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Specifications: Note: For Performance and Fuel Rate Values, See The Engine Data Sheet or The Fuel

This document is a service manual that provides specifications for a Cummins engine model. It lists technical specifications such as idle speed, fuel inlet restrictions, water removal capabilities, fuel check valve pressures, fuel pump pressures at different engine speeds, and fuel pump cranking pressure. It also provides information on derating the engine fuel rate for hot weather and the resistance of the fuel pump solenoid coil.

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Dmytro Pichkur
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176 views2 pages

Specifications: Note: For Performance and Fuel Rate Values, See The Engine Data Sheet or The Fuel

This document is a service manual that provides specifications for a Cummins engine model. It lists technical specifications such as idle speed, fuel inlet restrictions, water removal capabilities, fuel check valve pressures, fuel pump pressures at different engine speeds, and fuel pump cranking pressure. It also provides information on derating the engine fuel rate for hot weather and the resistance of the fuel pump solenoid coil.

Uploaded by

Dmytro Pichkur
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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01.03.

2019 QuickServe Online | (4332841) VTA903 CM2250 V105 Service Manual

(/qs3/pubsys2/xml/en/manual/4332841/4332841-titlepage.html)

Specifications
Note : For performance and fuel rate values, see the Engine Data Sheet or the fuel
pump code for the particular rating involved.
Engine Idle Speed 775 rpm to 825 rpm

Fuel Inlet Maximum Restriction


Clean Fuel Filter 100 mm-Hg [4.0 in-Hg]

Dirty Fuel Filter 229 mm-Hg [9.0 in-Hg]

Fuel Drain Line Restriction:


With Check Valves 165 mm-Hg [6.5 in-Hg]

With Check Valves Removed 64 mm-Hg [2.5 in-Hg]

Water Removal:
Free 95 percent

Emulsified 95 percent

Engine Minimum Cranking Speed 120 rpm

Fuel Check Valve in Fuel Drain Line


Open Pressure 13 to 25 mm Hg [1/4 to 1/2 psi]

2 percent per 11°C above 38°C [1 percent


Derate Engine fuel Rate for Hot Weather
per 10°F above 100°F]

Shutoff Valve Solenoid Coil Resistance in


12-VDC 7 to 8 ohms
Ohms

Fuel Pump Cranking Pressure - Minimum 172 kPa [25 psi] at 120 rpm

Fuel Pump Pressure - Minimum (on engine measurement)


800 rpm 517 kPa [75 psi]

https://quickserve.cummins.com/qs3/portal/service/manual/en/4332841/ 1/2
01.03.2019 QuickServe Online | (4332841) VTA903 CM2250 V105 Service Manual

1500 rpm 848 kPa [123 psi]

2200 rpm 1551 kPa [225 psi]

2800 rpm 2033 kPa [295 psi]

Last Modified: 29-Jan-2014

https://quickserve.cummins.com/qs3/portal/service/manual/en/4332841/ 2/2

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