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 322 of 1176
TM 9-2320-361-24-1
0018 00
0018 00-18
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).
NO
YES
STARTER CIRCUIT TESTS
TK
MODE
NOTE
Test GO 1 (WP 0017 00), VTM Connections and Checkout,
must be performed before running any other STE/ICE-R test.
CHECK STARTER CIRCUIT RESISTANCE:
• Shut off fuel.
• Press TEST.
• When GO appears, attempt to crank engine.
• Stop cranking engine when VTM displays
OFF or an error message.
• Is a number displayed?
2
NOTE
While cranking engine with bad or discharged
batteries, it is possible for VTM to lose power and
come on again after cranking has stopped,
displaying four dashes. If this occurs, clean
battery posts and clamps and try again. If VTM
still loses power, connect VTM power cable to good
batteries in another vehicle and perform following
test using test probe cable W2.
• Proceed to next page.
TEST NO.
TEST
74
STARTER CIRCUIT
RESISTANCE
NG80
DO CURRENT PROBE OFFSET:
• Connect cable W5 to batteries.
• Turn off vehicle electrical power.
• Dial 74 into TEST SELECT switches.
• Press and hold TEST until CAL message
appears on display.
• Release TEST.
• Wait for offset value to appear.
• Is offset value within limits of –225 and +225?
1
PROMPTING
MESSAGE
• Proceed to TM 9-4910-571-12&P
for offset fault isolation.
PROMPTING
MESSAGE
CURRENT PROBE TK11
& TK CABLE W4
(CURRENT PROBE ON CABLE TO STARTER)
RIGHT
FRONT
OF
VEHICLE
➮
POWER
CABLE W5
W5 CABLE INSTALLATION
- BLACK
+
RED
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