TM-9-2320-361-24-1

2-1/2 TON, 6X6, M44A2 SERIES TRUCKS

TECHNICAL MANUAL; FIELD AND SUSTAINMENT MAINTENANCE PART 1 OF 2

AUGUST 2006

TM-9-2320-361-24-1 - Page 316 of 1176

TM 9-2320-361-24-1

0018 00

0018 00-12

SIMPLIFIED TEST EQUIPMENT FOR INTERNAL COMBUSTION ENGINE—

REPROGRAMMABLE STE/ICE-R NO-GO CHAIN TROUBLESHOOTING (Contd)

Table 2. STE/ICE-R No-Go Chain Test (Contd).

INSTALL CURRENT PROBE:

• Install current probe around output wire

on alternator.

• Point arrow on probe away from

alternator.

1

DO CURRENT PROBE OFFSET:

• Turn off vehicle electrical power.

• Dial 90 into TEST SELECT switches.

• Press and hold TEST until CAL message

appears on display.

• Release TEST.

• Wait for offset value to appear on display.

• Is offset value within limits of –225 to +225?

2

CHARGING CIRCUIT TESTS

NG50

TK

MODE

NOTE

Test GO 1 (WP 0017 00), VTM Connections and Checkout,

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

• Proceed to TM 9-4910-571-12&P

for offset fault isolation.

CAUTION

Turn vehicle engine off prior to connecting

probe to alternator, or damage to

equipment may occur.

• Proceed to step 3.

NO

YES

TEST NO.

TEST

03

90

MAX VALUE DETECTED

FOR NEXT TEST.

0–1500 AMPS DC

3

PROMPTING

MESSAGE

NOTE

Current probe should be at least

10 inches from alternator, if

possible.