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7. Ultraviolet (U.V.) Sterilizer
Test: Full automatic light emitting diode (L.E.D.) on side of sterilizer indicates strength and
microprocessor will shut vending machine off if strength of sterilizer light is below the required
level. CHECK LED MONTHLY.
Replace/Clean Clean quartz sleeve and U.V. probe when light emitting diode (L.E.D.) turns “yellow” or “red.”
Frequently: If L.E.D. does not return to “green,” replace U.V. lamp. Quartz sleeve and U.V. probe should
also be cleaned once every four (4) months and the U.V. lamp replaced at least once a year
(refer to Ultraviolet (U.V.) Sterilizer, Section IX for procedure).
WARNING: NEVER LOOK DIRECTLY INTO THE UNPROTECTED PARTS OF THE
U.V. CHAMBER WHEN THERE IS POWER TO THE STERILIZER.
SERIOUS BURNS TO THE SKIN and EYES MAY RESULT.
8. General Maintenance
Test: CHECK FOR LEAKS AFTER THE FIRST DAY OF OPERATION, THEN AFTER THE
FIRST WEEK, THEN EVERY MONTH thereafter and reconnect with new Teflon tape if
necessary. CHECK GENERAL OPERATION OF MACHINE EVERY TWO (2) WEEKS.
Replace/Clean CLEAN and DISINFECT CUSTOMER CONTACT SURFACES DAILY (vending bay, nozzle
Frequency: protector, and keyboard (touch pad). CLEAN AND DISINFECT DRAIN BAY ONCE A
WEEK.
9. Water Quality Test
Test: COLIFORM TESTS OF INCOMING and VENDED WATER EVERY SIX (6) MONTHS.
Have test done by a certified testing lab.