TM-9-2920-225-34 Technical Manual for M113 Generator Download
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TM 9-2920-225-34 FRAME 2 1. Using multimeter, check rotor (1) for grounds by touching on test probe of multimeter to rotor shaft (2) and other test probe to sliprings (3). Ohm- meter must read over 10,000 ohms. If it does not, generator is nonrepairable. 2. Using multimeter, check sliprings (3) resistance. Resistance must be between 8.8 and 10.2 at 77°F. If resistance is not within given limits, generator is non repairable. 3. Check roller bearing (4) and drive end bearing (5) for serviceability. Refer to TM 9-214. If bearings are damaged, generator is nonrepairable. 4. Check that woodruff key (6) and key seat (7) are not damaged or worn. If woodruff key is damaged, get a new one. If key seat is damaged, generator is nonrepairable. 5. Check that seal (8) is not worn or damaged. If seal is damaged, generator is nonrepairable. GO TO FRAME 3 TA103529 2-29