Chapter 5 - Repairs & Replacements

Terminal 1

Terminal 2

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Black

 

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Spiral Cord

Figure 102. Wiring Diagram of Oxygen Sensor-to-Meter Connections

Installation

1.Connect the white and black wires from the spiral cord of the new oxygen sensor to Terminal 2 on the meter (Figure 102).

2.Connect the two white wires from the new spiral cord to Terminal 1 on the meter.

3.With a new wire tie, secure the wire from the spiral cord to the same wire on Terminal 3.

4.If you are using a new fuel cell, remove the dark red shorting button (refer to the instructions packed with the fuel cell).

Note: Watch the oxygen concentration meter as you perform

Step 5. The calibration needle moves to the right, then settles down.

5.Place the fuel cell into the oxygen sensor. The end of the fuel cell with the metal disk goes in first.

6.Gently, screw the sensor end cap back on. Be careful, the threads are very fine and are easily damaged.

7.Insert the oxygen sensor/fuel cell into the wall.

8.Close and secure the electronics compartment door.

9.Using the calibration knob, position the calibration needle in the oxygen concentration meter to 20.5%.

10.When you are finished working with the fuel cell, wash your hands thoroughly.

New Style Units Removal

1.Open the electronics compartment (refer to Page 57).

2.Open the filter/fans compartment (refer to Page 58).

3.In the filter/fans compartment, pull the oxygen sensor out of the largeblackplasticmountingring.

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SSCI - Suburban Surgical Company, Inc.

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Image 102
Suburban Mfg 12019-01-NGFREP manual New Style Units Removal

12019-01-NGFREP specifications

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