Komatsu 830E Shop Manual page 383

SHIM PACK CHART
Shim Pack 0.010 in.
Required (in.) Shim Qty.
0.000 – 0.005
0.005 – 0.015
0.015 – 0.025
0.025 – 0.035
0.035 – 0.045
0.045 – 0.055
0.055 – 0.065
0.065 – 0.075
0.075 – 0.085
0.085 – 0.095
0.095 – 0.105
0.105 – 0.115
0.115 – 0.125
0.125 – 0.135
0.135 – 0.145
0.145 – 0.155
0.155 – 0.165
0.165 – 0.175
0.175 – 0.185
15. Install two 7/8 UNC-16 in. studs in the two center
caliper mounting capscrew holes for the upper
brake caliper (5).
16. Install park brake bracket (3).
17. Install outboard disc (16) with four equally spaced
mounting capscrews (15). Tighten, but do not
establish final torque at this time.
18. Measure distance from outer face of park brake
bracket (3) [caliper mounting surface] to inner
face of outboard disc (Dimension "B", Figure 6-3).
19. Subtract distance determined in Step 18 from
4.375 in (11.113 cm). This difference is the shim
pack thickness to be placed between adapter (8)
and outer brake disc (16). Refer to Shim Pack
Chart.
20. Make up shim pack from Shim Pack Chart.
21. Remove outer disc and install inner half of caliper
(5) over the two studs.
22. Install shim pack determined in Step 19 on
adapter (8).
23. Install outboard disc (16) and bushings (14).
Install capscrews and flatwashers (15). Tighten
capscrews to standard torque.
J06020
0.040 in.
Shim Qty.
0 0
1 0
2 0
3 0
0 1
1 1
2 1
3 1
0 2
1 2
2 2
3 2
0 3
1 3
2 3
3 3
0 4
1 4
2 4
Rockwell Armature Speed Rear Disc Brakes
24. Remove studs and install outer caliper half (5) and
secure in place with capscrews and flatwashers
(4). Tighten capscrews to standard torque.
FIGURE 6-3. REAR DISC BRAKE
1. Capscrew/Flatwasher
2. Adapter
3. Park Brake Bracket
4. Capscrew/Flatwasher
5. Brake Assembly
6. Shim
7. Capscrew/Flatwasher
8. Adapter, Brake Disc
9. Adapter, Brake Disc
10. Bushing
Note: Two-Piece
Adapter (9 & 20) Shown
11. Capscrew/Flatwasher
12. Capscrew/Flatwasher
13. Shim
14. Bushing
15. Capscrew/Flatwasher
16. Disc
17. Capscrew/Flatwasher
18. Brake Assembly
19. Disc
20. Armature Shaft Drive
J6-3