TM-9-2320-273-34

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

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

DECEMBER 1980

TM-9-2320-273-34 - Page 225 of 801

TM 9-2320-273-34

7-6.

four

Installation.

a.

Mount ratio selector (fig.7-3) on its mounting bracket, aline shift tower brace, and secure with

capscrews and washers. Tighten to 36 ± Ib-ft (49 + 3 N•m).torque.

b.

screws.

c.

CAUTIO N

In step

b,

make sure that holes in gasket

line up with holes in ratio selector.

Connect umbilical cord gasket and mounting flange to ratio selector and secure with three cap

Tighten to 36 ± 2 Ib-ft (49 ± 3 N•m) torque.

Connect three wires to terminal strip, as shown in illustration.

Section Ill. TRANSMISSION CASE

7-7. On Vehicle Maintenance.

The following components can be maintained with the transmission installed

on the vehicle.

a.

Pressure Regulator

b.

Quick-Fill Valve

c.

Oil Pump (pressure test only)

d.

Rear Bearing Support Housing, Bearing, and Seals

e.

Rear Clutch

7-8. Pressure Regulator. The pressure regulator (fig. 7-46) changes the air pressure supplied by the vehicle

air system to the correct air pressure needed to engage the output clutch of the transmission.

Figure 7-46. Pressure Regulator

7-47