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SECTION 4—TROUBLESHOOTING
Perfecto
2
™
22 Part No 1148070
Unit Operating,
Internal Status Indicators:
RED: Three Flashes
GREEN: One Flash
Control Panel Indicators:
RED: Off
YELLOW: Flashing
GREEN: On
Internal repairs required. Replace SensO
2
circuit board. Refer to
Replacing P.C. Board
on page 58.
Low-Flow Alarm does not
activate on flows less than 0.5
L/min.
System leak. Repair leak in product tank, regulator,
tubing, fittings, or flow meter.
Defective check valves. Replace check valves. Refer to Replacing
Check Valves on page 46.
SYMPTOM PROBABLE CAUSE SOLUTION