TM-9-2320-283-20-1

TRUCK TRACTOR, LINE HAUL, 50,000 GVWR, 6X4, M915A1

TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE PART 1 OF 3

DECEMBER 1983

TM-9-2320-283-20-1 - Page 471 of 926

TM 9-2320-283-20-1

STE/ICE TROUBLESHOOTING.

2-19.

VEHICLE TESTING TROUBLESHOOTING PROCEDURES (Continued).

(2)

Minimum Value (Test 02).

This test displays the minimum value measured during a test.

To initiate a

minimum value display, dial 02 into the TEST SELECT

switches and press

and release

the TEST

button.

The

prompting message PASS will signal the mechanic to dial the desired test number and again press and release the TEST

button.

The minimum value is displayed and updated whenever a

lower minimum value is measured.

Entering 02

and

the test number again will reset the process and a new minimum value will be displayed.

(3)

Maximum Value (Test 03).

This test displays the maximum value measured during a test.

To initiate a

maximum value display, dial 03 into the TEST SELECT switches and press and release the TEST button.

The maximum

value is displayed and updated whenever a higher maximum value is measured.

Entering 03 and the test number again

will reset the process and a new maximum value will be displayed.

(4)

Peak-to Peak Value (Test 04).

This test displays the peak-to-peak value of alternator/generator output

volts (82), 45 volts DC (89), 1500 amps DC (90), and battery volts (67).

To start a peak-to-peak measurement, dial 04 into

the TEST SELECT switches and press the test button.

The prompting message PASS will signal the operator to dial in

one of the four numbers (82, 89, 90, or 67) and again press the TEST button.

2-346