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Maintenance and service
April 2023
5. Wrap heater insulator around sensor holder. Make sure the insulator joint lines up
6. Slide the COe band heater
7. Check for proper height of COe heater thermocouple
8. Install and fasten thermocouple
9. Position band heater as shown in
10. Reconnect the COe sensor, thermocouple, and heater wires at the sensor housing
248
CAUTION
Equipment damage
The heater insulator prevents current leakage between the band heater and the
sensor holder. Failure to properly install the insulator may cause the device to trip a
ground fault interrupt circuit.
with the band gap of the COe band heater.
Do not tighten the band heater at this time. The heater must rotate freely around
the sensor holder.
connector up or down to adjust height.
heater clamp screw.
The heater insulator end joint must line up with the band gap of the COe band
heater.
terminal blocks.
Refer to
Figure
10-29.
(Figure
10-9) up onto sensor holder.
(Figure
10-9).
Figure 10-27
and
00809-0500-4881
(Figure
10-8). Thread bayonet
Figure 10-28
and tighten band
Emerson.com/Rosemount
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