ManualNightFighterInstallation.doc
Prnt Spec. 10000005389(B) Mat. 10035581
07/23/02
Page 5 of 15
Installing the Adapter Assembly for MMR with Slide Connection
1. Thread the adapter assembly into the facepiece. If necessary, use component housing cover
to continue to tighten until the top flat on the octagon is horizontal.
Installing the Component Housing Cover for MMR
1. Place the component housing cover over the adapter assembly. Tilt and rotate the cover to
work it over one bayonet at a time.
2. Insert the tab on the cover into the slot in the lens ring.
3. Press in on the front of the cover until the cover hook snaps into place.
4. Install the locking ring by sliding it into the groove on the adapter. (Do not slide it into the
space between the slip nut flange and the adapter flange.)
5. Place the spacers and the neckstrap brackets in the cover sockets under the locking ring.
Install the Phillips screws through the bracket, spacer, cover and metal top of bracket and
tighten.
6. Verify each of the following features:
a. The adapter bayonets are locked into a horizontal position and can NOT be rotated.
b. The slip nut is threaded completely into the facepiece and locked securely. It can NOT
be rotated.
c. The metal locking ring is locked into position and can NOT be rotated.
d. There is no loose play in the assembly of parts.
7. Don the facepiece and check the face-to- facepiece seal. Follow the Facepiece Fit Check
procedures in the MMR Operations and Instructions Manual.
Installing the Component Housing Cover for MMR with Slide Connection
1. Place the component housing cover over the adapter assembly.
2. Insert the tab on the cover into the slot in the lens ring. Press in on the front of the cover until
the cover hook snaps into place.
3. Line up the screw holes in the cover with the metal tab of mounting bracket and threaded
inserts in the housing.
4. Place the neckstrap brackets into the cover sockets. Install the new Phillips screws and
tighten.
