
35-3010RK-07 Sample-Draw Detector • 11
Figure 6: Internal (Factory) Wiring, Sample Draw Detector
Oxygen Sensor
H2S
H2S Sensor
Plugs Into
Far Side of
Preamp
Circuit Board
Pump
Factory
Wired
CO
Not
Used
Pressure Switch
Factory Wired
IR LEL Sensor
Connector
IR LEL
Detector
Black
Green
White
White
Green
Red