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 226 of 801

TM 9-2320-273-34

WARNIN G

Some tests require the ratio selector lever to

be moved from the neutral position.

Before any of the transmission operation

tests are made disconnect the truck drive

shaft from the yoke of the transmission,

refer to TM 9-2320-273-20.

a. Output Clutch Engagement Test and Adjustment.

The four pressure ranges for output clutch

engagement are tested as follows:

(1)

Place the transmission charging valve on the ratio selector to the OFF position (knob out),

(2)

Remove engine retarder clutch override switch from test port for output clutch (5, fig. 7-47).

7-48

Figure 7-47. Transmission Control Test Points.