TB-9-2350-368-25 Powerplant Test Stand M113A2 M113A3 M548A1 M548A3 Download
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TB 9-2350-368-25 4-15 NOTE Use transfer gearcase mount (see Figures 2-6, 2-8, and 2-9). 3. Install transfer gearcase mount (see Figure 2-8), screw, nut, and two washers in the left transfer gearcase hole. 4. Install screw, nut, and washer in right gransfer gearcase hole. 5. Place powerplant assembly on powerplant test stand. Have helper assist. NOTE If mount is missing, install engine base mount (10932827 for M113A2 FOV or 5186647 for M548A1), engine support cap, two key washers, and screws on engine. 6. Secure engine front mount to powerplant test stand front mount with two screws, four washers, and two nuts. 7. Secure transfer gearcase mount to powerplant test stand with two screws, washers, and nuts. NOTE See Figure 4-8 for partial guide and check list of items to be connected. 8. Install hydraulic system loop between two hydraulic quick disconnect couplings, hydraulic tank outlet hose and hydraulic pump inlet hose. See Figure 2-29. 9. Connect top radiator hose assembly to engine deaeration elbow with clamp. 10. Connect bottom radiator hose assembly to engine flange elbow with clamp. Install pipe plug in engine flange elbow. 11. Connect bleeder hose assembly (see paragraph 2-4, step 10, and Figure 2-17) between elbow on flange elbow (deaeration elbow) and elbow on thermostat housing with two clamps. 12. Fill radiator and engine with water. Coolant is not necessary for testing if weather conditions are above 32°F (0°C). 13. Check all fluid levels and fill as necessary, refer to appropriate TM. 14. Install turbocharger protective shield on engine blower inlet. WARNING Noise from powerplant could damage hearing. Use double ear protection when powerplant is operated. 15. Install two elbows and clamps on engine exhaust manifolds. Adjust elbows so that exhaust is directed away from personnel. 16. Connect generator ground lead and starter ground lead to ground bolt on front engine mount with wingnut and lockwasher.