Chevrolet Light Duty Truck 1973 Service Manual page 214

3 -4 0 FRONT SU SPEN SION
FREE-WHEELING HUB
The free wheeling hub assemblies used on the front
wheels are serviceable.
K10 Series (Fig. 54)
Removal (Fig. 52)
1. Turn actuator lever to set hub to "LOCK" position
(fig. 53) and raise vehicle on hoist.
2. Remove six retaining plate bolts and remove
retaining plate actuating knob and "O" ring.
3. Remove internal snap ring, outer clutch retaining
ring and actuating cam body.
4. Relieve pressure on the axle shaft snap ring and
remove snap ring.
5. Remove the axle shaft sleeve and clutch ring
assembly and inner clutch ring and bushing
assembly.
. Remove pressure spring and spring retainer plate.
6
9 8 7 6 5 4
1. Spring Retainer Plate
2. Pressure Spring
3. Inner C lutch Ring and
Bushing Assembly
4. A xle Shaft Sleeve and
C lutch Ring Assembly
5. O uter C lutch Retaining Ring
6. Internal Snap
Ring
Fig. 52—Hub Assembly — K-10
CO M PO N EN T PARTS REPLACEMENT
1
2
3
7. " O " Ring
8. Retaining Plate
9. Retaining Plate Bolts
and Seals
10. A ctu a to r Knob
11. A xle Shaft Snap
Ring
12. " O " Ring
13. A ctu a tin g Cam Body
Disassembly
1. Remove actuator knob and "O " ring from
retaining plate, discard "O" ring and replace with a
new "O " ring during assembly.
2. Slide inner clutch ring and bushing assembly from
axle sleeve and clutch ring assembly.
Inspection
1. Wash all parts in solvent and air dry.
2. Inspect all parts for wear, cracks or broken teeth.
3. Replace all "O" rings during assembly.
Assembly
Place new "0 " ring seal on actuator knob. Apply lubri-plate
to " " ring and place actuator knob in retaining plate.
0
Installation
All parts should be lubricated during assembly to
prevent deterioration before the unit is put into service.
1. Install spring retainer plate (flange side facing
bearing) over spindle nuts and seat retainer against
bearing outer cup.
2. Install pressure spring into position. Large O.D.
seats against spring retaining plate.
FREE POSITION
LOCK POSITION
Fig. 53—Hub Key Position — Typical
LIGHT DUTY TRUCK SERVICE MANUAL