6V92 Represerve Spec.pdf

6V92DDEC Represervation Specification

1.0 Scope

1.1 Purpose: This specification is for re-preservation of the 6V92 DDEC IV Detroit Diesel Marine Engines.

The Coast Guard will require the contractor to remove the marine engines from the metal storage containers, complete Coast Guard ECN 47MLB-A-006, operate the engine on an engine dynometer with attached hang-ons, at the OEM recommended operating temperature (minimum 1 hour) or for a period of time that ensures all contaminates have been chemically flushed with “RESTORE-PLUS” following the directions on the bottle. Upon completion the contractor shall represerve, and repackage. The marine engine (one of a pair) is installed in the U.S. Coast Guard 47 FT. M.L.B.

1.2 Government Furnished Property: This specification sets forth the requirements for the following equipment:

a. 6V92 PORT ENGINE (NSN 2815-01-442-4541)

b. 6V92 STBD ENGINE (NSN 2815-01-442-4549)

c. Metal shipping container (ACN 8145-01-F00-3805)

2.0 APPLICABLE DOCUMENTS

2.1 Applicable Documents: The following documents form a part of this specification to the extent specified herein.

2.2 Government Documents:

a. MIL-L-2104F, 28 Sep 92, Lubricating Oil, Grade 40

b. MIL-D-3464E, 21 Apr 87, Desiccant, Activated bag

2.3 Commercial Documents:

a. ASTM D 975-95 DATED 10 OCTOBER 1995, Diesel Fuel Oils.

b. Chemtex Product Bulletin for "MOLYKOTE XP"

c. Tectly International Product Bulletin for “TECTYL 859B”

d. c. Detroit Diesel Manual 6SE379 DATED SEP. 1999

2.4 Specification Precedence: Any conflict between this Specification and applicable documents identified in this Specification shall be resolved in this order:

a. This specification.

b. Applicable documents.

6V92DDEC Re-Preservation Specification

3.0 Requirements

3.1 General: The contractor shall complete all requirements within ninety (90) calendar days. The contractor shall provide all labor, equipment, special tools and materials required to accomplish the following sequence of activities:

a. Receive engine.

b. Complete Coast Guard ECN 47MLB-A-006.

c. Verify Coast Guard ECN 47MLB-A-003 has been completed.

d. Operate engine for one (1) hour at the OEM recommended operating temperature on an engine dynometer and record all readings required by DD Manual 6SE379.

e. Chemically flush engine until all contaminates are removed.

f. Preserve.

g. Touch up Paint.

h. Package and mark engine container.

3.2 Engine: The marine engines shall be stored inside and kept from all weather. If ECN 47MLB- A-003 has not been completed or any items of discovery are identified that would inhibit the contractor from completing the requirements of this specification the contractor shall stop work on subject engine and notify the contracting officer with revised quotation.

3.3 Parts, Engine: The Government reserves the right to supply parts as Government Furnished Property (G.F.P.) at any time during the contract.

3.4 Labor: All labor shall be performed by Detroit Diesel certified and authorized machinists and mechanics.

3.5 Boat Alterations: The Boat Alterations are required to be incorporated as per Appendix A.

3.6 Transportation: The Coast Guard shall incur all cost associated with shipping the marine engines both to and from the contractors work site. The Government reserves to right to alter the delivery schedule to respond to the contingencies of the Coast Guard Fleet.

4.0 Quality Assurance

4.1 General: The Government reserves the right to witness any requirements of this purchase as deemed necessary to assure that the item or services conform to the prescribed requirements.

5.0 PRESERVATION PACKAGING, AND MARKING

5.1 Engine Preservation (Internal): Preservation shall be completed as per Detroit Diesel Manual 6SE379 for extended storage (Unless directed by contracting officer) with the following exceptions:

5.1.1 Detroit Diesel Manual 6SE379 Section 14.4 Page 14-6 Procedure 3 change to:

a. Refill with clean, soft water/ethylene glycol antifreeze mixture and add Corrosion Inhibitor Adjunct Molykote XP (as per the product information directions).

5.1.2 All preservation oil and cooling fluids shall be drained after 48 hours of set time at ambient temperature.

5.1.3 Detroit Diesel Manual 6SE379 - Section 14.4 Page 14-6 Procedures 12 AND 13 change to:

a. Refill fuel system with enough Nox-Rust # 518, Type P-9 or Tectyl 859B preservative oil to permit the engine to operate for about ten minutes.

5.2 Engine Preservation (External): Upon completion of final run-in, the marine engine shall be prepared as follows:

5.2.1 Surfaces shall be cleaned and free of grease/oil.

5.2.2 The following items will be masked and not painted:

a. Rubber hoses and wires

b. Glass and chrome gauge bezels and covers

c. Identification plates

d. Any discharge or breather openings

e. Flywheel rear bolt face

f. Front and rear seals

5.2.3 Touch up paint as needed upon completion of preservation. Color shall be DD workboat blue (gallon container) p/n 23530131 (spray can) p/n 23521542

5.2.4 All unpainted metal surfaces shall be coated with a light film of grease. (Except for hot surfaces).

5.2.5 Plug or cap all fittings/flanges and openings that may allow seepage from the engine during storage.

5.2.6 The contractor shall attach to the base of the shipping crate 1 one gallon bottle of "RESTORE" heavy duty cooling system cleaner. The bottle shall be padded and secured to prevent spillage during shipping.

5.2.7 The contractor shall install the marine engine into the supplied metal shipping container.

5.3 Marking: Each container shall have the engine serial number stenciled once on the front end of the bottom of the metal container. The contractor shall ensure the engine serial number matches the annotated serial number on both halves of the engine container.

a. All marking shall be in black print and at least 2" high.

6V92DDEC Re-Preservation Specification

6.0 NOTES

6.1 Government & Commercial Documents Sources:

6.1.1 Government Documents:

a. Engineering Logistics Center 2401 Hawkins Point Rd.

Baltimore, Md 21226-1792 410-636-7504 Code 046

6.1.2 Commercial Documents:

a. Detroit Diesel Corp.

13400 Outers Drive Detroit, Michigan 48239-4001 313-592-5000

6.2 Appendices: The following appendices apply to this specification.

a. Appendix A

6.3 GLOSSARY

a. Field Unit: United States Coast Guard units located through out the fifty (50) United States and its territories.

b. O.E.M.: Original Equipment Manufacturer.

c. ENGINE: Detroit Diesel 6V92 DDEC IV Marine Diesel Engine.

APPENDIX A

Boatalt

Boat Alterations

47-MLB-(A)-006 Remote Air Box Demp Fitting/Dated July 17th, 2000

47 MLB-(B)-010 Heat Exchanger Cap & Filler Neck Conversion/Dated May 29th, 2001