Nexen STB600 927239 - Manual (Page 8)

8 FORM NO. L-20300-C-0511
Refer to Figure 6.
1. Pull out on the Finger Nut (Item 32) of the Facing Pin
(Item 7) to release the Friction Facing Assembly (Item
4).
2. Slide the old Friction Facing Assembly (Item 4) out of
the STB.
3. Slide a new Friction Facing Assembly (Item 4) into the
STB.
4. Release the Finger Nut (Item 32) allowing the Facing
Pin (Item 7) to lock the new Friction Facing Assembly
(Item 4) in place.
5. Repeat Steps 1-4 until all six of the Friction Facing
Assemblies (Item 4) have been replaced.
Friction
Facing
Assembly
(Item 4)
FIGURE 6
Finger Nut
(Item 32)
on
Facing Pin
(Item 7)
B
C
A
B
C
A
FRICTION FACING ASSEMBLY REPLACEMENT
Refer to Figures 7 -12.
1. Pull out on the Finger Nut (Item 32) of the Facing Pin
(Item 7) to release the Friction Facing Assembly (Item
4).
2. Slide the old Friction Facing Assembly (Item 4) out of
the STB.
3. Repeat Steps 1 and 2 until all six of the Friction Facing
Assemblies (Item 4) have been removed.
4. Remove the six Socket Head Cap Screws (Item 25).
5. Remove the Endcap (Item 3) and Cylinder (Item 1).
6. Remove the six Socket Head Cap Screws (Item 26);
then, separate the Cylinder (Item 1) from the Endcap
(Item 3).
NOTE
There are three sizes of Diaphragms (See Table 2).
When replacing the six Diaphragms, make sure the
correct size Diaphragm is used for each Diaphragm
location.
7. Remove the six old Diaphragms (Items 12, 13, and 14)
from the Endcap (Item 3).
8. Remove the six old O-Rings (Item 31) from the ends
of the Pistons (Items 8, 9, and 10).
PARTS REPLACEMENT
FIGURE 8
B
C
A
B
C
A
25
1
11
3
Finger Nut
(Item 32)
on
Facing Pin
(Item 7)
FIGURE 7
Friction
Facing
Assembly
(Item 4)
B
C
A
B
C
A