16
10.
Slowly
restore water supply to the water purifier, pressurize, and check for leaks. Once it is determined that there are no
leaks, inlet valve can be fully opened.
11. Reposition Ultraviolet Monitor on probe body and tighten set screws.
12. Restore power to the water purifier and ultraviolet monitor. If after the cleaning of the quartz rod, there is still no significant
improvement in the ultraviolet intensity, as shown on the intensity meter, proceed to the
“Troubleshooting”
section.
TROUBLESHOOTING
Always disconnect power to the water purifier before performing any service or maintenance.
IMPORTANT
: This purifier is to be serviced
ONLY
by qualified, and appropriately licensed, personnel.
Table 4 - Troubleshooting
Problem
Possible Cause
Corrective Action
Purifier not operating
No electrical power
Verify that the purifier is connected to a live
power source.
Water leaking from purifier
Cracked or broken quartz sleeve
Shut down purifier, drain, and replace quartz
sleeve. See
“Quartz Sleeve Installation or
Replacement”
in the
“Maintenance”
section
Quartz sleeve sealing O-Ring(s) worn,
damaged
Shut down purifier, drain, and remove static
gland nut, replace sealing O-Ring. See
“Quartz
Sleeve Installation or Replacement”
in the
“Maintenance”
section
Poor, or loose, connections or fittings
Tighten suspect connection or fitting; or shut
down purifier, drain, and remove fitting or
connection. Clean threads; reapply thread sealing
tape and reinstall.
Poor purifier disinfection performance AND/OR Low
UV intensity (As indicated on optional
GUARDIAN
™
Ultraviolet Monitor)
Quartz sleeve fouled
Clean quartz sleeve, see “
Quartz Sleeve
Cleaning
” in the “
Maintenance
” Section.
Sensor Probe, if equipped, lens or
quartz rod fouled
Clean lens or Quartz Rod, see “
Optional
Ultraviolet Monitor Sensor Probe Cleaning
” in
the “
Maintenance
” section
Germicidal lamp output depreciating
Replace lamp, as it nears its end of life
(EOL)
.
See “
Lamp Installation or Replacement
” in the
“
Maintenance
” section.
Germicidal lamp not functioning
Replace lamp. See “
Lamp Installation or
Replacement
” in the “
Maintenance
” section
Low input voltage
Verify input voltage to purifier.
Change in water quality
Have water tested to confirm that it does not
exceed maximum recommended concentration
levels for use with this purifier.
