Campbell Scientific CC5MPX and CC5MPXWD Digital Network Cameras - Manual (Page 108)

Section 19. Maintenance
19-2
19.3 CC5MPX O-Rings
There are three O-rings that should be inspected on the camera. If any of the
O-rings look cracked or damaged, then they will require replacement. The
locations of the three O-rings are shown in FIGURE 19-2 through FIGURE
19-4.
FIGURE 19-2. Backplate O-ring
FIGURE 19-3. Button Cap O-ring
Backplate
O-ring
Button Cap
O-ring