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Instruction Manual
IM-106-880, Rev 1.0
January 2007
OCX 8800
6-26
Figure 6-21. O
2
Cell,
Thermocouple, and
Heater Connections
2. If thermal switch (15) was removed, install thermal switch on mating
heater clamp (12), connect wires of heater rods (13), and install
insulator (14).
3. Install the heater rods (13), heater clamps (12), and screws (11).
4. Reconnect the heater rod leads at the sensor housing terminal blocks,
(Figure 6-21).
+ +
+
+
O2
ThermocoupleWires
ORG
RED
T/C O2
T/C CO
T/C SB
EXC
CJC
OC
ellWires
2
O HeaterWires
2
ReturnWire
O Cell and Heater Strut
Assembly
2
CO REF
CO ACT
Sensor HousingTerminals
+
-
HTR 02
HTR SB
2
GRN
2
1
+
-
+
-
+
-
+
-
+
-
+
YEL
-
+
+
37390069
HTR 02
2
1
Sample Block
Heater Rods
Thermal
Switch
HTR CO
1
EXC
-
Sample
Block
Thermo-
couple