Column Reassembly.

TM 10-3930-630-34

slightly below surface and that surface is clean.

the proper valve timing of the unit.

(3) Place end plate (20) over control spool and

There are 12 teeth on the spline and

sleeve. Align holes in plate with tapped holes in

6 on the gear. Alignment will be

housing.

right in 6 positions and wrong in 6

(4) Install rotor (19) on assembly and align screw

positions. Should the parts slip out

holes.

of position during installation, make

(5) Place splined end of drive shaft (21) in rotor

certain it is corrected.

splines. Slot in end of drive shaft must be aligned with

(7) Install drive shaft and rotor into rotor ring (19),

outside diameter valleys of gear as shown in figure 8-7.

drive shaft first, and slowly rotate until cross slot in drive

shaft engages cross pin. Splined end of drive shaft will

drop against rotor when slot engages pin.

(8) Place end cap (18) over assembly and install

screws (17), finger tight, to maintain alignment of parts.

(9) Secure assembly in vise and torque screws to

150 inch pounds (18.5 N ).

d. Column Reassembly.

(1) Note match marks on column (14) and secure

column to mounting plate with screws (13). Torque

screws to 280 inch pounds (7728.0 cm/g).

(2) Install retaining ring (12), bearing (11), and

second retaining ring (10) on shaft (9).

(3) Install horn wire (4) through washer (7), spring

(6), ferrule (5) and partially through shaft (9). Bring wire

out of shaft and connect to contact ring (15).

(4) Insert insulator (16) into contact ring and slide

both parts, gradually pulling back on horn wire, on shaft

(9).

(5) Insert shaft into column (14) and secure with

TA067426

large retaining ring (8). Rotate shaft to engage splines

Figure 8-7. Drive shaft alignment.

on shaft with splines in spool.

(6) Install brush assembly (2) on column with

(6) Push splined end of drive shaft (21) through

brushes in contact with contact ring. Secure brush

rotor until spline extends about one-half its length

assembly with screws (1).

beyond rotor surface. Note position or direction of cross

(7) Install connector (3) on brush wire.

pin (34) in the assembly.

e. Installation. Refer to TM 10-3930-630-12 and

CAUTION

install steering wheel and horn button.

Refer to

Alignment of cross slot in shaft with

paragraph 2-17 and install steering valve.

valleys of gear (fig. 8-7) determines

8-8