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hours while carrying normal loads. <br /> F. Engine Cooling System. The engine shall be liquid cooled. The type of <br /> liquid cooling system shall be a unit mounted radiator. The radiator <br /> capacity shall be suitable for operation in the ambient temperature <br /> specified in paragraph 2.02, plus the air temperature rise across the <br /> engine. <br /> G. Air Supply/Exhaust System. <br /> 1. Cleaner: An air cleaner and silencer shall be furnished as <br /> recommended by the engine manufacturer and shall be located and <br /> mounted as recommended by the engine manufacturer. <br /> 2. Exhaust: An exhaust system of suitable size, configuration and <br /> material in accordance with engine manufacturer's <br /> recommendations shall connect the exhaust outlet of the engine to <br /> the silencer. The type of silencer shall meet the requirements of <br /> engine manufacturers and shall be residential silencing type. <br /> a. The exhaust system and silencer shall have the <br /> configuration shown on the drawings, and shall be of such <br /> size that back pressure on the system will not exceed the <br /> back pressure permitted by the manufacturer's recom- <br /> mendation. A flexible connection shall be mounted at the <br /> engine exhaust outlet and the discharge end of the exhaust <br /> lilliw line shall be protected against entry of precipitation. Piping <br /> within reach of personnel shall be protected by screening or <br /> suitable lagging. All exhaust piping shall be gas tight. <br /> H. Engine Protective Devices. The following engine protective devices shall <br /> be provided, and an indicating light shall be supplied for use with each <br /> device specified. <br /> 1. Alarm system for high water temperature and/or low oil pressure. <br /> 2. Automatic engine shutdown for high water temperature and/or low <br /> oil pressure. <br /> 3. Combination alarm and shutdown system for high water <br /> temperature and/or low oil pressure. <br /> 4. Engine overspeed automatic shutdown device. <br /> 5. Engine failed to start indicator light (overcrank). <br /> 6. Alarm for low coolant level. <br /> 7. A shunt trip and undervoltage trip shall be incorporated to cause the <br /> circuit breaker to open simultaneously with any automatic shutdown <br /> of the engine. <br /> I. Fuel Supply for Engine. <br /> 1. Main Fuel Storage Tank: <br /> (Alternate external fuel tank Main Fuel Storage Tank: A fuel <br /> storage tank with sufficient fuel capacity to allow the unit to operate <br /> continuously for 10 days shall be located in the place indicated on <br /> the plans and shall be complete with all piping and fittings <br /> 17-5 1 ;:L3. R �. <br />