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 587 of 801

TM9-2320-273-34

LEGEND:

1.

GOVERNOR

2. VALVE HOUSING

3.

LOCKNUT

4.

ADJUSTING SCREW

5. COVER

(9) Slowly bleed

Observe the following:

TA 074392

Figure 14-42. Adjust Air Compressor Governor.

off air pressure by opening a drain petcock on one of the air reservoirs.

(a) The cut-in pressure should be between 102 and 108 psi (763-745 kPa), If the cut-in

pressure is below 102 psi, hold the adjusting screw (4) so it won’t turn, and rotate the exhaust valve housing

(2) out (counterclockwise) one-sixth of a turn,

(b)

If the cut-in pressure is above 108 psi (745 kPa), hold the adjusting screw (4), and turn

the exhaust valve housing (2) in (clockwise) one-sixth of a turn.

14-40