Engine Dynamometer - Install Engine (14-01) Section 14 - Engine Testing - Group 14 M11 Page 14-22 Engine Dynamometer - Install Engine (14-01) NOTE: Be sure the dynamometer capacity is sufficient to permit testing at 100 percent of the engine rated horsepower. If the capacity is not enough, the testing procedure must be modified to the restrictions of the dynamometer. Use engine lifting fixture, Part No. 3822512, to install the engine to the test stand. Align and connect the dynamometer. Refer to the manufacturer’s instructions for aligning and testing the engine. Refer to Service Bulletin No.
3666005, Dynamometer and Road Engine Testing, for detailed instructions on auxiliary aftercooling system attachment. NOTE: Some engines are equipped with fittings used for Compuchek W testing sensors. The sensor probes used for Compuchek W and dynamometer testing are not compat- ible. If the same location is used, remove the Compuchek W fitting and install adapters for the dynamometer sensor. Install the coolant pressure sensor (1). Install the coolant temperature sensor (2). Coolant Plumbing Connect the coolant supply to the water inlet connection. Connect the coolant return to the water outlet connection. Install the drain plugs and close all of the water drain cocks.
Loosen the cooling system vent line. NOTE: Make sure the vent lines are connected to the cyl- inder head. Fill the system with coolant until it flows from the vent. Tighten the vent line and finish filling the system.