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 300 of 1176

TM 9-2320-361-24-1

0017 00

0017 00-18

SIMPLIFIED TEST EQUIPMENT FOR INTERNAL COMBUSTION ENGINE—REPROGRAMMABLE

(STE/ICE-R) GO CHAIN TROUBLESHOOTING (Contd)

Table 2. STE/ICE-R Go Chain Test (Contd).

NG90

(WP 0018 00)

2

NO

YES

CAUTION

Governor operation must be checked before

performing power test to avoid possible engine

damage.

MAXIMUM

GOVERNOR SPEED

2850 RPM

• Press further on accelerator to full throttle.

• Does engine RPM remain below maximum

at full throttle?

• Proceed to step 2.

CHECK GOVERNOR OPERATION

• Watch the VTM display.

• Increase engine speed to maximum governor

speed shown below.

1

GOVERNOR CHECK/POWER TEST

G07

TK

MODE

• Is engine RPM greater than upper limit?

• Adjust throttle control linkage

(WP 0070 00).

• Engine RPM is below lower limit.

• Proceed to Governor/Power Test

Fault Isolation, Test NG 90

(WP 0018 00).

NO

YES

NOTE

Test GO1, VTM Connections and Checkout, must be

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