Symptom Tree
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Engine is misfiring |
Refer to the Engine Runs Rough or Misfires symptom tree. |
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Engine idle speed is set too low |
Refer to a Cummins Authorized Repair Location. Adjust engine idle speed. |
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Fan is loose, damaged, or not balanced |
Check the fan. Refer to Procedure 008-040 (Fan, Cooling) in Section 3. |
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Belt-driven accessories are malfunctioning |
Check the fan hub, alternator, refrigerant compressor, and hydraulic pump for interference. Isolate belt-driven accessories and check for vibration. Refer to Procedure 008-036 (Fan Hub, Belt Driven) in Section 6. |
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Engine mounts are worn, damaged, or not correct |
Check the engine mounts. Refer to the OEM service manual. |
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| Contact a Cummins Authorized Repair Facility |
Last Modified: 19-Apr-2005
