TM-9-2320-342-10-1

TRUCK, WRECKER, 8X8 M984A4

TECHNICAL MANUAL; OPERATOR'S MANUAL

OCTOBER 2008

TM-9-2320-342-10-1 - Page 230 of 1428

Table 1.

Instrument Panel Controls and Indicators. - Continued

Key

Control/

Indicator

Function

43

OVER SPEED

Indicator

Illuminates (red) when engine speed exceeds 2,450 RPM.

44

STOP ENGINE

Indicator

Illuminates (red) when engine oil pressure, manifold air

temperature, and/or engine coolant temperature/fluid level is

outside safe operating limits.

45

Automatic

Traction

Control

Indicator (ATC)

Flashes (amber) when traction control system is

automatically activated during vehicle operation. Illuminates

steady (amber) when traction control is experiencing a fault

and/or ABS Disable Switch (50) is set to on position.

46

ABS Disabled

Indicator

Illuminates (amber) when anti-lock disable switch is set to on

position.

47

SPARE TIRE

LOOSE

Indicator

Illuminates (amber) when spare tire carrier is unlatched.

48

B.O. SELECT

Switch

Setting the blackout service select switch to on position

disables the master lighting switch (all functions including

brake lights, turn signals, and emergency flashers), work light

switch, beacon light switch, dome light switch, electric horn,

and reverse alarm.

49

B.O. LIGHTS

Switch (Three-

Position)

The blackout lights switch is a three-position switch:

DOWN - off.

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