4 C2478M-B-ML (2/05)
Preinstallation
English
1
Loosen
the V-band attached to the back box and let it hang to
the side.
2
Prepare the lower dome for installation:
a. Remove the O-ring from the lower dome.
b. Lightly apply O-ring lubricant (supplied) to the O-ring.
c. Reinstall the O-ring in the groove on the trim ring.
IMPORTANT:
Use the supplied O-ring lubricant to ensure an air-
tight seal when installing the lower dome.
3
Attach the back box leash to the lower dome, and let the lower
dome hang to the other side of the back box.
B