TM-9-2320-280-34
TRUCK, UTILITY: M998 SERIES
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE
JANUARY 1996
TM-9-2320-280-34 - Page 930 of 1258
TM 9-2320-280-34
1 7 - 1 4 4
Change 1
m. Rear Servo
Install spring (5), servo piston (4), gasket (3), and servo cover (2) in transmission case (6) with six
capscrews (1). Tighten capscrews (1) to 18 lb-ft (24 N
•
m).
n. Control Valve Assembly (1995-1996)
1.
Install eight checkballs (7) in passages of transmission case (6).
2.
Install screen (9) in transmission case (6).
3.
Position control valve assembly (8) on transmission case (6).
4.
Install fluid pressure switch assembly (14) on control valve assembly (8) with six capscrews (13)
finger tight.
5±
.
Install spring and roller assembly (15) on control valve assembly (8) with two capscrews (10) finger
t i g h t
.
6
.
Install three wiring harness clips (17), fluid indicator stop (12), and lube pipe retainer (11) on valve
assembly (8) with ten capscrews (10) (1995 transmission) or sixteen capscrews (10) (1996 transmission)
and three capscrews (16) finger tight.
7±
.
Install lube pipe (19) on transmission case (6) and valve assembly (8) with clip (20) and capscrew (21).
8.
Position wiring harness (18) over control valve assembly with electrical connector going through
transmission case (6).
9.
Connect wiring harness (18) to pressure control solenoid (27), PWM solenoid assembly (26), 2-3 shift
solenoid (25), 1-2 shift solenoid (24), connector (23), and transmission fluid pressure switch assembly (±2±2±)±
.
10.
Tighten twenty-two capscrews (10) and (13) (1995 transmission) or twenty-eight capscrews (10) and
(13) (1996 transmission) to 97 lb-in. (11 N
•
m) in sequence shown, A through V.
1 7 - 3 0 . TRANSMISSION ASSEMBLY FROM SUBASSEMBLIES( 4 L 8 0 - E )
( C o n
t
’ d )
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