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TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 1 Download

Page 352 of 890

REFERENCE INFORMATION TM 9-2320-280-20-1 BATTERY CIRCUIT Measure from the positive poet to the negative poet of each battery. For battery replacement instructions, refer to (para. 4-79). NOTE Check these cables: WIRE 68, connecting the batteries together. Test point is the postive terminal of one of the batteries. WIRE 49A, connecting the batteries to the power stud. Test point is the power stud. Wire connecting the battery to the shunt. Test point is the shunt. Wire connecting shunt to ground stud. Test point is the shunt. For repair or replacement of cables, refer to (para. 4-73). If you use STE/lCE-R test 67 in Step 3 on page 2-252, you may have a faulty DCA. Try running the tests using STE/lCE-R test 89 with the W2 cable. Sea paragraph 4-79. (Also check each battery's specific gravity in accordance with TM 9-6140-200-14.) 0-45 DC VOLTS STE/lCE-R TEST 89 1. Connect RED clip to the indicated test point, BLACK cIip to negative or ground. 2. Start Test 89, DC volts. 3. Displayed reading is in volts. Replace battery refer to (para. 4-79). 2-257