allowed only when designed, installed, and provided directly from the
engine manufacturer. Otherwise, the crankcase shall be vented to the
outside and fitted with a goose neck to prevent rain entry.]
2.3
FUEL SYSTEM
The fuel system for each engine shall conform to requirements of NFPA 30
and NFPA 37. The fuel system shall include the following items.
2.3.1
Fuel Pump
**************************************************************************
NOTE: Use the first paragraph for diesel engines
and the second paragraph for natural gas fueled
engines.
**************************************************************************
[Each engine shall be provided with an engine-driven, positive displacement
engine fuel pump. The pump shall have the capacity to transfer fuel from
the day tank at a rate in excess of maximum fuel consumption stated in
paragraph FUEL CONSUMPTION, as well as supplying adequate pressure for the
[Each engine shall be provided with a fuel solenoid shutoff wired to a
shutdown system and a fuel pressure regulator supplied by the engine
manufacturer to control the fuel over air mixture to the engine. The fuel
supply pressure available at the site is [_____] kPa in. H20. The engine
fuel system design shall be adequate to power to 110 percent load at the
site fuel supply pressure as stated above.]
2.3.2
Filter
**************************************************************************
NOTE: Use the first paragraph for diesel engines
and the second paragraph for natural gas fueled
engines.
**************************************************************************
[A minimum of one duplex filter with a trans-flow change-over valve shall
be supplied for each engine. The filter shall have inlet and outlet
connections plainly marked. An indicating differential pressure gauge
shall be provided across the filter. The filter shall be located on the
inlet side of the fuel pump. The filter shall be capable of filtering out
particles down to 25 micron size.]
[Each engine shall be provided with a fuel filter located upstream of the
fuel solenoid shutoff to filter 100 percent of the incoming gas. The
filter shall have inlet and outlet connections plainly marked. An
indicating differential pressure gauge shall be provided across the filter.
The filter shall be capable of filtering out particles down to 5 micron
size.]
2.3.3
[Strainer
**************************************************************************
NOTE: Use this paragraph with diesel engines only.
**************************************************************************
SECTION 15133A
Page 19
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