Suburban REGAL INTENSIVE CARE UNIT 12019-01-NGFREP, Owner'S Manual

Page: 104 / 184

92 SSCI - Suburban Surgical Company, Inc.
Chapter 5 - Repairs & Replacements
Oxygen
Concentration Meter
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.
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.