OVERHAULDESCRIPTION.4549.pdf

This is an Overhaul Description document for a diesel engine requiring comprehensive repair and restoration services for the U.S. Coast Guard.

The item being procured is a diesel engine (Stock Number 2815-01-442-4549, Part Number 6V92TA-80627K91-STB) used on 47-foot Motor Lifeboats. Items must arrive complete with proper cited part numbers, and any discrepancies must be reported to the Coast Guard Contracting Officer. The preliminary inspection requirements mandate complete disassembly, cleaning of all surfaces, removal of grease and scale/paint, and a detailed Condition Report with cost proposal submitted to the Contracting Officer at least ten working days prior to inspection. The inspection must document specific components including cylinder heads and valves, turbocharger, camshaft bearings, connecting rods, piston assemblies, gear trains, oil pump, crankshaft, heat exchangers, fuel injection system, aftercooler, water pumps, thermostats, hoses, and fuel lines. The overhaul shall restore the engine to original design and technical specifications using Detroit Diesel Inc. specifications and genuine Detroit Diesel Inc. manufactured parts. Minimum replacements include cylinder liner kits, gaskets, seals, sensors, injectors, turbocharger, exhaust components, pumps, regulators, and air separator systems. All repairs must include standard production tests and dynamometer testing, with final inspection and testing report submitted to the Contracting Officer. The contractor must provide a one-year warranty from installation or 1000 operating hours (whichever occurs first) plus 24 months storage coverage, with claims resolved within 24 hours. Government acceptance occurs at destination upon verification of no damage, correctness, and completeness, with conformance to preservation and packaging requirements.