Service Manual

ISB, ISBe and QSB (Common Rail [...] General Repair Instructions
Section i - Introduction Page i-11
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• Use genuine Cummins new or ReCon® service parts and assemblies
- The assembly instructions have been written to use again as many components and assemblies as possible.
When it is necessary to replace a component or assembly, the procedure is based on the use of new Cummins or
Cummins ReCon® components. All of the repair services described in this manual are available from all Cummins
Distributors and most Dealer locations.
• Follow the specified disassembly and assembly procedures to reduce the possibility of damage to the components
Welding on a Vehicle with an Electronic Controlled Fuel System
CAUTION
Disconnect both the positive (+) and negative (-) battery cables from the battery before welding on the vehicle.
Attach the welder ground cable no more than 0.61 meters [2 feet] from the part being welded. Do not connect
the ground clamp of the welder to any of the sensors, wiring harness, electronic control units or the
components. Direct welding of any electronic components must not be attempted. Sensors, wiring harness,
and electronic control unit should be removed if nearby welding will expose these components to
temperatures beyond normal operation. Additionally, all electronic control unit connectors must be
disconnected