TM-9-2320-283-20-2

TRUCK TRACTOR, LINE HAUL, 50,000 GVWR, 6X4, M915A1

TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE PART 2 OF 3

DECEMBER 1983

TM-9-2320-283-20-2 - Page 820 of 852

TM 9-2320-283-20-2

BRAKE SYSTEM.

3-199. AIR DRYER REPAIR (Continued).

LOCATION/ITEM

ACTION

REMARKS

E. ASSEMBLY (Continued). I

38. Valve assembly

Lubricate and screw into

Use silicone grease

(18)

item (35)

lubrication.

39. Diaphragm (32),

Install in item (28)

Item (28) should be new.

washer (31), and

Rounded end of item (31)

screw (30)

should be facing item

(32).

40. Cover (28) and

Install on item (18).

three screws (29).

41. New O-ring (16)

Lubricate and install into

Use silicone grease

groove of item (2)

lubrication.

42. Cover assembly

a. Lubricate

Use silicone grease

(17)

lubrication.

b. Press into item (2) as far

as it will go.

c. Install item (39)

Assistant may be

required.

d. Secure with three items

(37) and (38).

NOTE

The rubber boot installs over the

heater wire which connects to the

electrical terminal.

The boot should

be

placed in a plastic bag

and taped

to the air dryer assembly for use

during installation.

Follow-on maintenance action required:

Install air dryer (para 3-198).

3-1192