E Piping Dia AC Chill Water Sys 12-17-13

• 514-6251447 Rev E Piping Dia AC Chill Water Sys 12-17-13a

• 524-6251458 Mn & Aux Sea Water Sys RevE 81002901

• 524-6251458 RevE Piping Dia Mn & Aux 12-18-13

• 130520001-0 New AC Chiller PLT FDN 12-18-13

STATEMENT OF WORK

Contractor is responsible for all labor, materials, transportation and rigging associated with the removal of the three (3) existing R114 AC Chillers and installation of the two (2) Carrier R134a AC Chillers.

Contractor to pump down capture all R114 refrigerant from the existing AC Chillers and store in bottles to be removed from ship. MARAD will receive a credit for the R114 Refrigerant. The details for this credit to MARAD are specified in other parts of this work item.

Contractor to remove the three (3) existing R114 AC Chillers from the ship and dispose of properly including all components except those that will be reused for the new AC Chillers. Contractor is required to give MARAD a scrap credit after all costs are considered for the removal and transport of the three (3) chillers from the ship to the scrap location.

Contractor to transport two (2) new Contractor-Supplied AC Chillers from their storage space or from the vendor to the ship to be installed in the Engine Room.

Contractor is responsible for hiring the Crane necessary to rig the new AC Chillers from the dock to the Engine Room. Crane will have to have the capacity and height capability to lift the new AC chillers from the dock over the Engine Room Supply Fan Plenum and down the Engine Room hatch to the Machine Shop level. The ship’s Engine Room Crane at the 04 Level After House does not have adequate capacity for this service.

Contractor is responsible for any damage to the new Chillers during the transportation or rigging of same into place. Contractor must get directions from the Manufacturer regarding what positions may not be used when rigging and what components may be removed to allow for ease of rigging same into place.

Rigging may require some interference removal to allow for ease of rigging between the Machine Shop level and the AC Chiller flat below the Machine Shop. Do NOTuse the suggested new hatch location as noted in the Herbert Engineering directions. Use the soft patch located above the AC Chillers for rigging the old Chillers out and the new Chillers in.

Use the “TS Golden Bear Replacement Guide R1” for a general Guideline for the removal and installation. As noted above, do not use the suggested “new hatch installation in front of the main engines”

Use the Dwg #130520001-0 New AC Chiller PLT FDN 12-18-13 drawing as a guide for materials and assembly for the foundation for the new Chiller.

Use the Dwg #320-6251872 Elementary Wiring Diagram and Dwg #320-6251872 Rev D, AC CHLD WTR SYS, Elem Wiring Diagram for the wiring connections and arrangements for the new Chillers Electrical.

DELIVERABLES

Contractor to supply proof of R114 Recycling and Credit to MARAD

Contactor to deliver OEM recommended spare parts to ship

Contractor to deliver Credit amount for scrap value after deduction of Contractor costs

ADDITIONAL WORK AND SUPPLEMENTARY

Contractor to submit a written Condition Found report (CFR) to the COTR for any additional work outside the contract. Approval for additional work must be approved by either the COTR ($5000 or less) or the Contracting Officer (over $5000)

Contractor to provide cost breakdowns as they relate to labor, material, subcontractors and travel costs, if applicable. Supplementary costs must be approved by COTR by written CFR, RFQ, Quotation and Delivery Order process.

Supplementary Labor

NTE 120 hrs @ $____/Hr = $_________

In accordance with Clause MCL-H2 Supplemental Work

Supplementary Material

NTE $10,000

In accordance with Clause MCL-H2 Supplemental Work