Troubleshooting
14
Section 6
Troubleshooting
Symptom
Possible Cause
Possible Solution
No power
GFCI and/or breaker tripped
Reset GFCI and/or breaker
Transient voltage surge suppressor (TVSS) damaged
Replace TVSS
Controller damaged
Replace controller and use a TVSS
GFCI or breaker repeatedly
trips
Connection between lamp and lamp plug is wet
Clean and dry lamp pins and lamp plug, check unit for leaks
or condensation
Short-circuit in the electrical assembly
Replace controller
Leak at inlet or outlet
Threaded pipe fittings are leaking
Clean threads, reseal with Teflon tape and retighten
Leak detected from area of UV
chamber
Condensation of moist air on cold chamber (slow
accumulation)
Control humidity or relocate unit
O-ring damaged, deteriorated or incorrectly installed
Inspect and replace if deteriorated
Lamp/sleeve assembly not properly installed (too tight or not
tight enough)
Tighten assembly hand-tight
Alarm
.
Refer to
System is operating but water
tests reveal bacterial
contamination
Equipment downstream of UV system is acting as a breeding
ground for pathogens
Ensure UV is the last piece of treatment equipment
Pathogens are residing in the distribution lines post-UV
Ensure all distribution lines have been disinfected with
chlorine. Refer to
Recontamination from pipe dead-ends
Remove any pipe dead-ends and flush with chlorine. Refer to
Lamp timer does not read
anything
Unit is unplugged
Plug unit into AC power outlet
No power at AC power outlet
Replace fuse or reset breaker
Power cord is damaged
Replace power cord
Power surge caused damage to electrical assembly
Replace controller and use a surge protector (TVSS)
Leak detected at filters
O-ring damaged, deteriorated or incorrectly installed
Remove the sump, wipe the O-ring and threads clean. ensure
the O-ring is fitted properly, then reinstall
Filter cartridge not centered
Remove sump, check for cartridge damage, re-assemble
ensuring cartridge is centered
