Emerson Rosemount Oxymitter 4000 Reference Manual page 141

July 2018
3.
4.
5.
Maintenance and Service
Disconnect the heater and signal wire connectors from the mating connectors on
the heater strut assembly (32).
NOTE
The integral electrical barrier/feed-through is thread-locked into the electrical hous-
ing and cannot be removed.
Make sure the O-ring (31) is in good condition. Replace O-ring if damaged.
Make sure that the conduit port of the electronic housing is on the same side as
the CAL and REF gas ports. Install four washers (21) and screws (22). Tighten
screws.
Rosemount Oxymitter 4000
141