Maintenance
11
4.2 Cleaning and Replacing Quartz Sleeve
Note:
Minerals in the water slowly form a coating on the quartz sleeve. This coating must be removed because it reduces
the amount of UV light reaching the water, thereby reducing disinfection performance. If the sleeve can not be cleaned, it
must be replaced.
Prerequisites:
•
Shut off water supply and drain all lines.
•
Depressurize the unit. Place a small pail under the unit to catch any spills.
•
Remove the UV lamp. Refer to
Procedure:
1
2
1
•
Unscrew the sleeve bolt and
carefully remove it from the
top of the chamber.
Note:
Sleeve may be
attached to sleeve bolt. Hold
sleeve with other hand while
removing sleeve bolt.
2
Mild
Acid
•
Clean the quartz sleeve with
a cloth soaked in CLR,
vinegar or some other mild
acid and then rinse with
water.
Note:
If sleeve cannot be
cleaned completely or it is
scratched or cracked, then
replace the sleeve.
3
•
Place O-ring on the sleeve as
shown. Insert the sleeve into
the chamber as shown in
step 4.
4
•
Ensure quartz sleeve is
properly centered in the
chamber.
5
2
1
•
Place sleeve bolt onto the
quartz sleeve, carefully push
down and hand tighten onto
chamber.
•
When service is complete,
assemble the prerequisites in
the reverse order of
disassembly.
Notes:
1) After replacing the UV lamp or sleeve perform the disinfection procedure, refer to
2) If the system is put on a temporary by-pass or if it becomes contaminated after the disinfection system, it is
necessary to complete the disinfection procedure. Refer to
