Thermo Scientific EASYpure 1164 Series Operation Manual And Parts List page 31

Reduced or no product flow
from the 0.2 filter assembly.
0.2 micron final filter clogs
rapidly after replacement.
Short cartridge life.
Water leakage inside
EASYpure UV/UF.
Green light on UV Solid State
Ballast not lit and audible alarm
sounds.
Ultrafilter needs replacement.
0.2 micron final filter clogged.
Cartridges improperly rinsed.
EASYpure UV/UF
contaminated with bacteria.
Cartridges being used are
beyond expiration date.
Change in feedwater
characteristics.
Loose connections.
Missing or defective cartridge
O-rings.
UV lamp not plugged into
UV Solid State Ballast.
UV lamp burnt out.
UV lamp not connected to
connector or improper
connection.
T
ROUBLESHOOTING
Replace Ultrafilter.
Replace the 0.2 filter assembly
as indicated in the 0.2 Micron
Filter Replacement section.
Rinse cartridges; install new filter.
Sanitize EASYpure UV/UF
according to the instructions in
System Sanitization.
Replace the 0.2 filter assembly
as indicated in the 0.2 Micron
Filter Replacement section.
Check the expiration date.
Cartridges begin to lose
capacity after being stored two
years from the date of manufac-
ture.
Replace the cartridges with
unexpired ones.
If a Barnstead ROpure is the
feedwater source, check that
the membrane is functioning
properly.
If a Barnstead Still is the
feedwater source, ensure that the
membrane is functioning properly.
If feedwater is from a central
water purification system, verify
water quality and proper
functioning of the system.
Tighten connections.
Install or replace cartridge
O-rings.
Plug UV lamp into UV Ballast.
Replace UV lamp.
Recheck/reconnect.
31