Suburban Mfg REGAL INTENSIVE CARE UNIT 12019-01-NGFREP - Manual (Page 166)

154 SSCI - Suburban Surgical Company, Inc.
Chapter 6 - Troubleshooting
Cannot move the set-point needle in the oxygen
concentration meter.
CAUTION: Before working on the electrical system,
make sure the unit is Off and the electric power cord
un-plugged.
First: A wire connection from the potentiometer to the oxygen
concentration meter may have come loose from the meter. Refer to
Figure 101 on Page 93 and make sure that both connections are in
place and tight.
Second: A wire on the rear of the potentiometer may be broken
off (Figure 110 on Page 97). Have a person skilled in soldering re-
solder the wire in place. If this is not possible, replace the
potentiometer. Order P/N 853397 and refer to Page 93 for
replacement instructions.
Third: The potentiometer itself maybe be bad. Replace the
potentiometer. Order P/N 853397 and refer to Page 96 for
replacement instructions.
Remedial Action