Specifications
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TOC |
Cummins® Common Rail Fuel System
Maximum Fuel Return Line Pressure
All Applications Except Marine |
254 mm-Hg [10 in-Hg] |
Marine Applications |
102 mm-Hg [4 in-Hg] |
Maximum Fuel Inlet Restriction (gear pump inlet)
All Applications Except Marine |
304.8 mm-Hg [10 in-Hg] |
Maximum Fuel Inlet Restriction – At OEM Connection (dirty filter) Loaded Condition
All Application Except Marine |
203.2 mm-Hg [8 in-Hg] |
Marine Applications |
102 mm-Hg [4 in-Hg] |
Maximum Fuel Inlet Restriction – At OEM Connection (clean filter) Loaded Condition
Marine Applications |
63.5 mm-Hg [2.5 in-Hg] |
Minimum Gear Pump Pressure (during cranking)
During Cranking Condition |
105 kPa [15 psi] |
During Rated Condition |
483 kPa [70 psi] |
Maximum Filter Pressure Drop |
138 kPa [20 psi] |
Minimum Lift Pump Pressure (gear pump inlet during cranking) |
35 kPa [5 psi] |
Minimum Engine Cranking Speed |
150 rpm |
Primary Off engine fuel filter element |
10 Micron |
Secondary On engine fuel filter element |
3 Micron |
CAPS Fuel System
Maximum Fuel Inlet Restriction at Rated (measured at lift pump inlet) |
102 mm Hg [4 in Hg] |
Maximum Fuel Inlet Restriction at Rated (measured at CAPS pump inlet) |
254 mm Hg [10 in Hg] |
Minimum Lift Pump Pressure |
35 kPa [5 psi] |
Maximum Filter Pressure Drop at Rated |
102 mm Hg [4 in Hg] |
Minimum Gear Pump Pressure (during cranking) |
69 kPa [10 psi] |
Minimum Engine Cranking Speed |
150 rpm |
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Last Modified: 06-Jan-2010