TM 9-2350-261-20-1
STE/ICE-R TEST 73 BATTERY RESISTANCE - STE/ICE-R TEST
75 BATTERY RESISTANCE CHANGE (PACK)
INITIAL SETUP
Tools:
Equipment Conditions:
STE/ICE-R Test Set (Item 71.1, App D)
Engine stopped (see your -10)
Carrier blocked (see your -10)
Personnel Required:
Battery cover removed (see your -10)
Unit Mechanic
STE/ICE-R power hooked up (page 3-275)
STE/ICE-R starter circuit test hooked up
References:
(page 3-279)
See your -10
TM 9-4910-571-12&P
1. Reposition current probe.
DISPLAY
PERFORM/RESULT
a.
b.
c.
d.
e.
Pull VTM switch to OFF.
Remove current probe from positive bat-
tery cable.
Connect current probe to cable connecting
series pair of batteries together.
Push VTM switch to ON.
Select TEST 73.
NOTE
Both TEST 73 and TEST 75 must be
performed to determine condition of se-
ries pair of batteries.
2. Perform offset test.
a. Press and hold TEST button until CAL
appears. Release TEST button.
b. If VTM reads between -225 and +225,
offset test passes.
c. If offset test fails, see
TM 9-4910-571-12&P.
3. Press and release TEST button.
4. When GO appears, crank engine for two
seconds or until one of the following appears
on display:
a. OFF
b. A number
Stop cranking and
wait for message to
appear.
BATTERY
RESISTANCE
(milliohms test 73;
milliohms/seconds
test 75)
c. .9.9.9.9
Beyond range of
VTM, cannot be
measured.
d. Error message
See page 3-242
e. (- - - -)
VTM lost power
during test.
Batteries may be
too weak. Try
powering VTM
using external
source.
5. Observe VTM reading.
a. If test 73 VTM reading is 25 or less, test
passes.
b. If test 73 VTM reading is over 25, test
fails.
c. If test 75 VTM reading is 50 or less, test
passes.
d. If test. 75 VTM reading is over 50, test
fails.
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Change 4
3-291
