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Cummins N14 STC, Celect, Celect Plus – Service Manual 011-009   Exhaust Restriction

Table of Contents

Initial Check

Initial Check

 TOC

Install a vacuum gauge or water manometer into the exhaust air piping.

NOTE: The gauge adapter

must be installed at a 90 degree angle to the air flow in a straight section of pipe, 127 mm [5 in], from the turbocharger turbine outlet.

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Operate the engine at full throttle and at maximum horsepower RPM with maximum load, and record the manometer reading.

NOTE: Exhaust pressure

must not exceed 1016 mm H20 [40 in H20]

  
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If exhaust pressure exceeds the specifications, inspect the exhaust piping, muffler, and rain cap for damage and restrictions. Refer to the OEM service manual.

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Remove the test equipment.

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Last Modified:  27-Oct-2011
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