TM-9-2350-311-20-1

HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL FOR HULL, POWERPLANT, DRIVE CONTROLS, TRACKS, SUSPENSION, AND ASSOCIATED COMPONENTS

AUGUST 1994

  TM-9-2350-311-20-1 - Page 59 of 1275

TM 9-2350-311-20-1
b. Connect red probe to positive (+) side of circuit and black probe to negative (-) side. The example shows 24
Vdc being measured across the batteries.
c. If multimeter indicates negative voltage, check to ensure that probes are connected as described in step b
above.
2-13 WIRING HARNESS AND CABLE REPAIRS
Step-by-step procedures for the disassembly and assembly of typical receptacles, plugs, and cable connectors used on
the M109A2/M109A3/M109A4/M109A5 are shown here.
For any electrical repairs use Electric Tool Kit (item 63, Appx H).
For detailed instructions on soldering and solder, see TB SIG 222.
2-13.1 Cable Wires, Identifiers, Receptacles, and Plugs
To avoid damaging wires, use resin core solder only.
2-11
CAUTION


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