Lync WQ-UV
SECTION 3: Operation
L- OMM-006_0A
•
1/26/2022
Technical Support • (800) 433-5654 • Mon-Fri, 8 am - 5 pm EST
32
of
38
4.
Troubleshooting
PROBLEM
POSSIBLE CAUSE
CORRECTIVE ACTIONS
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 requirements 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 requirements 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 cartridge
Clean or replace the cartridge
Quartz sleeve nut leaks
Quartz sleeve nut loose
Tighten quartz sleeve nut
O-ring is defective
Replace O-ring
WARNING!
All problem conditions called out within this Troubleshooting chart require the disinfection
procedure to be conducted after the corrective action has been completed; see Section 6.3.
