Nexen DB 835071 - Manual (Page 8)

8
FORM NO. L-20011-J-0711
FRICTION FACING REPLACEMENT
1. Remove the two Hex. Head Screws (Item 9), Hex. Nuts
(Item 10), Lock Washers (Item 9), and Flat Washers
(Item 14); then, remove the two Air Chambers (Item 2)
from the ''T'' Support (Item 12) (See Figure 5).
2. Separate the two Air Chambers (Item 2) (See Figure
5).
3. Remove the Flat Head Cap Screws (Item 6) securing
the old Shoe Assemblies (Item 1) to the Piston (Item
3) (See Figure 5).
4. Apply Loctite® 242 to the threads of the Flat Head
Screws (Item 6); then, secure the new Shoe Assemblies
(Item 1) to the Pistons (Item 3) (See Figure 5).
5. Tighten the Flat Head Cap Screws to 22 In. Lbs. [2.5
N•m] torque.
NOTE: Some Model DB-Disc Caliper Brakes use a Spacer
(Item 15) that must be installed onto the Guide Pin
(Item 4) when the Caliper Brake is reassembled.
6. Slide the Compression Spring (Item 11) onto the
Guide Pin (Item 4); then, insert the two Air Chamber
Spacers (Item 13) and slide the two Air Chambers
together (See Figure 5).
7. Using the two Hex. Head Screws (Item 8), Hex. Nuts
(Item 10), Lock Washers (Item 9), and Flat Washers
(Item 14), secure the two Air Chambers (Item 2) to the
''T'' Support (Item 12) (See Figure 5).
13
3
2
1
9
FIGURE 5
15
2
12
8
10
14
11
4
6
8
1 14