TM-9-2320-431-10-2

TRUCK, WRECKER, 8X8, M984A1

TECHNICAL MANUAL; OPERATOR'S MANUAL; PART 2 OF 2

JUNE 2009

TM-9-2320-431-10-2 - Page 105 of 712

CONDITION/INDICATION

Is PTO engaged?

DECISION

PTO engaged. - Test 4 - Does engine start or run roughly after proper warm-up, and/

or does not make full power or makes excessive exhaust smoke?

PTO disengaged. - Test 2 - Does air filter restriction indicator show red and/or VACUUM

INCHES H2O window show 18 or more after being reset?

TEST 2 - Does air filter restriction indicator show red and/or VACUUM INCHES H2O

window show 18 or more after being reset?

1.

Reset air filter restriction indicator.

2.

Start engine. (Volume 1, WP 0044)

3.

Check if air filter restriction indicator is red and/or VACUUM INCHES H2O window

shows 18 or more.

TM 9-2320-431-10-2

0145

0145-3