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 332 of 1176

TM 9-2320-361-24-1

0018 00

0018 00-28

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).

YES

NO

GOVERNOR/POWER TEST FAULT ISOLATION

NG90

TK

MODE

REMOVE AIR CLEANER–REPEAT POWER TEST:

• Remove air cleaner (WP 0052 00) from air intake housing.

• Repeat power test—GO 7, step 2.

• Does engine pass power test with air cleaner out?

1

NOTE

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

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

NOTE

If vehicle has failed power test, start with step 1. If

vehicle has failed governor checks, start with step 2

on next page.

CAUTION

Check that air inlet is clear of tools, debris, dirt, and dust before performing

following test. Failure to do so may cause damage to engine when vehicle is started.

• Install new air cleaner element (WP 0052 00).

• Reinstall air cleaner.

CAUTION

• Do not perform more than 2 compression unbalance

tests in a row to prevent discharge of vehicle batteries.

• Engine must be at normal operating temperature before

performing compression unbalance test to ensure

accurate compression unbalance results.

NOTE

The compression unbalance test takes

approximately 15 seconds to run.

• Proceed to next page.

NOTE

After completing repair, rerun GO Chain tests (WP 0017 00)

to verify that problem is fixed and no other problems exist.