Oxygen Concentration Meter

Chapter 5 - Repairs & Replacements

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

6.Close and secure the electronics compartment door.

7.Close and secure the filter/fans compartment.

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

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

P/N 853436

The oxygen concentration meter is mounted in the electronics compartment door.

CAUTION: Before proceeding, make sure the unit is Off, and the electric power cord un-plugged.

Tools and Supplies Required

Flat-blade screwdriver

1/4-in. wrench

Utility knife or small wire cutter

Small wire tie

Markers, masking tape, tags, or other means to mark wires

Removal

1.Make sure that the main on/off switch is Off and the amber light in the switch is out.

2.Unplug the power cord from the electrical outlet.

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

Note: Check Figure 103. If the spiral cord is attached to meter with the plug shown, unplug the cord. The meter wires will not be connected to the meter as shown in Figure 101.

4.Identify the oxygen concentration meter, and remove the oxygen sensor wires - refer to Oxygen Sensor - Removal - Steps 7 through 9, starting on Page 89.

92	SSCI - Suburban Surgical Company, Inc.

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Suburban Mfg 12019-01-NGFREP manual Oxygen Concentration Meter

Models: 12019-01-NGFREP