TM 5-3895-379-23
TROUBLESHOOTING PROCEDURES - CONTINUED
0006 00
Table 2. Electrical Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
4. Check battery cables and 1. If battery cable connectors are
2. Starter Does Not Turn or Turns
connectors for looseness or
loose, tighten connectors (WP
Slowly - Continued.
damage such as corrosion,
fraying,
broken
terminals,
connectors are damaged, replace
cracked or missing insulation or
cable(s) (WP 0105 00).
kinking.
2. If battery cables are not damaged
and connectors are not loose, go to
Step 5.
5. Check voltage drop during 1. If voltage drop is greater than
cranking. Touch positive (+)
shown below, replace starter (WP
probe of multimeter and negative
(-) probe of multimeter to
locations below. Have assistant 2. If voltage drop is not greater than
shown below, go to Step 6.
turn on battery disconnect switch
and engine start switch to start
positions (TM 5-3895-379-10)
and hold for not more than 30
seconds, then turn engine start
switch to OFF position (TM 5-
3895-379-10).
MAXIMUM ACCEPTABLE SYSTEM VOLTAGE DROPS DURING CRANKING
CIRCUIT
24V SYSTEM
Battery (-) post to starter (-) terminal . . . . . . . . . . . . . . . . . 1.4 Volts
Drop across battery disconnect switch . . . . . . . . . . . . . . . . 1.0 Volts
Battery (+) post to starter solenoid (+) terminal . . . . . . . . . 1.0 Volts
Starter solenoid BAT terminal to MTR terminal . . . . . . . . 0.8 Volts
BATTERIES
BATTERY CABLES
401-196
0006 00-56
