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Instruction 24-9351
PCA
6-3
Figure 6-2. Rear View of the PCB and Sensors
Maintenance
4
FUSE
TO
BATTERY
COMPARTMENT
OPTIONAL
CARBON
MONOXIDE
SENSOR
OXYGEN
SENSOR
PUMP
DRAFT
SENSOR
CO PCB
PUMP
MTG.
SCREWS
NX PCB
OPTIONAL
NITRIC
OXIDE
SENSOR
BIAS
BATTERY
PARTICULATE
FILTER
+–
RED
BLACK