TM-9-2320-273-10

TRUCK, TRACTOR, LINE HAUL; LIGHT EQUIPMENT TRANSPORTER; TRUCK CHASSIS; MEDIUM EQUIPMENT TRANSPORTER

TECHNICAL MANUAL; OPERATOR’S MANUAL

DECEMBER 2012

TM-9-2320-273-10 - Page 126 of 452

Table 21. Transmission Air Control M915 through M920, Fan Clutch Actuator

Override M919, PTO Control M916 and M920, and Pusher Axle Controls M917,

M919, and M920

.

1

2

3

4

CONTROL

PRESSURE

KNOB

SET

SCREW

AIR PRESSURE

GAUGE

PUSHER

AXLE

CONTROL

Figure 21. Transmission Air Control M915 through M920, PTO Control M916 and

M920, Fan Clutch Actuator Override M919, and Pusher Axle Controls M917, M919,

and M920.

Key

Control/Indicator

Function

1.

Power Take-Off

Control

(M916 and M920)

With transmission in 1st gear, pull cable knob to engage

power take-off unit, then place transmission in neutral.

Push cable knob to disengage power take-off unit. When

PTO has disengaged, the indicator light will go off.

2.

Fan Clutch Actuator

Override

(M919 Only)

The override switch is used during mixing operations of

the Concrete-Mobil® mixer to prevent the fan clutch

from disengaging. Refer to TM 5-3895-372-10 for

speciﬁc operation instructions. Place the switch in the

override on position to override the fan clutch actuator

and in the automatic position for normal fan clutch

operation.

TM 9-2320-273-10

0005

0005-28