TRUCK SERVICE MANUAL
ENGINE
1.
Body
12.
Depth Collar
20.
Adjusting Pin
33.
Jam Nut
2.
Drive Bracket
14.
Knob
28.
Base Plate
34.
Washer
3.
Drive Shaft
15.
Guide Plate
29.
Spacer
39.
Guide Plate
5.
Drive Sprocket
17.
Tool Locating Plate
30.
Capscrew
40.
Adapter
7.
Drive Chain
18.
Capscrews
31.
Bolt
48.
Universal Joint
10.
Driven Sprocket
19.
Tool Bit
32.
Nut
49.
Roll Pin
Fig. 1-15, (V40172). ST-1168 Boring Tool.
pulling up on retractor knob while pushing down on set collar.
15. With drill on half inch drive of boring tool (ST-1168-3),
bore hole until drill freewheels. About half way down during
13. Loosen set collar setscrew and back off collar
cut, tool bit begins cutting out old counterbore ledge, operator
counterclockwise until salvage sleeve can be placed between
should have a firm grip on drill to be prepared for increased
collar and boring machine main body as a depth indicator.
load on drill from added metal being cut. Stop immediately
Tighten setscrew in set collar. Remove feeler gauge.
when drill freewheels.
Note: This spaces the set collar to cut a depth 0.
inch
16. Retract tool holder by pulling up on retractor knob.
[0.10 mm] less than total height of salvage sleeve to be used.
Remove tool bit from tool holder. Clean away all shavings and
14. Place 1/2 inch drive flex adapter (ST-1168-48) in a 1/2
deburr bore with emery cloth.
or 3/4 inch heavy duty (10 amperes or more) hand drill.
CAUTION
INSTALLING SALVAGE SLEEVE
Do not use drill rated less than 10 amperes or over
1. Clean bore thoroughly with a nonpetroleum base
450 rpm.
solvent or cleaner.
346
