Nexen FMCB-7-38 801613 - Manual (Page 9)

FORM NO. L-20179-H-1209 9
ParTS rePlaCeMenT - FrICTIOn FaCInGS
note:
If an Input unit is installed on the FMCB, it must be
removed before servicing the FMCB. loosen the
Set Screw (Item 27) to release the FMCB from the
Input unit shaft.
1. Remove the four Socket Head Cap Screws (Item 13)
and separate the two halves of the FMCB.
2. Remove the six old Flat Head Screws (Item 7) and the
first old Friction Facing (Item 8).
3. Align the holes in the Splined Disc (Item 9) with the
Flat Head Screws (Item 7) that secure the second
split Friction Facing (Item 11).
4. Remove the six old Flat Head Screws (Item 7) and the
second old Friction Facing (Item 11).
5. Install the first new split Friction Facing (Item 11) and
six new Flat Head Screws (Item 7).
6. Tighten the six new Flat Head Screws (Item 7) to 2.5
Nm [22 in-lb] torque.
7. Install the second new Friction Facing (Item 8) and six
new Flat Head Screws (Item 7).
8. Tighten the six new Flat Head Screws (Item 7) to 2.5
Nm [22 in-lb] torque.
9. Apply a drop of Loctite ® 242 to the threads of the
Socket Head Cap Screws (Item 13).
10. Install and tighten the four Socket Head Cap Screws
(Item 13) securing the two halves of the FMCB to
33.2 Nm [24.5 ft-lb] torque.
FrICTIOn FaCInGS
FMCB 130-19 AND 130-24
R
eFeR to
F
iguRes
4 & 5.
nOTe: The following sections are arranged by model. Verify that you are in the correct section for your model.
Figure 4
Socket Head Cap
Screw (Item 13)
Set Screw (Item 27)
Figure 5
11
9
11
8
7
Insert screwdriver to
remove second split
Friction Facing.