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M11 Series – Service Manual – 011-009   Exhaust Restriction

Table of Contents

Measure

Measure

 TOC

Connect a manometer or pressure gauge, Part No. ST-1273, in a straight section of the exhaust pipe located one pipe diameter from the turbine outlet.

Protect the hose from heat by using a 305 mm [12 in] minimum length of metal tubing leading from the exhaust pipe connection.

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Operate the engine at rated rpm and load. Record the reading on the manometer.

Exhaust Restriction (Without Catalyst)
mm in
Hg   75 MAX 3
H

2O

   1016 MAX 40
Exhaust Restriction (With Catalyst)
mm in
Hg   152 MAX 6
H

2O

   2082 MAX 82

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If exhaust pressure exceeds the specifications, inspect the exhaust piping for damage. Refer to the OEM repair instructions.

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Remove the test equipment.

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Last Modified:  07-May-2003
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