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

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152 SSCI - Suburban Surgical Company, Inc.
Chapter 6 - Troubleshooting
No reading on oxygen concentration meter.
First: You may have an exhausted fuel cell in the oxygen sensor.
Replace the fuel cell. Order P/N 853396 and refer to Page 68 for
replacement instructions.
CAUTION: Before working on the electrical system,
make sure the unit is Off and the electric power cord
un-plugged.
Second: The spiral cord between the fuel cell and the oxygen
concentration meter may be loose. Check the rear of the oxygen
concentration meter and make sure the spiral cord is firmly
connected.
Third: One of the other wires on the rear of the oxygen
concentration meter may be loose. Make sure that all wires are in
place and tight.
Fourth: The oxygen sensor may be bad. Replace the sensor.
Order P/N 853395 and refer to Page 88 for replacement
instructions.
Fifth:
The oxygen concentration meter may be bad. Replace the
meter. Order P/N 853436 and refer to Page 92
for replacement instructions.
Remedial Action