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TM 10-3930-669-20
WARNING
·
Remove all jewelry such as rings, dog tags, bracelets, etc. If jewelry contacts battery
terminal, a direct short may result in instant heating of tools, damage to equipment,
and injury or death to personnel.
·
Drive axle and oil retains extreme heat. Use extreme caution when checking
components near drive axle. Failure to do so will result in severe bums to personnel.
VOLTAGE TEST
(1)
Set multimeter select switch to
VOLTS DC.
(2)
Connect positive (+) multimeter
lead to axle oil temperature switch
output terminal.
(3)
Connect negative (-) multimeter
lead to a known good ground.
(4)
Set MAIN POWER switch to ON
position (TM 10-3930-669-10).
(5)
Set
engine
switch
to
ignition
position (TM 10-3930-669-10).
(a)
If there are not 22 to 24 vdc
present, perform Steps (6) and
(7) below and replace axle oil
temperature switch (Para 7-
23).
(b)
If there are 22 to 24 vdc
present, perform Steps (6) and
(7) below and repair wire 72
(see schematic Appendix F).
(6)
Set engine switch to off position.
(7)
Set MAIN POWER switch to OFF
position.
(8)
Install oil filter tray (Para 4-13).
2-377
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