NORTHROP GRUMMAN Sperry Marine NAVIGAT X MK 2, Assembly Instructions Manual

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056341 Rev. AA NAVIGAT X Mk 2
Page 8-4 8: Gyroshpere Installation and Service
6) Take off the upper section of the gyro-
sphere container and place it upside
down on the work surface.
Caution
Take care not to damage the contact pins.
7) Take the plastic bowl from the replacement parts kit and place it on the
work surface, next to the lower section of the gyrosphere container.
8) Open the gyrosphere carrying box and take off the top foam rubber pad.
9) Placing a thumb in the recess, lift the gy-
rosphere out of the box and place it up-
right on the plastic bowl. A label carrying
the gyrosphere serial number will be
found in the recess of the sphere. An-
other label with the wheelmark logo will
be found inside the plastic bag in the
transport box. Put the labels aside, these
are later to be affixed to the outside of
the gyrosphere container.
10) Take the protective capsule containing
the phial with mercury and insulating
fluid from the installation and replace-
ment parts kit. Take the phial out of the
capsule.