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CUMMINS ISX15 CM2350 Service Manual

CUMMINS ISX15 CM2350
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Select Service Tools
General Information
Recommended Cummins® Service Tools
Electrical contact cleaner, Part Number 3824510, or equivalent
Fuel System Clean Care Kit, Part Number 4919073
Fuel Pump Gear Replacer Kit, Part Number 4919586
Gear puller, Part Number ST-647, or equivalent
Fuel pump timing tool, Part Number 5572664
Additional Service Items
No additional service items required.
Engines can be equipped with two fuel pump assembly variations. These fuel pumps will have
the same performance despite gear pump visual variation(s). Each fuel pump requires distinct
fuel line configurations.
Cummins® Service Fuel Pumps:
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CUMMINS ISX15 CM2350 Specifications

General IconGeneral
Engine ModelISX15 CM2350
Horsepower400-600 hp
Torque1450-2050 lb-ft
ConfigurationInline 6-Cylinder
Displacement15 liters
Bore137 mm
AspirationTurbocharged/Aftercooled
Fuel SystemHigh-pressure common rail
TurbochargerVariable Geometry Turbocharger
AftertreatmentSelective Catalytic Reduction (SCR)
Weight (Dry)2, 880 lbs (1, 306 kg)
Emissions ComplianceEPA 2013
Stroke169 mm

Summary

Select Service Tools

Recommended Cummins® Service Tools

Lists recommended Cummins service tools and their part numbers for maintenance.

Additional Service Items

Indicates that no additional service items are required for this procedure.

General Information

Preparatory Steps

Safety Precautions for Cleaning Tools

Warns about safety when using steam cleaners and compressed air for cleaning.

Fuel System Contamination Prevention

Emphasizes cleaning fittings and covering openings to prevent fuel system contamination.

Fuel System Pressure Venting

Explains how to vent fuel system pressure before servicing and handling high-pressure spray.

Battery and Flammable Fuel Safety

Advises on battery handling precautions and flammable fuel safety in the work area.

Remove

Remove Fuel Pump Support Brackets

Details removing capscrews and bolts for fuel pump tail and mid-support brackets.

Fuel Pump Lifting and Gear Removal Tool

Alerts to fuel pump weight and introduces the Fuel Pump Gear Replacer Kit.

Disassemble

Fuel Pump Gear Removal Procedure

Details holding the gear stationary and using a gear puller to detach the fuel pump gear.

Inspect Fuel Pump Bushing and Cavity

Guides inspection of the fuel pump bushing for wear and the cavity for damage.

Inspect Banjo Bolt Filter

Instructs on examining the banjo bolt filter for debris and damage.

Assemble

Clean Fuel Pump Components

Details cleaning the oil drilling, driveshaft nose, and gear inside diameter for assembly.

Install Fuel Pump Drive Gear

Describes placing the drive gear over the shaft and tightening capscrews to torque.

Time

Fuel Pump Timing Caution and Gauge

Emphasizes timing before installation and using the timing gauge with XPI stamping.

Install

Mount Fuel Pump and Complete Timing

Covers mounting the fuel pump to the engine and completing the timing procedure.

Install Fuel Pump Mounting Capscrews

Details inserting mounting capscrews and tightening them to the specified torque.

Install Fuel Pump Support Brackets

Covers installing the fuel pump tail and mid-support brackets with specified torque.

Finishing Steps

Connect Fuel Lines and Wiring

Guides on connecting fuel supply lines, drain line, and wiring harness to the fuel pump.

Prime System, Connect Batteries, Test

Covers priming the fuel system, connecting batteries, and testing for leaks and operation.

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