Series 40E

Section 12.1 Engine Tune-Up Procedures

Section 12.1
Engine Tune-Up Procedures

Since the engine is electronically governed, it is unnecessary to perform engine speed adjustments.‪

caution

To avoid injury from accidental engine startup while servicing the engine, disconnect/disable the starting system.‪

caution

To avoid injury from contact with rotating parts when an engine is operating with the air inlet piping removed, install an air inlet screen shield over the turbocharger air inlet. The shield prevents contact with rotating parts.‪

NOTICE:

To prevent engine damage, do not perform engine tune-up procedures or engine repair without first disconnecting the engine cranking motor and/or batteries.‪

The turbocharger compressor inlet shield must be used anytime the engine is operated with the air inlet piping removed. See Figure "Turbocharger Compressor Inlet Shield" .‪

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Figure 1. Turbocharger Compressor Inlet Shield

The shield helps prevent foreign objects from entering and damaging the turbocharger and will prevent the mechanic from accidentally touching the impeller. ‪

The tune-up procedure consists of intake and exhaust valve clearance adjustments. These adjustments should be made with the engine cold. Refer to "12.2 Valve Lash Adjustments" .‪


Series 40E Service Manual - 6SE410
Generated on 10-13-2008

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