Emerson Rosemount Oxymitter DR Reference Manual page 60

Maintenance and service
October 2019
Figure 4-3: Cell Replacement Kit
A. Probe tube (not included in kit)
B. Calibration gas passage
C. Socket head cap screws
D. Cell and flange assembly
E. Corrugated seal
Procedure
1. Follow the instructions in
2. If the probe uses a snubber diffuser, use a spanner wrench to remove the flame
3. Remove the locking set screw from the flame arrestor. Use spanner wrenches from
60
duct.
arrestor/snubber diffuser assembly.
the probe disassembly kit
probe flange. If equipped with the flame arrestor with ceramic diffuser, remove and
discard the setscrews and remove the vee deflector
ceramic diffuser. If damaged, replace using the element.
Note
The flame arrestor and flame arrestor hub are among the critical components of
this type of protection. See Safety Data Sheet 1A99078.
Remove probe to remove the probe from the stack or
(Table 4) to turn the flame arrestor hub free from the
Reference Manual
00809-0100-4880
(Figure 4-4). Inspect the
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