TM-9-2815-205-24 Technical Manual for M113 Engine 6V53 6V53T Download
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REMOVAL CAUTION Use care when removing tachometer adapter. Tachometer drive shaft is fragile and subject to breakage. Remove two bolts (Figure 1, Item 3), two lockwashers (Figure 1, Item 2), tachometer adapter (Figure 1, Item 5), and gasket (Figure 1, Item 6) from flywheel housing. Discard lockwashers and gasket. 2 5 6 3 3 2 5 6 1 2 3 2 3 4 MAINT_164 Figure 1. Tachometer Drive Replacement Removal/Installation. END OF TASK INSTALLATION 1. Install new gasket (Figure 1, Item 6), tachometer adapter (Figure 1, Item 5), two new lockwashers (Figure 1, Item 2), and two bolts (Figure 1, Item 3) on flywheel housing. Do not tighten bolts. 2. Insert tachometer alignment tool (Figure 1, Item 4) into tachometer adapter (Figure 1, Item 5) and over end of drive shaft (Figure 1, Item 1). Adjust adapter so there is no drive shaft binding on inside diameter of tachometer alignment tool when crankshaft is rotated one revolution. 3. Torque bolts (Figure 1, Item 3) to 13–17 lb-ft (18–23 N·m). 4. Remove tachometer alignment tool (Figure 1, Item 4) from tachometer adapter (Figure 1, Item 5). END OF TASK END OF WORK PACKAGE TM 9-2815-205-24 0059 0059-2