TM-9-2320-346-10

TRUCK, COMMON BRIDGE TRANSPORT (CBT), 8X8 M1977A4 W/WINCH AND M1977A4 W/O WINCH

TECHNICAL MANUAL; OPERATOR'S MANUAL

OCTOBER 2008

TM-9-2320-346-10 - Page 850 of 1184

Alison

TRAILER

AIR SUPLY

M

M

B.O

SELECT

INTER

AXLE

8X8

B.O

LIGHTS

HIGH

IDLE

1

2

0

1

2

M

M

CHEM

ALARM

HYD

ENABLE

AUX

HYD

GPFU

HYD

ENABLE

SWITCH

MAIN HYD

ENABLE

INDICATOR

Figure 1.

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. (WP 0047)

3.

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

shows 18 or more.

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