Watts SmartStream UV WB002, Installation, Operation And Maintenance Manual

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14
Troubleshooting
PROBLEM POSSIBLE CAUSE CORRECTIVE ACTION
Bacteria in outlet water Low or no UV transmittance into the water Replace lamp
Clean or replace quartz sleeve
Replace prefilter
Confirm the pretreatment is adequate
Confirm the feed water meets the feed water require-
ments within this manual
Biofilm in outlet plumbing System needs to be sterilized
System not on Confirm continuous power supply
Low power to lamp Replace controller
Low UV intensity Lamp over 1 year old Replace lamp
Fouled quartz sleeve Clean or replace quartz sleeve
Fouled prefilter Replace prefilter
High turbidity in feed water Confirm the pretreatment is adequate
Confirm the feed water meets the feed water require-
ments within this manual
UV sensor fouled or defective Clean or replace UV sensor
Low power to lamp Replace controller
Lamp intensity does not increase with water flow Confirm flow switch is functioning
White or milky colored water Air in water from new prefilter or quartz
sleeve replacement
Flow water through the system until water runs clear
Lamp out alarm ON Filaments broken in lamp Replace lamp
Glow cap not illuminated Lamp not rotated into position for normal
operation
Rotate lamp glow cap so that electrical connections
align with cut out in bracket
Low pressure after system Clogged prefilter Replace prefilter
Quartz sleeve nut leaks Quartz sleeve nut loose Tighten quartz sleeve nut
O-ring is defective Replace o-ring
All problem conditions called out within this troubleshooting chart require the disinfection procedure to be conducted after the
corrective action has been completed.
NOTICE