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Manual
00809-0500-4881
Install O
Procedure
1. Rub a small amount of anti-seize compound on both sides of new gasket.
2. Apply anti-seize compound to threads of O
3. Install O
4. Reconnect the lead wires from O
5. Install reference air tube in sensor housing.
Install terminals insulator and cover
Procedure
1. Install insulator over uppermost terminal blocks. Position one side of insulator
2. Position opposite side of insulator and secure with related marking plate.
3. If removed, install cover gasket. Screw cover (A) onto sensor housing (H). Tighten
4. Align locking clip with gap between cover ribs.
5. Loosen screw and slide locking clip fully into gap between cover ribs. Retighten
Leak test sensor housing
Procedure
1. Install ¼ national pipe thread (NPT) cap on dilution air fitting. Install a ¼ NPT cap on
2. If not in place, install exhaust tube (B,
3. Connect a calibrated manometer to the CAL GAS inlet port.
Rosemount OCX8800C
cell and heater strut assembly
2
See
Figure 10-14
sensor housing.
CAUTION
EQUIPMENT DAMAGE
Stripped threads on the O
Gas leakage can affect the O
Avoid over-tightening the O
cell and heater strut assembly in sensor housing. Snug up, but do not
2
over-tighten the assembly.
housing terminal blocks.
Refer to
Figure
10-15.
See
Figure 10-14
Make sure that the open end of reference air tube extends into heater tube of O
cell and heater strut assembly.
against terminal blocks and snap terminal marking plate to mating stand-off.
See
Figure 10-14
cover firmly.
screw.
sample tube (C,
Figure
10-22) or plug ¼ NPT sample inlet port.
Capped or plugged ports must be air tight.
instructions provided.
cell and heater strut assembly and
2
cell and heater strut assembly can allow gas leakage.
2
measurements and calibration.
2
cell and heater strut assembly.
2
cell, heater, and thermocouple to the sensor
2
Figure
10-22) in exhaust port according to
Maintenance and service
April 2023
2
253
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