TM-9-2320-386-24-1-1

2-1/2-TON, 6X6, M44A3 SERIES TRUCKS (DIESEL)

TECHNICAL MANUAL; EXTENDED SERVICE PROGRAM (ESP); UNIT, DIRECT SUPPORT AND GENERAL SUPPORT; MAINTENANCE MANUAL; VOLUME 1 OF 2

MAY 2001

TM-9-2320-386-24-1-1 - Page 134 of 1078

TM 9-2320-386-24-1-1

0017 00

0017 00-16

Table 2. STE/ICE-R NO-GO-Chain Tests (Contd)

NOTE

Test G01, VTM Connections and Checkout, must be

performed before running any other STE/ICE-R test.

BATTERY TESTS

NG81

DCA

MODE

1

MEASURE BATTERY RESISTANCE CHANGE:

• Dial 75 into TEST SELECT. Press and release TEST.

• Does GO appear?

NO

YES

• Hold open fuel shutoff switch.

• Engage starter switch until

OFF appears on the display.

• Wait for display to change.

• Is a test value displayed?

PROMPTING

MESSAGE

PROMPTING

MESSAGE

TEST NO.

TEST

75

BATTERY

RESISTANCE CHANGE

(CURRENT PROBE)

• Error message is displayed.

• Refer to TM 9-4910-571-12&P,

correct as necessary, and

repeat step 1.

1

YES

NO

• If display shows GO, there is a bad connection

in the starter circuit. Check cables and con-

nections to starter and retest. If display still

shows GO, then you may have a very poor

battery. Charge battery and retest.

• If display shows .9.9.9.9 there may be a bad

connection on a battery. Clean and tighten

battery connections and retest.

• If display shows E013 three consecutive times,

or – – – –, or .9.9.9.9 after a battery has been

charged, replace battery (WP 0122 00).

• If display shows – – – –, or .9.9.9.9, a battery

may be in a discharged state. Check battery

electrolyte level, charge battery, and then

retest (TM 9-6140-200-14).

• Is resistance change less than above limit?

• Value of 50 milliohms/sec is displayed.

NO

YES

• Proceed to step 2.

• Proceed to step 3.

2

3