TM 5-2420-230-24-2
Section 14 - Engine Testing - Group 14
Engine Dynamometer Test - Engine Run-In (14-02)
B Series Shop Manual
Page 14-17
Operate the engine at this speed and load level for 2
minutes.
Check all gauges and record the data.
NOTE: Do not proceed to the next step until blowby is stable
and within specifications.
Maintain the engine speed at torque peak RPM, increase
the dynamometer load to 75 percent of torque peak load.
Operate the engine at this speed and load level for 2
minutes. Check all gauges and record the data.
NOTE: Do not proceed to the next step until blowby is stable
and within specifications.
Move the throttle lever to its fully opened position, and
increase the dynamometer load until the engine speed is
at torque peak RPM. Operate the engine at this speed and
load level for 10 minutes or until the blowby becomes
stable and within specifications.
Check all gauges and record the data.
Reduce the dynamometer load until the engine speed
increases to the engine's rated RPM.
Operate the engine at rated RPM for 5 minutes.
Check all gauges and record the data.
L-447
